Entity Central Index Key Financing receivable recorded investment thirty to eighty nine days past due. Financing receivable allowance for credit losses related to purchased credit impaired loans. Financing receivable allowance for purchased credit impaired loans. Certain loans acquired in transfer not accounted for as debt securities commercial and industrial outstanding balance. Non-marketable securities equity securities. Equity in undistributed net income of subsidiaries. Payments to acquire non-marketable equity securities. Proceeds from sale of non marketable equity securities. Business combination deposit premium paid. Business combination recognized identifiable assets acquired and liabilities assumed loans net of discounts. Business combination, recognized identifiable assets acquired and liabilities assumed, bank owned life insurance. Business combination recognized identifiable assets acquired and liabilities assumed deposits net of premiums. Cover [Abstract] Entity Registrant Name Entity Registrant Name Entity Central Index Key Document Type Document Type Document Period End Date Document Period End Date Amendment Flag Amendment Flag Document Fiscal Year Focus Document Fiscal Year Focus Trading Symbol Trading Symbol Document Fiscal Period Focus Document Fiscal Period Focus Current Fiscal Year End Date Current Fiscal Year End Date Entity Well-known Seasoned Issuer Entity Well Known Seasoned Issuer Entity Current Reporting Status Entity Current Reporting Status Entity Voluntary Filers Entity Voluntary Filers Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Ex Transition Period Entity Ex Transition Period Entity Shell Company Entity Shell Company Entity Common Stock, Shares Outstanding Entity Common Stock Shares Outstanding Entity Public Float Entity Public Float Entity File Number Entity File Number Entity Tax Identification Number Entity Tax Identification Number Entity Address, Address Line One Entity Address Address Line1 Entity Address, City or Town Entity Address City Or Town Entity Address, State or Province Entity Address State Or Province Entity Address, Postal Zip Code Entity Address Postal Zip Code City Area Code City Area Code Local Phone Number Local Phone Number Entity Interactive Data Current Entity Interactive Data Current Title of 12(b) Security Security12b Title Security Exchange Name Security Exchange Name Entity Incorporation, State or Country Code Entity Incorporation State Country Code Document Transition Report Document Transition Report Document Annual Report Document Annual Report Statement Of Financial Position [Abstract] ASSETS Assets [Abstract] Cash and cash equivalents: Cash Cash Equivalents And Federal Funds Sold [Abstract] Cash and due from banks Cash And Due From Banks Interest bearing deposits Interest Bearing Deposits In Banks Federal funds sold Federal Funds Sold Total cash and cash equivalents Cash Cash Equivalents And Federal Funds Sold Investment securities: Marketable Securities [Abstract] Available for sale, at fair value Available For Sale Securities Debt Securities Held to maturity, at amortized cost Held To Maturity Securities Total investment securities Marketable Securities Non-marketable equity securities Non Marketable Securities Equity Securities Loans held for sale Loans Receivable Held For Sale Net Not Part Of Disposal Group Loans: Loans And Leases Receivable Net Reported Amount [Abstract] Loans held for investment Loans And Leases Receivable Net Of Deferred Income Allowance for loan losses Loans And Leases Receivable Allowance Total loans held for investment, net Loans And Leases Receivable Net Reported Amount Premises and equipment, net Property Plant And Equipment Net Goodwill Goodwill Bank-owned life insurance (BOLI) Bank Owned Life Insurance Deferred income tax assets net Deferred Tax Assets Liabilities Net Accrued interest receivable Interest Receivable Other intangibles Other Intangible Assets Net Other real estate owned Other Real Estate And Foreclosed Assets Other assets Other Assets Total assets Assets LIABILITIES AND SHAREHOLDERS’ EQUITY Liabilities And Stockholders Equity [Abstract] Deposits: Deposits [Abstract] Non-interest bearing deposits Noninterest Bearing Deposit Liabilities Interest bearing deposits Interest Bearing Deposit Liabilities Total deposits Deposits Short-term borrowings Federal Funds Purchased And Securities Sold Under Agreements To Repurchase Accrued interest payable Interest Payable Current And Noncurrent Other liabilities Other Liabilities Total liabilities Liabilities Commitments and contingencies Commitments And Contingencies Shareholders’ equity: Stockholders Equity [Abstract] Preferred shares, $0.01 par value: 3,000,000 shares authorized, no shares issued Preferred Stock Value Common shares, $0.01 par value: 30,000,000 shares authorized; 18,870,498 and 18,728,823 shares issued and outstanding as of December 31, 2019 and December 31, 2018, respectively Common Stock Value Outstanding Additional paid-in capital Additional Paid In Capital Common Stock Retained earnings Retained Earnings Accumulated Deficit Accumulated other comprehensive income / (loss) Accumulated Other Comprehensive Income Loss Net Of Tax Total shareholders’ equity Stockholders Equity Total liabilities and shareholders’ equity Liabilities And Stockholders Equity Preferred shares, par value Preferred Stock Par Or Stated Value Per Share Preferred shares, authorized Preferred Stock Shares Authorized Preferred shares, issued Preferred Stock Shares Issued Common stock, par value Common Stock Par Or Stated Value Per Share Common stock, shares authorized Common Stock Shares Authorized Common stock, shares issued Common Stock Shares Issued Common stock, shares outstanding Common Stock Shares Outstanding Mortgage banking non-interest income. Card processing. Service charges on deposit accounts non-interest income. Income Statement [Abstract] Interest income Interest And Dividend Income Operating [Abstract] Interest and fees on loans Interest And Fee Income Loans And Leases Interest and dividends on investments Investment Income Interest And Dividend Total interest income Interest And Dividend Income Operating Interest expense Interest Expense Deposits Net interest income Interest Income Expense Net Provision for loan losses Provision For Loan And Lease Losses Net interest income after provision for loan losses Interest Income Expense After Provision For Loan Loss Non-interest income Noninterest Income [Abstract] Mortgage banking Mortgage Banking Non Interest Income Card processing Card Processing Income Service charges on deposit accounts Service Charges On Deposit Accounts Non Interest Income Net (loss)/gain on sale of investment securities Marketable Securities Realized Gain Loss Other operating Noninterest Income Other Operating Income Total non-interest income Noninterest Income Non-interest expense Noninterest Expense [Abstract] Salaries and employee benefits Labor And Related Expense Occupancy, equipment and depreciation Occupancy Net Data processing Information Technology And Data Processing Marketing and advertising Marketing And Advertising Expense FDIC premiums Federal Deposit Insurance Corporation Premium Expense Acquisition-related costs Business Combination Acquisition Related Costs Other Other Noninterest Expense Total non-interest expense Noninterest Expense Income before income tax expense Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments Income tax expense Income Tax Expense Benefit Net income Net Income Loss Earnings per common share: Earnings Per Share [Abstract] Basic Earnings Per Share Basic Diluted Earnings Per Share Diluted Weighted average common shares outstanding: Weighted Average Number Of Shares Outstanding [Abstract] Basic Weighted Average Number Of Shares Outstanding Basic Diluted Weighted Average Number Of Diluted Shares Outstanding Statement Of Income And Comprehensive Income [Abstract] Net income Other comprehensive income/(loss) Comprehensive Income Net Of Tax [Abstract] Unrealized holding gains/(losses) on securities available for sale Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax Tax effect Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax Unrealized holding gains/(losses) on securities available for sale, net of tax Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax Comprehensive income Comprehensive Income Net Of Tax Statement Of Stockholders Equity [Abstract] Statement [Table] Statement [Table] Equity Components Statement Equity Components [Axis] Equity Component Equity Component [Domain] Common Shares Common Stock [Member] Additional Paid-in Capital Additional Paid In Capital [Member] Retained Earnings Retained Earnings [Member] Accumulated Other Comprehensive Income/(Loss) Accumulated Other Comprehensive Income [Member] Statement [Line Items] Statement [Line Items] Balance, beginning