Entity Central Index Key Available-for-sale debt securities and held-to-maturity securities accumulated gross unrealized gain before tax. Available-for-sale debt securities and held-to-maturity securities accumulated gross unrealized loss before tax. Available-for-sale debt securities and held-to-maturity securities fair value. Document and Entity Information. Document And Entity Information [Abstract] Entity Registrant Name Entity Registrant Name Entity Central Index Key Trading Symbol Trading Symbol Amendment Flag Amendment Flag Document Type Document Type Current Fiscal Year End Date Current Fiscal Year End Date 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 Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Entity Common Stock, Shares Outstanding Entity Common Stock Shares Outstanding Statement Of Financial Position [Abstract] ASSETS Assets [Abstract] Cash and due from banks Cash And Due From Banks Interest earning deposits with other banks (restricted cash of $23,728 and $24,004 at March 31, 2019 and December 31, 2018, respectively) Interest Bearing Deposits In Banks Investment securities, available for sale, at fair value Available For Sale Securities Debt Securities Investment securities, held to maturity, at amortized cost Held To Maturity Securities Other investments Other Investments Loans receivable Loans And Leases Receivable Net Of Deferred Income Allowance for loan losses Loans And Leases Receivable Allowance Total loans receivable, net Loans And Leases Receivable Net Reported Amount Premises and equipment, net Property Plant And Equipment Net Operating lease right-of-use assets Operating Lease Right Of Use Asset Accrued interest receivable Accrued Investment Income Receivable Bank-owned life insurance, net Bank Owned Life Insurance Deferred tax asset, net Deferred Income Tax Assets Net Other assets Other Assets Total assets Assets LIABILITIES AND SHAREHOLDERS’ EQUITY Liabilities And Stockholders Equity [Abstract] LIABILITIES Liabilities [Abstract] Deposits Deposits Federal Home Loan Bank (FHLB) advances Federal Home Loan Bank Advances Branch Of F H L B Bank Amount Of Advances By Branch Principal amount $10,000 (less unamortized debt issuance costs of $32 and $35 at March 31, 2019 and December 31, 2018, respectively) Subordinated Debt Principal amount $3,609 (less unamortized debt issuance costs of $28 at March 31, 2019 and December 31, 2018) Junior Subordinated Notes Deferred compensation Deferred Compensation Liability Current And Noncurrent Accrued interest payable Interest Payable Current And Noncurrent Operating lease liabilities Operating Lease Liability Other liabilities Other Liabilities Total liabilities Liabilities SHAREHOLDERS’ EQUITY Stockholders Equity [Abstract] Authorized: 25,000,000 shares at March 31, 2019 and December 31, 2018; issued and outstanding: zero shares at March 31, 2019 and December 31, 2018 Preferred Stock Value Authorized: 300,000,000 shares at March 31, 2019 and December 31, 2018; 11,902,715 voting shares at March 31, 2019 issued and outstanding and 11,893,203 voting shares at December 31, 2018 issued and outstanding Common Stock Value Retained earnings Retained Earnings Accumulated Deficit Accumulated other comprehensive loss, net of tax Accumulated Other Comprehensive Income Loss Net Of Tax Total shareholders’ equity Stockholders Equity Total liabilities and shareholders’ equity Liabilities And Stockholders Equity Statement [Table] Statement [Table] Long-term Debt, Type Longterm Debt Type [Axis] Long-term Debt, Type Longterm Debt Type [Domain] Subordinated Debt Subordinated Debt [Member] Junior Subordinated Debentures Junior Subordinated Debt [Member] Class of Stock Statement Class Of Stock [Axis] Class of Stock Class Of Stock [Domain] Voting common stock. Voting Common Stock Voting Common Stock [Member] Statement [Line Items] Statement [Line Items] Restricted cash Restricted Cash Principal amount Debt Instrument Carrying Amount Unamortized debt issuance cost Unamortized Debt Issuance Expense Preferred stock, no par value Preferred Stock No Par Value Preferred stock, shares authorized Preferred Stock Shares Authorized Preferred stock, shares issued Preferred Stock Shares Issued Preferred stock, shares outstanding Preferred Stock Shares Outstanding Common stock, no par value Common Stock No Par Value Common stock, shares authorized Common Stock Shares Authorized Common stock, shares, issued Common Stock Shares Issued Common stock, shares, outstanding Common Stock Shares Outstanding Dividends on other investments. Noninterest directors and staff expenses. Income Statement [Abstract] Product