Balance, beginning, Shares Other comprehensive income (loss) Cash dividends declared Dividends Common Stock Cash Share-based compensation Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value Reclassification of deferred tax rate change related to AOCI Tax Cuts And Jobs Act Of2017 Reclassification From Aoci To Retained Earnings Tax Effect Issuance of common shares Stock Issued During Period Value New Issues Issuance of common shares, shares Stock Issued During Period Shares New Issues Exercise of stock options and vested restricted stock units Stock Issued During Period Value Share Based Compensation Exercise of stock options and vested restricted stock units, shares Stock Issued During Period Shares Share Based Compensation Balance, ending Balance, ending, Shares Cash dividends declared per share Common Stock Dividends Per Share Declared Dividends declared but not paid. Statement Of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided By Used In Operating Activities [Abstract] Net income Profit Loss Adjustments to reconcile net income to net cash provided by operating activities: Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Depreciation and amortization Depreciation And Amortization (Increase) decrease in deferred income taxes Increase Decrease In Deferred Income Taxes Net amortization of securities discounts and premiums Accretion Amortization Of Discounts And Premiums Investments Share-based compensation Share Based Compensation Increase in cash surrender value of BOLI Bank Owned Life Insurance Income Gain on sale of loans held for sale, net of capitalized servicing rights Gain Loss On Sales Of Loans Net Originations of loans held for sale Payments For Origination And Purchases Of Loans Held For Sale Proceeds from sale of loans held for sale Proceeds From Sale Of Mortgage Loans Held For Sale Net changes in: Increase Decrease In Operating Capital [Abstract] Accrued interest receivable Increase Decrease In Accrued Interest Receivable Net Other assets Increase Decrease In Other Operating Assets Accrued interest payable Increase Decrease In Interest Payable Net Other liabilities Increase Decrease In Other Operating Liabilities Net cash provided by operating activities Net Cash Provided By Used In Operating Activities Cash flows from investing activities: Net Cash Provided By Used In Investing Activities [Abstract] Net cash used in acquisition-related activities Payments To Acquire Businesses Net Of Cash Acquired Net change in loans held for investment Payments For Proceeds From Loans And Leases Purchase of available for sale securities Payments To Acquire Available For Sale Securities Debt Purchase of held to maturity securities Payments To Acquire Held To Maturity Securities Maturities/sales of available for sale securities Proceeds From Sale And Maturity Of Available For Sale Securities Maturities of held to maturity securities Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities Purchase of bank-owned life insurance Payments To Acquire Life Insurance Policies Purchase of premises and equipment Payments To Acquire Property Plant And Equipment Proceeds from sale of assets Proceeds From Sale Of Property Plant And Equipment Proceeds from sale of other real estate owned, net of improvements Proceeds From Sale Of Other Real Estate Purchase of non-marketable equity securities Payments To Acquire Non Marketable Equity Securities Proceeds from sale of non-marketable equity securities Proceeds From Sale Of Non Marketable Equity Securities Net cash used in investing activities Net Cash Provided By Used In Investing Activities Cash flows from financing activities: Net Cash Provided By Used In Financing Activities [Abstract] Net increase in deposits Increase Decrease In Deposits Exercise of stock options Proceeds From Stock Options Exercised Net change in short-term borrowings Proceeds From Repayments Of Short Term Debt Cash dividends paid Payments Of Dividends Common Stock Net cash provided by financing activities Net Cash Provided By Used In Financing Activities Net change in cash and cash equivalents Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect Cash and cash equivalents, beginning of year Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations Cash and cash equivalents, end of year Supplemental disclosures of cash flow information: Supplemental Cash Flow Information [Abstract] Cash paid for interest Interest Paid Net Income taxes paid Income Taxes Paid Supplemental disclosures of non-cash transactions: Noncash Investing And Financing Items [Abstract] Reclassifications from loans to other real estate owned Transfer To Other Real Estate Dividends declared but not paid Dividends Declared But Not Paid Unrealized gains/(losses) on securities available for sale Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax Measurement period adjustment to goodwill Goodwill Purchase Accounting Adjustments Acquisitions: Noncash Or Part Noncash Acquisition Net Nonmonetary Assets Acquired Liabilities Assumed [Abstract] Assets acquired Noncash Or Part Noncash Acquisition Value Of Assets Acquired1 Liabilities assumed Noncash Or Part Noncash Acquisition Value Of Liabilities Assumed1 Documents Incorporated by Reference Documents Incorporated By Reference [Text Block] Accounting Policies [Abstract] Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Investments Debt And Equity Securities [Abstract] Investment Securities Investments In Debt And Marketable Equity Securities And Certain Trading Assets Disclosure [Text Block] Receivables [Abstract] Loans and Allowance for Loan Losses Loans Notes Trade And Other Receivables Disclosure [Text Block] Property Plant And Equipment [Abstract] Premises and Equipment Property Plant And Equipment Disclosure [Text Block] Deposits Deposit Liabilities Disclosures [Text Block] Debt Disclosure [Abstract] Short-term Borrowings Short Term Debt [Text Block] Income Tax Disclosure [Abstract] Income Taxes Income Tax Disclosure [Text Block] Commitments And Contingencies Disclosure [Abstract] Commitments and Contingencies Commitments And Contingencies Disclosure [Text Block] Banking And Thrift [Abstract] Regulatory Capital Matters Regulatory Capital Requirements Under Banking Regulations [Text Block] Stockholders Equity Note [Abstract] Stockholders' Equity Stockholders Equity Note Disclosure [Text Block] Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] Incentive Share-Based Plan and Other Employee Benefits Compensation And Employee Benefit Plans [Text Block] Fair Value Disclosures [Abstract] Fair Value Fair Value Disclosures [Text Block] Contingencies and concentrations of credit risk. Contingencies And Concentrations Of Credit Risk [Abstract] Contingencies and Concentrations of Credit Risk Concentration Risk Disclosure [Text Block] Condensed Financial Information Of Parent Company Only Disclosure [Abstract] Condensed Financial Statements of Parent Company Condensed Financial Information Of Parent Company Only Disclosure [Text Block] Business Combinations [Abstract] Acquisitions Business Combination Disclosure [Text Block] Quarterly Financial Information Disclosure [Abstract] Unaudited Quarterly Financial Data Quarterly Financial Information [Text Block] Nature of Operations and Basis of Consolidation Consolidation Policy [Text Block] Use of Estimates Use Of Estimates Reclassifications Prior Period Reclassification Adjustment Description Business Combinations Business Combinations Policy Cash and Cash Equivalents Cash And Cash Equivalents Policy [Text Block] Investment Securities Marketable Securities Policy Non-Marketable Equity Securities Securities Owned Not Readily Marketable Policy Loans Held for Sale Finance Loan And Lease Receivables Held For Sale Policy Loans Held for Investment Finance Loan And Lease Receivables Held For Investment Policy Impaired Loans Impaired Financing Receivable Policy Policy [Text Block] Acquired loans policy. Acquired Loans Acquired Loans Policy [Text Block] Allowance for Loan Losses Loans And Leases Receivable Allowance For Loan Losses Policy Premises and Equipment Property Plant And Equipment Policy [Text Block] Bank owned life insurance. Bank-Owned Life Insurance Bank Owned Life Insurance Policy [Text Block] Goodwill Goodwill And Intangible Assets Goodwill Policy Other Intangible Assets Goodwill And Intangible Assets Intangible Assets Policy Mortgage and other servicing rights policy. Mortgage and Other Servicing Rights Mortgage And Other Servicing Rights Policy [Text Block] Other Real Estate Owned Finance Loan And Lease Receivables Held For Investments Foreclosed Assets Policy Transfers of Financial Assets Transfers And Servicing Of Financial Assets Policy [Text Block] Income Taxes Income Tax Policy [Text Block] Off-Balance-Sheet Credit Related Financial Instruments Off Balance Sheet Credit Exposure Policy Policy [Text Block] Share Based Compensation Plans Share Based Compensation Option And Incentive Plans Policy Earnings Per Share Earnings Per Share Policy [Text Block] Comprehensive Income Comprehensive Income Policy Policy [Text Block] Advertising Costs Advertising Costs Policy [Text Block] Impact of Recent Authoritative Accounting Guidance New Accounting Pronouncements Policy Policy [Text Block] Subsequent Events Subsequent Events Policy Policy [Text Block] Schedule of property plant and equipment useful life. Basis of presentation. Basis Of Presentation [Abstract] Schedule of Estimated Useful Lives of Related Assets Schedule Of Property Plant And Equipment Useful Life Table [Text Block] Schedule of Earnings Per Common Share Schedule Of Earnings Per Share Basic And Diluted Table [Text Block] Summary of Amortized Cost and Approximate Fair Values of Investment Securities Available for Sale Debt Securities Available For Sale Table [Text Block] Summary of Carrying Amounts and Estimated Fair Values of Securities Held to Maturity Held To Maturity Securities [Text Block] Summary of Gross Unrealized Losses and Fair Value for Securities Available for Sale and Held to Maturity Schedule Of Unrealized Loss On Investments Table [Text Block] Amortized Cost and Estimated Fair Values of Investment Securities that are Available for Sale and Held to Maturity by Contractual Maturity Investments Classified By Contractual Maturity Date Table [Text Block] Summary of Loans Schedule Of Accounts Notes Loans And Financing Receivable [Text Block] Summary of Changes in Allowance for Loan Losses Allowance For Credit Losses On Financing Receivables Table [Text Block] Summary of Nonaccrual Loans Schedule Of Financing Receivables Non Accrual Status Table [Text Block] Summary of Troubled Debt Restructured Loans Troubled Debt Restructurings On Financing Receivables Table [Text Block] Troubled debt restructurings on financing receivables payments default occurs With in restructure date. Summary of Changes in Troubled Debt Restructured Loans Troubled Debt Restructurings On Financing Receivables Payments Default Occurs With In Restructure Date Table [Text Block] Summary of Current and Past Due Loans Held For Investment (Accruing And Non-Accruing) Past Due Financing Receivables Table [Text Block] Summary of Outstanding Loan Balances (Accruing and Non - Accruing) Categorized by Credit Quality Indicators Financing Receivable Credit Quality Indicators Table [Text Block] Summary of Information on Impaired Loans Impaired Financing Receivables Table [Text Block] Summary of changes in accretable yield for purchased loans. Summary of Changes In Accretable Yield for Purchased Loans Summary Of Changes In Accretable Yield For Purchased Loans Table [Text Block] Summary of changes in non accretable yield for purchased Loans. Summary of Changes in Non-accretable Yield for Purchased Loans Summary Of Changes In Non Accretable Yield For Purchased Loans Table [Text Block] Summary of balance of purchased loans Summary of Balance of Purchased Loans Summary Of Balance Of Purchased Loans Table [Text Block] Schedule of Premises and Equipment Property Plant And Equipment [Text Block] Schedule of Future Minimum Rental Commitments Required under Operating Leases That have Initial or Remaining Non-cancelable Lease Terms in Excess of One Year Lessee Operating Lease Liability Maturity Table [Text Block] Summary of deposits. Summary of Deposit Account Balances Summary Of Deposits Table [Text Block] Scheduled maturities for certificates of deposit. Scheduled Maturities for Certificates of Deposit Scheduled Maturities For Certificates Of Deposit Table [Text Block] Schedule of Short-term borrowings and Information Concerning Short-term Borrowings Schedule Of Short Term Debt [Text Block] Summary of Components of Income Tax Expense (Benefit) Schedule Of Components Of Income Tax Expense Benefit Table [Text Block] Summary of Combined Federal and State Income Tax Expense Differs from Federal Statutory Corporate Tax Rate Schedule Of Effective Income Tax Rate Reconciliation Table [Text Block] Summary of Components of Net Deferred Income Tax Assets Schedule Of Deferred Tax Assets And Liabilities Table [Text Block] Summary of Contractual Amounts of Off-balance Sheet Financial Instruments Schedule Of Fair Value Off Balance Sheet Risks [Text Block] Summary of Actual and Required Capital Amounts and Ratios Schedule Of Compliance With Regulatory Capital Requirements Under Banking Regulations [Text Block] Summary of Dividends Per Share Declared and Paid Dividends Declared Table [Text Block] Summary of Share-Based Option Transactions Schedule Of Share Based Compensation Stock Options Activity Table [Text Block] Summary of Restricted Stock Unit Schedule Of Nonvested Restricted Stock Units Activity Table [Text Block] Summary of Estimated Fair Values of Financial Instruments Fair Value By Balance Sheet Grouping [Text Block] Summary of Asset Measured on Recurring and Non-recurring Basic at Fair Value Fair Value Assets Measured On Recurring And Nonrecurring Basis Table [Text Block] Balance Sheets Schedule Of Condensed Balance Sheet Table [Text Block] Statements of Income Schedule Of Condensed Income Statement Table [Text Block] Statements of Cash Flows Schedule Of Condensed Cash Flow Statement Table [Text Block] Schedule Of Business Acquisitions By Acquisition [Table] Schedule Of Business Acquisitions By Acquisition [Table] Business Acquisition Business Acquisition [Axis] Business Acquisition, Acquiree Business Acquisition Acquiree [Domain] Banner bank. Banner Bank Banner Bank [Member] Town and country bank incorporation. Town & Country Bank, Inc. Town And Country Bank Incorporation [Member] Business Acquisition [Line Items] Business Acquisition [Line Items] Summary of Consideration Paid and Fair Value of Assets Acquired and Liabilities Assumed and Recognized Schedule Of Business Acquisitions By Acquisition [Text Block] Summary of Unaudited Quarterly Financial Data Schedule Of Quarterly Financial Information Table [Text Block] Number of retail branches. Significant accounting policies. Significant accounting policies. Significant Accounting Policies [Table] Significant Accounting Policies [Table] Legal Entity Legal Entity [Axis] Entity Entity [Domain] Peoples intermountain bank. People's Intermountain Bank Peoples Intermountain Bank [Member] Statistical Measurement Range [Axis] Statistical Measurement Range [Member] Minimum Minimum [Member] Maximum Maximum [Member] Award Type Award Type [Axis] Award Type Share Based Compensation Arrangements By Share Based Payment Award Award Type And Plan Name [Domain] RSU Restricted Stock Units R S U [Member] Adjustments for New Accounting Pronouncements Adjustments For New Accounting Pronouncements [Axis] Type of Adoption Type Of Adoption [Member] ASU 2016-13 Accounting Standards Update201613 [Member] ASU 2016-02 Accounting Standards Update201602 [Member] Significant Accounting Policies [Line Items] Significant Accounting Policies [Line Items] Number of retail branches Number Of Retail Branches Threshold period past due for loans placed on non-accrual status Financing Receivable Threshold Period Past Due Writeoff Schedule Of Property Plant And Equipment [Table] Schedule Of Property Plant And Equipment [Table] Property, Plant and Equipment, Type Property Plant And Equipment By Type [Axis] Property, Plant and Equipment, Type Property Plant And Equipment Type [Domain] Building and Building Improvements Building And Building Improvements [Member] Leasehold Improvements Leasehold Improvements [Member] Furniture and Equipment Furniture And Fixtures [Member] Computers Software and Equipment Software Development [Member] Property Plant And Equipment [Line Items] Property Plant And Equipment [Line Items] Estimated useful lives Property Plant And Equipment Useful Life Vesting period Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 Vesting period, description Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Rights Numerator Net Income Loss [Abstract] Denominator Weighted-average number of common shares outstanding Incremental shares assumed for stock options and RSUs Incremental Common Shares Attributable To Share Based Payment Arrangements Weighted-average number of dilutive shares outstanding Basic earnings per common share Diluted earnings per common share Advertising cost Advertising Expense Public float. Public float Public Float Annual revenues Revenues Expected increase in allowance for credit losses. expected percentage of increase in allowance for credit losses. Expected increase in nonaccretable discounts on purchased with credit deterioration loans. Expected percentage of increase in nonaccretable discounts on purchased with credit deterioration loans. Expected increase in cumulative, tax-effected impact to shareholders’ equity. Expected percentage