and Service Product Or Service [Axis] Product and Service Products And Services [Domain] Deposit Service Charges and Fees Deposit Account [Member] Loan Referral Fees Financial Service [Member] Wholesale Banking Service Fees Bank Servicing [Member] Mortgage Broker Fees Mortgage Banking [Member] INTEREST AND DIVIDEND INCOME Interest And Dividend Income Operating [Abstract] Interest and fees on loans Interest And Fee Income Loans And Leases Interest on interest earning deposits with other banks Interest Income Deposits With Financial Institutions Interest on investment securities Investment Income Interest Dividends on other investments Dividends On Other Investments Total interest income Interest And Dividend Income Operating INTEREST EXPENSE Interest Expense [Abstract] Interest on deposits Interest Expense Deposits Interest on borrowed funds Interest Expense Borrowings Total interest expense Interest Expense 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 NONINTEREST INCOME Noninterest Income [Abstract] Noninterest income Revenue From Contract With Customer Including Assessed Tax Sublease and lease income Operating Leases Income Statement Lease Revenue (Loss) gain on sales of loans, net Gain Loss On Sales Of Loans Net Other income Noninterest Income Other Total noninterest income Noninterest Income NONINTEREST EXPENSE Noninterest Expense [Abstract] Salaries and employee benefits Labor And Related Expense Occupancy Occupancy Net Data processing Information Technology And Data Processing Director and staff expenses Noninterest Directors And Staff Expenses Excise taxes Excise And Sales Taxes Marketing Marketing Expense Legal and professional fees Professional Fees Federal Deposit Insurance Corporation (FDIC) assessments Federal Deposit Insurance Corporation Premium Expense Business development Business Development Other expense Other Noninterest Expense Total noninterest expense Noninterest Expense Income before provision for income taxes Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest PROVISION FOR INCOME TAXES Income Tax Expense Benefit NET INCOME Net Income Loss Basic earnings per common share Earnings Per Share Basic Diluted earnings per common share Earnings Per Share Diluted Weighted average number of 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), before tax Other Comprehensive Income Loss Before Tax Portion Attributable To Parent [Abstract] Securities available-for-sale Other Comprehensive Income Availableforsale Securities Tax Portion Attributable To Parent [Abstract] Unrealized holding gain (loss) during the quarter Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax Income tax benefit (provision) related to unrealized holding gain (loss) Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OTHER COMPREHENSIVE INCOME (LOSS), net of tax Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent COMPREHENSIVE INCOME Comprehensive Income Net Of Tax Amount of increase (decrease) in accumulated other comprehensive income (AOCI) for reclassification to retained earnings of tax effect from remeasurement of deferred tax pursuant to Tax Cuts and Jobs Act. Statement Of Stockholders Equity [Abstract] Equity Components Statement Equity Components [Axis] Equity Component Equity Component [Domain] Common Stock Common Stock [Member] Retained Earnings Retained Earnings [Member] Accumulated Other Comprehensive Income (Loss) Accumulated Other Comprehensive Income [Member] Beginning balance Beginning balance, Shares Shares Outstanding Net income Reclassification of stranded tax effect due to federal tax rate change Tax Cuts And Jobs Act Of2017 Reclassification From A O C I To Retained Earnings Tax Effect Issuance of restricted stock awards Stock Issued During Period Value Restricted Stock Award Gross Issuance of restricted stock awards, Shares Stock Issued During Period Shares Restricted Stock Award Gross Exercise of stock options Stock Issued During Period Value Stock Options Exercised Exercise of stock options, Shares Stock Issued During Period Shares Stock Options Exercised Stock-based compensation Stock Issued During Period Value Share Based Compensation Other comprehensive loss (income) Ending balance Ending balance, Shares Increase decrease in operating lease right-of-use assets. Increase decrease in operating lease liabilities. Payments for purchase of participation loans. Noncash fair value adjustment of securities available-for-sale, gross. Non cash operating lease liabilities. Non cash assets and liabilities. 