of increase in cumulative, tax-effected Impact to shareholders equity. Expected increase in allowance for credit losses Expected Increase In Allowance For Credit Losses Expected percentage of increase in allowance for credit losses Expected Percentage Of Increase In Allowance For Credit Losses Expected gross-up for nonaccretable discounts on PCD loans Expected Increase In Nonaccretable Discounts On Purchased With Credit Deterioration Loans Expected percentage of increase in gross-up for nonaccretable discounts on PCD loans Expected Percentage Of Increase In Nonaccretable Discounts On Purchased With Credit Deterioration Loans Expected increase in cumulative, tax-effected impact to total shareholders’ equity Expected Increase In Cumulative Tax Effected Impact To Shareholders Equity Expected percentage of increase in cumulative, tax-effected impact to shareholders’ equity Expected Percentage Of Increase In Cumulative Tax Effected Impact To Shareholders Equity Number of properties under right-of-use assets and lease liabilities. Number of real property leases under non-cancelable operating leases Property Subject To Or Available For Operating Lease Number Of Units Number of properties under right-of-use assets and lease liabilities Number Of Properties Under Right Of Use Assets And Lease Liabilities Operating lease, right of use asset Operating Lease Right Of Use Asset Operating lease liability Operating Lease Liability Schedule Of Available For Sale Securities [Table] Schedule Of Available For Sale Securities [Table] Investment Type Investment Type [Axis] Investments Investment Type Categorization [Member] Municipal Securities Municipal Bonds [Member] Corporate Securities Corporate Bond Securities [Member] Financial Instrument Financial Instrument [Axis] Financial Instruments Transfers And Servicing Of Financial Instruments Types Of Financial Instruments [Domain] U.S. Government Sponsored Securities U S Government Sponsored Enterprises Debt Securities [Member] Mortgage-backed Securities Mortgage Backed Securities [Member] Schedule Of Available For Sale Securities [Line Items] Schedule Of Available For Sale Securities [Line Items] Available for Sale, Amortized Cost Available For Sale Debt Securities Amortized Cost Basis Available for Sale, Gross Unrealized Gains Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax Available for Sale, Gross Unrealized Losses, Less Than 12 Months Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss Available for Sale, Gross Unrealized Losses, 12 Months or Longer Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss Available for Sale, Fair Value Schedule Of Held To Maturity Securities [Table] Schedule Of Held To Maturity Securities [Table] Schedule Of Held To Maturity Securities [Line Items] Schedule Of Held To Maturity Securities [Line Items] Held to Maturity, Amortized Cost Held to Maturity, Gross Unrealized Gain Held To Maturity Securities Accumulated Unrecognized Holding Gain Held to Maturity, Gross Unrealized Losses, Less Than 12 Months Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss Held to Maturity, Gross Unrealized Losses, 12 Months or Longer Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss Held to Maturity, Fair Value Held To Maturity Securities Fair Value Available-for-sale and held-to-maturity securities continuous unrealized loss position. Available-for-sale and held-to-maturity securities continuous unrealized loss position. Available For Sale And Held To Maturity Securities Continuous Unrealized Loss Position [Table] Available For Sale And Held To Maturity Securities Continuous Unrealized Loss Position [Table] Available-for-Sale and Held-to-Maturity Securities Continuous Unrealized Loss Position [Line Items] Available For Sale And Held To Maturity Securities Continuous Unrealized Loss Position [Line Items] Available for Sale, Less Than 12 Months, Fair Value Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Available for Sale, 12 Months or More, Fair Value Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Available for Sale, Fair Value, Total Debt Securities Available For Sale Unrealized Loss Position Available for Sale, Less Than 12 Months, Unrealized Losses Available for Sale, 12 Months or More, Unrealized Losses Available for Sale, Unrealized Losses, Total Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss Held to Maturity, Less Than 12 Months, Fair Value Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value Held to Maturity, 12 Months or More, Fair Value Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value Held to Maturity, Fair Value, Total Held To Maturity Securities Continuous Unrealized Loss Position Fair Value Held to Maturity, Unrealized Losses, Total Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss Available for sale Securities by Maturity, Amortized Cost Available For Sale Securities Debt Maturities Amortized Cost [Abstract] Available for sale, Securities maturing in one year or less, Amortized cost Available For Sale Securities Debt Maturities Within One Year Amortized Cost Available for sale, Securities maturing in After one year through five years, Amortized cost Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost Available for sale, Securities maturing in After five years through ten years, Amortized cost Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost Available for sale, Securities maturing in After ten years, Amortized cost Available For Sale Securities Debt Maturities After Ten Years Amortized Cost Available for sale Securities by Maturity, Fair Value Available For Sale Securities Debt Maturities Fair Value [Abstract] Available for sale, Securities maturing in one year or less, Fair Value Available For Sale Securities Debt Maturities Within One Year Fair Value Available for sale, Securities maturing in After one year through five years, Fair Value Available For Sale Securities Debt Maturities After One Through Five Years Fair Value Available for sale, Securities maturing in After five years through ten years, Fair Value Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value Available for sale, Securities maturing in After ten years, Fair Value Available For Sale Securities Debt Maturities After Ten Years Fair Value Available for sale, Fair Value Held to maturity Securities by Maturity, Amortized Cost Held To Maturity Securities Debt Maturities Net Carrying Amount [Abstract] Held to maturity, Securities maturing in one year or less, Amortized Cost Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount Held to maturity, Securities maturing in After one year through five years, Amortized Cost Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount Held to maturity, Securities maturing in After five years through ten years, Amortized Cost Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount Held to maturity, Securities maturing in After ten years, Amortized Cost Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount Held to maturity Securities by Maturity, Fair Value Held To Maturity Securities Debt Maturities Fair Value [Abstract] Held to maturity, Securities maturing in one year or less, Fair Value Held To Maturity Securities Debt Maturities Within One Year Fair Value Held to maturity, Securities maturing in After one year through five years, Fair Value Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value Held to maturity, Securities maturing in After five years through ten years, Fair Value Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value Held to maturity, Securities maturing in After ten years, Fair Value Held To Maturity Securities Debt Maturities After Ten Years Fair Value Held to maturity, Fair Value Available-for-sale and held-to-maturity, securities in unrealized loss positions, qualitative disclosure, number of positions Debt securities available-for-sale number of securities in nonaccrual status. Debt securities held-to-maturity number of securities in nonaccrual status. Debt securities held to maturity transfer number of positions. Number of available for sale investment securities with fair value less than amortized cost Available For Sale And Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Number of maturity securities with fair values less than amortized cost Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Sales of available for sale securities Proceeds From Sale Of Available For Sale Securities Debt Net loss in sales of available for sale securities Debt Securities Available For Sale Realized Gain Loss Available for sale securities in a nonaccrual status Debt Securities Available For Sale Number Of Securities In Nonaccrual Status Sales of held-to-maturity securities Proceeds From Sale Of Held To Maturity Securities Net loss in sales of held-to-maturity securities Held To Maturity Securities Sold Security Realized Gain Loss Held to maturity securities in a nonaccrual status Debt Securities Held To Maturity Number Of Securities In Nonaccrual Status Held to maturity to available for sale transfer, number of securities Debt Securities Held To Maturity Transfer Number Of Positions Held to maturity to available for sale transfer amount Debt Securities Held To Maturity Transfer Amount Held to maturity to available for sale transfer, unrecognized loss Held To Maturity Securities Transferred Security Unrealized Gain Loss Loans And Leases Receivable Disclosure [Abstract] Schedule Of Accounts Notes Loans And Financing Receivable [Table] Schedule Of Accounts Notes Loans And Financing Receivable [Table] Financing Receivable Portfolio Segment Financing Receivable Portfolio Segment [Axis] Financing Receivable Portfolio Segment Financing Receivable Portfolio Segment [Domain] Commercial Real Estate Commercial Real Estate Portfolio Segment [Member] Commercial and industrial portfolio segment. Commercial and Industrial Commercial And Industrial Portfolio Segment [Member] Consumer Consumer Portfolio Segment [Member] Class of Financing Receivable Financing Receivable Recorded Investment By Class Of Financing Receivable [Axis] Class of Financing Receivable Financing Receivable Recorded Investment Class Of Financing Receivable [Domain] Real Estate Term Real Estate Loan [Member] Construction and land development. Construction and Land Development Construction And Land Development [Member] Residential mortgage and home equity lines of credit. Residential and Home Equity Residential Mortgage And Home Equity Lines Of Credit [Member] Consumer and other. Consumer and Other Consumer And Other [Member] Accounts Notes And Loans Receivable [Line Items] Accounts Notes And Loans Receivable [Line Items] Gross loans held for investment Loans And Leases Receivable Gross Carrying Amount Net deferred loan fees Loans And Leases Receivable Deferred Income Loans held for investment Less: allowance for loan losses Schedule Of Financing Receivable Allowance For Credit Losses [Table] Schedule Of Financing Receivable Allowance For Credit Losses [Table] Financing Receivable Allowance For Credit Losses [Line Items] Financing Receivable Allowance For Credit Losses [Line Items] Allowance for loan losses: Allowance For Loan And Lease Losses Roll Forward Balance at beginning of year Charge-offs Allowance For Loan And Lease Losses Write Offs Recoveries Allowance For Loan And Lease Loss Recovery Of Bad Debts Balance at end of year Financing receivable recorded investment not troubled debt restructured nonaccrual status. Financing receivable recorded investment troubled debt restructured nonaccrual status. Commercial and Industrial Commercial and Industrial Loans Commercial And Industrial Loan [Member] Non-accrual loans, not troubled debt restructured Financing Receivable Recorded Investment Not Troubled Debt Restructured Nonaccrual Status Troubled debt restructured loans, non-accrual Financing Receivable Recorded Investment Troubled Debt Restructured Nonaccrual Status Total non-accrual loans Financing Receivable Recorded Investment Nonaccrual Status Financing receivable allowance for credit losses related to purchased credit impaired loans not performing original contractual terms. Schedule Of Impaired Financing Receivable [Table] Schedule Of Impaired Financing Receivable [Table] Purchased credit-impaired loans. PCI Loans Purchased Credit Impaired Loans [Member] Related Party Related Party Transactions By Related Party [Axis] Related Party Related Party [Domain] Affiliates Affiliated Entity [Member] Financing Receivable Impaired [Line Items] Financing Receivable Impaired [Line Items] Purchased credit impaired loans not performing contractual terms Financing Receivable Allowance For Credit Losses Related To Purchased Credit Impaired Loans Not Performing Original Contractual Terms Total non-accrual loans Financing receivable recorded investment troubled debt restructured accruing. Accruing troubled debt restructured loans Financing Receivable Recorded Investment Troubled Debt Restructured Accruing Non-accrual troubled debt restructured loans Total troubled debt restructured loans Financing Receivable Modifications Recorded Investment Loans And Leases Receivable Disclosure [Table] Loans And Leases Receivable Disclosure [Table] Loans And Leases Receivable Disclosure [Line Items] Loans And Leases Receivable Disclosure [Line Items] Number of loans Financing Receivable Modifications Number Of Contracts2 Pre-modification balance Financing Receivable Modifications Pre Modification Recorded Investment2 Post-modification balance Financing Receivable Modifications Post Modification Recorded Investment2 Number of loans, subsequently defaulted Financing Receivable Modifications Subsequent Default Number Of Contracts1 Pre-modification balance, subsequently defaulted Financing Receivable Modifications Subsequent Default Recorded Investment1 Schedule Of Financing Receivables Past Due [Table] Schedule Of Financing Receivables Past Due [Table] Financing Receivable Recorded Investment Past Due [Line Items] Financing Receivable Recorded Investment Past Due [Line Items] Current Financing Receivable Recorded Investment Current 30-89 Days Past Due Financing Receivable Recorded Investment Thirty To Eighty Nine Days Past Due 90+ Days Past Due Financing Receivable Recorded Investment90 Days Past Due And Still Accruing Non-accrual Total Past-Due Financing Receivable Recorded Investment Past Due Purchased Credit Impaired Financing Receivable Allowance For Credit Losses Related To Purchased Credit Impaired Loans Total loans Purchased credit impaired loans. Purchased credit impaired loans Purchased Credit Impaired Loans Internal Credit Assessment Internal Credit Assessment [Axis] Internal Credit Assessment Internal Credit Assessment [Domain] Pass Pass [Member] Special Mention Special Mention [Member] Substandard Substandard [Member] Doubtful Doubtful [Member] Total Loans Total Allowance Allowance for loan losses, Individually evaluated for impairment Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 Allowance for loan losses, Collectively evaluated for impairment Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment Allowance for loan losses, Purchased credit-impaired loans Financing Receivable Allowance For Purchased Credit Impaired Loans Allowance for loan losses, Total Outstanding loan balances, Individually evaluated for impairment Financing Receivable Individually Evaluated For Impairment Outstanding loan balances, Collectively evaluated for impairment Financing Receivable Collectively Evaluated For Impairment Outstanding loan balances, Purchased credit-impaired loans Unpaid Principal Balance Impaired Financing Receivable Unpaid Principal Balance Recorded investment With No Allowance Impaired Financing Receivable With No Related Allowance Recorded Investment Recorded investment With Allowance Impaired Financing Receivable With Related Allowance Recorded Investment Total Recorded Investment Impaired Financing Receivable Recorded Investment Related Allowance Impaired Financing Receivable Related Allowance Average Recorded Investment Impaired Financing Receivable Average Recorded Investment Interest Income Recognition Impaired Financing Receivable Interest Income Accrual Method Outstanding contractual unpaid principal balance, excluding acquisition accounting adjustments Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net Carrying balance of PCI loans Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Outstanding Balance Certain loans acquired in transfer not accounted for as debt securities accretable yield accretion to interest income. Certain Loans Acquired in Transfer Not Accounted for as Debt Securities, Accretable Yield Movement Schedule [Roll Forward] Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Movement Schedule Roll Forward Balance, beginning of period Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion to interest income Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Accretion To Interest Income Additions from acquisitions Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Accretable Yield Additions Reclassification from non-accretable difference Certain Loans Acquired In Transfer Accounted For As Debt Securities Accretable Yield Reclassifications From Nonaccretable Difference Balance, end of period Certain loans acquired in transfer accounted for as debt securities nonaccretable yield movement schedule. Certain loans acquired in transfer accounted for as debt securities non accretable yield additions. Certain loans acquired in transfer accounted for as debt securities non accretable yield loans charged off. Certain loans acquired in transfer accounted for as bebt securities Non-accretable yield reclassifications to Accretable difference. Certain loans acquired in