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] Provision for loan losses Depreciation and amortization Depreciation Depletion And Amortization Decrease in operating lease right-of-use assets Increase Decrease In Operating Lease Right Of Use Assets Decrease in operating lease liabilities Increase Decrease In Operating Lease Liabilities Loss (gain) on sales of loans Net discount accretion on investment securities Accretion Amortization Of Discounts And Premiums Investments Stock-based compensation Share Based Compensation Bank-owned life insurance earnings Bank Owned Life Insurance Income Deferred tax expense Deferred Income Tax Expense Benefit Net change in other assets and liabilities Increase Decrease In Other Operating Capital Net Total adjustments Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities 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 increase in interest earning deposits with other banks Proceeds From Payments For In Interest Bearing Deposits In Banks Purchase of other investments, net Payments For Proceeds From Investments Principal paydowns of investment securities available-for-sale Proceeds From Sale And Maturity Of Available For Sale Securities Principal paydowns of investment securities held-to-maturity Proceeds From Sale And Maturity Of Held To Maturity Securities Purchase of participation loans Payments For Purchase Of Participation Loans Purchase of loans Payments To Acquire Loans Held For Investment Increase in loans receivable, net Payments For Proceeds From Loans And Leases Purchases of premises and equipment, net Payments To Acquire Property Plant And Equipment Net cash used by 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 demand deposits, NOW and money market, and savings Increase Decrease In Demand Deposits Net decrease in time deposits Increase Decrease In Time Deposits Net repayments from short term FHLB borrowing Repayments Of Bank Debt Proceeds from exercise of stock options Proceeds From Stock Options Exercised Net cash provided by financing activities Net Cash Provided By Used In Financing Activities NET INCREASE IN CASH, DUE FROM BANKS AND RESTRICTED CASH Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CASH, DUE FROM BANKS AND RESTRICTED CASH, beginning of year Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CASH, DUE FROM BANKS AND RESTRICTED CASH, end of quarter SUPPLEMENTAL SCHEDULE OF OPERATING AND INVESTING ACTIVITIES Supplemental Cash Flow Information [Abstract] Interest paid Interest Paid Net SUPPLEMENTAL SCHEDULE OF NONCASH TRANSACTIONS Noncash Investing And Financing Items [Abstract] Fair value adjustment of securities available-for-sale, gross Non Cash Fair Value Adjustment Of Securities Available For Sale Gross In conjunction with the adoption of ASU 2016-02 as detailed in Note 6 to the Unaudited Condensed Consolidated Financial Statements, the following assets and liabilities were recognized: Non Cash Assets And Liabilities [Abstract] Operating lease right-of-use assets Right Of Use Asset Obtained In Exchange For Operating Lease Liability Operating lease liabilities Non Cash Operating Lease Liabilities Accounting Policies [Abstract] Description of Business and Summary of Significant Accounting Policies Business Description And Accounting Policies [Text Block] New Accounting Pronouncements And Changes In Accounting Principles [Abstract] Recent Accounting Standards New Accounting Pronouncements And Changes In Accounting Principles [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] Deposits [Abstract] Deposits Deposit Liabilities Disclosures [Text Block] Leases [Abstract] Leases Lessee Operating Leases [Text Block] Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] Stock-Based Compensation Disclosure Of Compensation Related Costs Share Based Payments [Text Block] Equity [Abstract] Shareholders Equity Stockholders Equity Note Disclosure [Text Block] Fair Value Disclosures [Abstract] Fair Value Measurements Fair Value Disclosures [Text Block] Earnings Per Share [Abstract] Earnings Per Common Share Earnings Per Share [Text Block] Description of business. Nature of Operations Description Of Business Policy [Text Block] Financial statement preparation. Financial Statement Preparation Financial Statement Preparation Policy [Text Block] Principles of Consolidation Consolidation Policy [Text Block] Business Segments Segment Reporting Policy Policy [Text Block] Estimates Use Of Estimates Subsequent Events Subsequent Events Policy Policy [Text Block] Accounting Policies Basis Of Accounting Policy Policy [Text Block] Reclassifications Prior Period Reclassification Adjustment Description Accounting Standards Adopted in 2019 New Accounting Pronouncements Policy Policy [Text Block] New