transfer accounted for as debt securities non accretable yield. Certain Loans Acquired in Transfer Accounted for as Debt Securities Non-accretable Yield Movement Schedule [Roll Forward] Certain Loans Acquired In Transfer Accounted For As Debt Securities Nonaccretable Yield Movement Schedule Roll Forward Balance, beginning of period Certain Loans Acquired In Transfer Accounted For As Debt Securities Non Accretable Yield Additions from acquisitions Certain Loans Acquired In Transfer Accounted For As Debt Securities Non Accretable Yield Additions Loans charged off Certain Loans Acquired In Transfer Accounted For As Debt Securities Non Accretable Yield Loans Charged Off Reclassification to accretable Certain Loans Acquired In Transfer Accounted For As Debt Securities Non Accretable Yield Reclassifications To Accretable Difference Balance, end of period Purchased non-credit impaired loans. Performing Purchased Loans Purchased Non Credit Impaired Loans [Member] Total commercial real estate loans Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Commercial Outstanding Balance Commercial and industrial loans Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Commercial And Industrial Outstanding Balance Total consumer loans Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Consumer Outstanding Balance Total loans carrying balance Total loans unpaid principal balance Available lines of credit for loans and credit cards to affiliates. Outstanding loans with affiliates Loans And Leases Receivable Related Parties Available lines of credit for loans and credit cards to affiliates Available Lines Of Credit For Loans And Credit Cards To Affiliates Land and buildings Land And Building [Member] Equipment, furniture and software. Equipment, Furniture, and Software Equipment Furniture And Software [Member] Premises and equipment, gross Property Plant And Equipment Gross Accumulated depreciation and amortization Accumulated Depreciation Depletion And Amortization Property Plant And Equipment Premises and equipment, net Total rent expense Operating Leases Rent Expense Net Depreciation and amortization expense Lessee operating lease liability payments due year five and thereafter. 2020 Lessee Operating Lease Liability Payments Due Next Twelve Months 2021 Lessee Operating Lease Liability Payments Due Year Two 2022 Lessee Operating Lease Liability Payments Due Year Three 2023 Lessee Operating Lease Liability Payments Due Year Four 2024 and beyond Lessee Operating Lease Liability Payments Due Year Five And Thereafter Total future minimum rental commitments required under operating leases Lessee Operating Lease Liability Payments Due Interest bearing deposit demand and savings. Time deposits less than or equal to 250000. Time deposits greater than 250000. Interest bearing deposits: Interest Bearing Deposit Liabilities By Component [Abstract] Interest bearing demand and savings Interest Bearing Deposit Demand And Savings Money market accounts Interest Bearing Domestic Deposit Money Market Certificates of deposit less than or equal to $250,000 Time Deposits Less Than Or Equal To250000 Certificates of deposit greater than $250,000 Time Deposits Greater Than250000 Total interest bearing deposits Time deposit maturities years five and thereafter. 2020 Time Deposit Maturities Year One 2021 Time Deposit Maturities Year Two 2022 Time Deposit Maturities Year Three 2023 Time Deposit Maturities Year Four 2024 and beyond Time Deposit Maturities Years Five And Thereafter Time Deposit Time Deposits Deposits held by affiliates. Deposits held by affiliates Deposits Held By Affiliates Schedule Of Short Term Debt [Table] Schedule Of Short Term Debt [Table] Short-term Debt, Type Short Term Debt Type [Axis] Short-term Debt, Type Short Term Debt Type [Domain] Federal Funds Purchased Federal Funds Purchased [Member] Lender Name Line Of Credit Facility [Axis] Line of Credit Facility, Lender Line Of Credit Facility Lender [Domain] Unaffiliated banks. Unaffiliated Banks Unaffiliated Banks [Member] Short Term Debt [Line Items] Short Term Debt [Line Items] Federal funds lines of credit arrangements Line Of Credit Facility Current Borrowing Capacity Debt instrument, interest rate during period Debt Instrument Interest Rate During Period Federal Home Loan Bank Branch Federal Home Loan Bank Advances Branch Of F H L B Bank [Axis] Federal Home Loan Bank Branch Federal Home Loan Bank Advances Branch Of F H L B Bank State [Domain] FHLB of Des Moines Federal Home Loan Bank Of Des Moines [Member] Federal Reserve Bank Federal Reserve Bank Advances [Member] Credit line committed amount Advances From Federal Home Loan Banks Credit line, collateral amount Federal Home Loan Bank Advances General Debt Obligations Disclosures Collateral Pledged1 Investment securities Federal Reserve Bank Stock Interest rate description Debt Instrument Interest Rate Terms Interest rate margin Debt Instrument Basis Spread On Variable Rate1 Short-term borrowings advances Short Term Borrowings Investment securities maturity period. Maturity of investment securities Investment Securities Maturity Period Investment securities pledged for securities sold under agreements to repurchase Securities Sold Under Agreements To Repurchase Fair Value Of Collateral Weighted average interest rates on short term borrowings. Security Repurchase Agreements Securities Sold Under Agreements To Repurchase [Member] Other short term borrowings. Other Short-term Borrowings Other Short Term Borrowings [Member] Average daily balance Shortterm Debt Average Outstanding Amount Weighted average rate Weighted Average Interest Rates On Short Term Borrowings Highest month-end balance Shortterm Debt Maximum Monthend Outstanding Amount Year-end balance Weighted average rate on outstanding at year-end Short Term Debt Weighted Average Interest Rate Current: Current Income Tax Expense Benefit Continuing Operations [Abstract] Federal Current Federal Tax Expense Benefit State Current State And Local Tax Expense Benefit Current Current Federal State And Local Tax Expense Benefit Deferred: Deferred Income Tax Expense Benefit Continuing Operations [Abstract] Federal Deferred Federal Income Tax Expense Benefit State Deferred State And Local Income Tax Expense Benefit Deferred Deferred Federal State And Local Tax Expense Benefit Income tax expense Federal statutory rate Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate Tax rate change Effective Income Tax Rate Reconciliation Change In Enacted Tax Rate State taxes, net of federal income tax benefit Effective Income Tax Rate Reconciliation State And Local Income Taxes Tax-exempt interest and income Effective Income Tax Rate Reconciliation Tax Exempt Income Equity awards expense Effective Income Tax Rate Reconciliation Nondeductible Expense Share Based Compensation Cost Other, net Effective Income Tax Rate Reconciliation Other Adjustments Effective tax rate Effective Income Tax Rate Continuing Operations Deferred tax assets deferred loan fees and cost. Deferred tax liabilities federal home loan bank dividends. Deferred income tax assets: Deferred Tax Assets Net [Abstract] Allowance for loan losses Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts Deferred loan fees and costs Deferred Tax Assets Deferred Loan Fees And Cost Fair value adjustments on certificates of deposit Deferred Tax Assets Investments Deferred compensation Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Unrealized loss on securities Deferred Tax Assets Unrealized Losses On Trading Securities State income taxes Deferred Tax Assets State Taxes Other Deferred Tax Assets Other Deferred tax assets net Deferred Tax Assets Net Deferred income tax liabilities: Deferred Tax Liabilities Net [Abstract] FHLB dividends Deferred Tax Liabilities Federal Home Loan Bank Dividends Mortgage servicing rights Deferred Tax Liabilities Mortgage Servicing Rights Unrealized gain on securities Deferred Tax Liabilities Unrealized Gains On Trading Securities Basis difference in premises, equipment and other assets Deferred Tax Liabilities Property Plant And Equipment Deferred tax liabilities net Deferred Tax Liabilities Net deferred income tax assets Valuation allowance Deferred Tax Assets Valuation Allowance Employee service share-based compensation, tax benefit from compensation expense Employee Service Share Based Compensation Tax Benefit From Compensation Expense Deferred tax assets, operating loss carryforwards Deferred Tax Assets Operating Loss Carryforwards Commitments and contingencies. Commitments and contingencies. Commitments And Contingencies [Table] Commitments And Contingencies [Table] Commitments to Extend Credit Commitments To Extend Credit [Member] Information about standby letters of credit and bond commitments. Stand-by Letters of Credit and Bond Commitments Standby Letters Of Credit And Bond Commitment [Member] Unused Credit Card Lines, All Unsecured Unused Lines Of Credit [Member] Commitments And Contingencies [Line Items] Commitments And Contingencies [Line Items] Off-balance sheet financial instrument, contractual amount Fair Value Disclosure Offbalance Sheet Risks Amount Liability Information about unsecured commitments included in commitments to extend credit [Member] Unsecured Commitments Included in Commitments to Extend Credit Unsecured Commitments Included In Commitments To Extend Credit [Member] Information about unsecured commitments included in standby letters of credit and bond commitments. Unsecured Commitments Included in Stand-by Letters of Credit and Bond Commitments Unsecured Commitments Included In Standby Letters Of Credit And Bond Commitments [Member] Schedule Of Compliance With Regulatory Capital Requirements Under Banking Regulations [Table] Schedule Of Compliance With Regulatory Capital Requirements Under Banking Regulations [Table] Altabank. Altabank Altabank [Member] Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items] Compliance With Regulatory Capital Requirements Under Banking Regulations [Line Items] CET1 Capital to Risk-Weighted Assets, Actual Amount Common Equity Tier One Capital Tier 1 Capital to Risk-Weighted Assets, Actual Amount Tier One Risk Based Capital Total Risk-Based Capital to Risk-Weighted Assets, Actual Amount Capital Tier 1 Leverage, Actual Amount Tier One Leverage Capital CET1 Capital to Risk-Weighted Assets, Minimum Capital Requirement Amount Common Equity Tier One Capital Required For Capital Adequacy Tier 1 Capital to Risk-Weighted Assets, Minimum Capital Requirement Amount Tier One Risk Based Capital Required For Capital Adequacy Total Risk-Based Capital to Risk-Weighted Assets, Minimum Capital Requirement Amount Capital Required For Capital Adequacy Tier 1 Leverage, Minimum Capital Requirement Amount Tier One Leverage Capital Required For Capital Adequacy CET1 Capital to Risk-Weighted Assets, Well Capitalized Requirement Amount Common Equity Tier One Capital Required To Be Well Capitalized Tier 1 Capital to Risk-Weighted Assets, Well Capitalized Requirement Amount Tier One Risk Based Capital Required To Be Well Capitalized Total Risk-Based Capital to Risk-Weighted Assets, Well Capitalized Requirement Amount Capital Required To Be Well Capitalized Tier 1 Leverage, Well Capitalized Requirement Amount Tier One Leverage Capital Required To Be Well Capitalized CET1 Capital to Risk-Weighted Assets, Actual Ratio Common Equity Tier One Capital Ratio Tier 1 Capital to Risk-Weighted Assets, Actual Ratio Tier One Risk Based Capital To Risk Weighted Assets Total Risk-Based Capital to Risk-Weighted Assets, Actual Ratio Capital To Risk Weighted Assets Tier 1 Leverage, Actual Ratio Tier One Leverage Capital To Average Assets Common equity tier one for capital adequacy to risk weighted assets. CET1 Capital to Risk-Weighted Assets, Minimum Capital Requirement Ratio Common Equity Tier One For Capital Adequacy To Risk Weighted Assets Tier 1 Capital to Risk-Weighted Assets, Minimum Capital Requirement Ratio Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets Total Risk-Based Capital to Risk-Weighted Assets, Minimum Capital Requirement Ratio Capital Required For Capital Adequacy To Risk Weighted Assets Tier 1 Leverage, Minimum Capital Requirement Ratio Tier One Leverage Capital Required For Capital Adequacy To Average Assets Common equity tier one to be well capitalized to risk weighted assets. CET1 Capital to Risk-Weighted Assets, Well Capitalized Requirement Ratio Common Equity Tier One To Be Well Capitalized To Risk Weighted Assets Tier 1 Capital to Risk-Weighted Assets, Well Capitalized Requirement Ratio Tier One Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets Total Risk-Based Capital to Risk-Weighted Assets, Well Capitalized Requirement Ratio Capital Required To Be Well Capitalized To Risk Weighted Assets Tier 1 Leverage, Well Capitalized Requirement Ratio Tier One Leverage Capital Required To Be Well Capitalized To Average Assets Minimum reserve balances on average deposits Dividends per share declared Dividends per share paid Common Stock Dividends Per Share Cash Paid Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Plan Name Plan Name [Axis] Plan Name Plan Name [Domain] Share based incentive plan. Share-Based Incentive Plan Share Based Incentive Plan [Member] Options Employee Stock Option [Member] Restricted Stock Units Restricted stock units and non-qualified stock options. Restricted Stock Units and Non-Qualified Stock Options Restricted Stock Units And Non Qualified Stock Options [Member] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Maximum number of shares available for issuance under the plan Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized Share-based awards granted term Sharebased Compensation Arrangement By Sharebased Payment Award Expiration Period Options Granted for Common Shares Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Roll Forward Outstanding at beginning of period Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number Granted Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross Exercised Stock Issued During Period Shares Stock Options Exercised Forfeited Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period Outstanding at end of period Exercisable at end of period Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number Weighted Average Exercise Price Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Rollforward Outstanding at beginning of period Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Granted Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price Exercised Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price Forfeited Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price Outstanding at end of period Exercisable at end of period Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price Share based compensation arrangement by share based payment award options weighted average remaining contractual term. Weighted Average Remaining Contractual Term Share Based Compensation Arrangement By Share Based Payment Award Options Weighted Average Remaining Contractual Term [Abstract] Outstanding at end of period Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 Exercisable at end of period Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 Share based compensation arrangement by share based payment award options aggregate intrinsic value. Aggregate Intrinsic Value Share Based Compensation Arrangement By Share Based Payment Award Options Aggregate Intrinsic Value [Abstract] Outstanding at end of period Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value Exercisable at end of period Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 Fair value of option granted per share Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value Total intrinsic value of options exercised Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value Reduction in shares issued upon exercises Share Based Compensation Arrangement By Share Based Payment Award Shares Issued In Period Non-vested at beginning of period Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number Granted Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Vested Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Forfeited Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period Non-vested at end of period Non-vested at beginning of period, Weighted Average Grant Date Fair Value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value Granted, Weighted Average Grant Date Fair Value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value Vested, Weighted Average Grant Date Fair Value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value Forfeited, Weighted Average Grant Date Fair Value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value Non-vested at end of period, Weighted Average Grant Date Fair Value Total intrinsic value Sharebased Compensation Arrangement By Sharebased Payment Award Equity Instruments Other Than Options Aggregate Intrinsic Value Vested Unrecognized compensation expense Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Unrecognized compensation expense, weighted-average period Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 Share-based compensation expense Allocated Share Based Compensation Expense Expected annual dividend yield Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate Risk free interest rate, minimum Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Minimum Risk free interest rate, maximum Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Maximum Expected term Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 Volatility index, minimum Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Minimum Volatility index, maximum Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Maximum Share-based compensation expense related to recognized income tax benefit Profit sharing contribution. Defined Contribution Plan, Plan Name Defined Contribution Plan Plan Name Employer matching contributions to savings plan Defined Contribution Plan Employer Discretionary Contribution Amount Profit sharing contribution Profit Sharing Contribution Non-marketable securities fair value disclosure. Loans held for investment fair value disclosure. Fair Value By Balance Sheet Grouping [Table] Fair Value By Balance Sheet Grouping [Table] Measurement Basis Fair Value By Measurement Basis [Axis] Fair Value Disclosure Item Amounts [Default] Portion At Fair Value Fair Value Disclosure [Member] Fair Value Measurement Fair Value Disclosure Item Amounts [Domain] Carrying Value Carrying Reported Amount Fair Value Disclosure [Member] Estimated Fair Value Estimate Of Fair Value Fair Value Disclosure [Member] Fair Value Hierarchy and NAV Fair Value By Fair Value Hierarchy Level [Axis] Fair Value Hierarchy and NAV Fair Value Measurements Fair Value Hierarchy [Domain] Level 1 Fair Value Inputs Level1 [Member] Level 2 Fair Value Inputs Level2 [Member] Level 3 Fair Value Inputs Level3 [Member] Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] Financial Assets: Financial Instruments Financial Assets Balance Sheet Groupings [Abstract] Cash and cash equivalents Cash And Cash Equivalents Fair Value Disclosure Investment securities available for sale Investment securities held to maturity Non-marketable securities Non Marketable Securities Fair Value Disclosure Loans held for sale Loans Held For Sale Fair Value Disclosure Loans held for investment Loans Held For Investment Fair Value Disclosure Financial Liabilities: Financial Instruments Financial Liabilities Balance Sheet Groupings [Abstract] Total deposits Deposits Fair Value Disclosure Impaired loans fair value disclosure. Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Measurement Frequency Fair Value By Measurement Frequency [Axis] Measurement Frequency Fair Value Measurement Frequency [Domain] Fair Valued on a Recurring Basis Fair Value Measurements Recurring [Member] Fair Valued on a Non-Recurring Basis Fair Value Measurements Nonrecurring [Member] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] Impaired loans Impaired Loans Fair Value Disclosure Fair Value Concentration Of Risk [Table] Fair Value Concentration Of Risk [Table] Concentration Risk Type Concentration Risk By Type [Axis] Concentration Risk Type Concentration Risk Type [Domain] Credit Concentration Risk Credit Concentration Risk [Member] Concentration Risk Benchmark Concentration Risk By Benchmark [Axis] Concentration Risk Benchmark Concentration Risk Benchmark [Domain] Real estate lending arrangements. Real Estate Lending Arrangements Real Estate Lending Arrangements [Member] Debt-to-Value Loan To Value [Axis] Debt-to-Value Loan To Value [Domain] LTV Less than 80 Percent Ltv Less Than80 Percent [Member] Fair Value Concentration Of Risk Financial Statement Captions [Line Items] Fair Value Concentration Of Risk Financial Statement Captions [Line Items] Loan-to-value ratio Concentration Risk Percentage1 Regulatory lending percentage of banks capital. Lending limit amount. Regulatory lending percentage of bank's total capital Regulatory Lending Percentage Of Banks Capital Lending limit amount Lending Limit Amount Condensed Balance Sheet Statement [Table] Condensed Balance Sheet Statement [Table] Consolidated Entities Consolidated Entities [Axis] Consolidated Entities Consolidated Entities [Domain] People’s Utah Bancorp, Inc. Parent Company [Member] Condensed Balance Sheet Statements Captions [Line Items] Condensed Balance Sheet Statements Captions [Line Items] Cash and cash equivalents Investment in subsidiaries Investments In Affiliates Subsidiaries Associates And Joint Ventures Due to subsidiaries, net Due To Related Parties Current Shareholders' equity Condensed Income Statement [Table] Condensed Income Statement [Table] Condensed Income Statements Captions [Line Items] Condensed Income Statements Captions [Line Items] Dividend and other income from subsidiaries Other Interest And Dividend Income Interest and dividends Other expenses Income tax benefit Income (loss) from continuing operations Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest Equity in undistributed net income of subsidiaries Equity In Undistributed Net Income Of Subsidiaries Condensed Cash Flow Statement [Table] Condensed Cash Flow Statement [Table] Condensed Cash Flow Statements Captions [Line Items] Condensed Cash Flow Statements Captions [Line Items] Equity in undistributed net income of the Bank Undistributed Earnings Change in other assets and liabilities Increase Decrease In Operating Capital Purchase of available for sale securities Payments To Acquire Available For Sale Securities Maturities/sales of available for sale securities Investments in banking subsidiary Payments To Acquire Interest In Subsidiaries And Affiliates Issuance of common shares Proceeds From Issuance Of Common Stock Dividends paid Business combination recognized identifiable assets acquired and liabilities assumed loans and leases held for investment. Number of acquired branches consolidated into existing branches. Finite-Lived Intangible Assets by Major Class Finite Lived Intangible Assets By Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name Finite Lived Intangible Assets Major Class Name [Domain] Other Intangible Assets Other Intangible Assets [Member] Asset Class Fair Value By Asset Class [Axis] Asset Class Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation By Asset Class [Domain] Certificates of Deposit Certificates Of Deposit [Member] Business acquisition date Business Acquisition Effective Date Of Acquisition1 Number of branch location acquired Number Of Businesses Acquired Loans acquired Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Loans And Leases Held For Investment Deposits acquired Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Deposits Net Of Premiums Deposit premium paid Business Combination Deposit Premium Paid Number of acquired branches consolidated into existing branches Number Of Acquired Branches Consolidated Into Existing Branches Core deposit intangible Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangible Assets Other Than Goodwill Amortization period for core deposits Finite Lived Intangible Asset Useful Life Purchase Price Business Combination Consideration Transferred [Abstract] PUB common shares issued for Town & Country shares Business Acquisition Equity Interests Issued Or Issuable Number Of Shares Issued PUB share price at closing Business Acquisition Share Price Consideration from common stock conversion (0.2916 ratio) Business Combination Consideration Transferred Equity Interests Issued And Issuable Cash Payments To Acquire Businesses Gross Premium paid on average deposits Total consideration Business Combination Consideration Transferred1 Recorded amounts of assets acquired and liabilities assumed Business Combination Recognized Identifiable Assets Acquired Goodwill And Liabilities Assumed Net [Abstract] Assets Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets [Abstract] Cash and cash equivalents Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Cash And Equivalents Investment securities Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Marketable Securities Loans, net of discounts Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Loans Net Of Discounts Premises & equipment Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment Bank owned life insurance Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Bank Owned Life Insurance Deferred income tax asset Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Deferred Tax Assets Other assets Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Other Noncurrent Assets Total assets Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets Liabilities Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities [Abstract] Deposits, net of premiums Other liabilities Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities Other Total liabilities assumed Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities Total net assets from merger Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Net Expenses related to acquisition Business Combination Integration Related Costs Common shares issued Cash paid Cash held in escrow Escrow Deposit Business acquisition equity interests issued or issuable percentage of shares issued. Consideration from common stock conversion percentage Business Acquisition Equity Interests Issued Or Issuable Percentage Of Shares Issued Acquisition related measurement period adjustments to goodwill Net interest income Non-interest income Non-interest expense