accounting pronouncements not yet adopted. Recent Accounting Guidance Not Yet Effective New Accounting Pronouncements Not Yet Adopted Policy Policy [Text Block] Amortized Cost and Fair Values of Investment Securities Schedule Of Available For Sale Securities Reconciliation Table [Text Block] Amortized Cost and Fair Value of Debt Securities by Contractual Maturity Investments Classified By Contractual Maturity Date Table [Text Block] Summary of Investment Securities Continuous Unrealized Loss Position Schedule Of Unrealized Loss On Investments Table [Text Block] Composition of Loan Portfolio Schedule Of Accounts Notes Loans And Financing Receivable [Text Block] Summary of an Age Analysis of Past Due Loans Past Due Financing Receivables Table [Text Block] Summary of Information Pertaining to Impaired Loans Impaired Financing Receivables Table [Text Block] Summary of our average recorded investment and interest income recognized on impaired loans. Summary of Our Average Recorded Investment and Interest Income Recognized on Impaired Loans Summary Of Our Average Recorded Investment And Interest Income Recognized On Impaired Loans Table [Text Block] Summary of Troubled Debt Restructurings by Accrual Versus Nonaccrual Status and by Loan Class Troubled Debt Restructurings On Financing Receivables Table [Text Block] Analysis of Nonaccrual Loans by Category Schedule Of Financing Receivables Non Accrual Status Table [Text Block] Summary of Loans by Credit Quality Risk Rating Financing Receivable Credit Quality Indicators Table [Text Block] Summary of Allocation of Allowance for Loan Loss as well as Activity in Allowance for Loan Loss Attributed to Various Segments in Loan Allowance For Credit Losses On Financing Receivables Table [Text Block] Composition of Consolidated Deposits Deposit Liabilities Type Table [Text Block] Schedule of Maturity Distribution of Time Deposits Time Deposit Maturities Table [Text Block] Summary of Minimum Annual Lease Payments under Lease Terms Lessee Operating Lease Liability Maturity Table [Text Block] Summary of Components of Total Lease Expense and Operating Cash Flows Lease Cost Table [Text Block] Summary of Assumptions Used to Estimate the Value of Options Granted Schedule Of Share Based Payment Award Stock Options Valuation Assumptions Table [Text Block] Summary of Stock Option Activity Schedule Of Share Based Compensation Stock Options Activity Table [Text Block] Summary of Nonvested Shares Nonvested Restricted Stock Shares Activity Table [Text Block] Summary of Estimated Fair Values of Financial Instruments Fair Value By Balance Sheet Grouping [Text Block] Summary of Assets Measured at Fair Value on Recurring Basis Fair Value Assets Measured On Recurring Basis [Text Block] Summary of Assets and Liabilities Classified as Level 3 and Measured at Fair Value on Nonrecurring Basis Fair Value Assets Measured On Nonrecurring Basis Valuation Techniques [Text Block] Summary of Financial Assets and Liabilities Measured at Fair Value on Nonrecurring Basis Fair Value Assets Measured On Nonrecurring Basis [Text Block] Schedule of Computation of Basic and Diluted Earnings Per Common Share Schedule Of Earnings Per Share Basic And Diluted Table [Text Block] Entity incorporation, state name Entity Incorporation State Country Name Number of branches Number of branches Number Of Branches New Accounting Pronouncements Or Change In Accounting Principle [Table] New Accounting Pronouncements Or Change In Accounting Principle [Table] Adjustments for New Accounting Pronouncements Adjustments For New Accounting Pronouncements [Axis] Type of Adoption Type Of Adoption [Member] ASU 2016-02 Accounting Standards Update201602 [Member] New Accounting Pronouncements Or Change In Accounting Principle [Line Items] New Accounting Pronouncements Or Change In Accounting Principle [Line Items] Operating lease right-of-use asset Operating lease liability Available-for-sale debt securities and held-to-maturity securities amortized cost. Available for sale and held to maturity securities. Available for sale and held to maturity securities. Available For Sale And Held To Maturity Securities [Table] Available For Sale And Held To Maturity Securities [Table] Financial Instrument Financial Instrument [Axis] Financial Instruments Transfers And Servicing Of Financial Instruments Types Of Financial Instruments [Domain] U.S. Treasury Securities U S Treasury Securities [Member] U.S. Government Agencies U S Government Agencies Debt Securities [Member] U.S. Agency Collateralized Mortgage Obligations Mortgage Backed Securities Issued By U S Government Sponsored Enterprises [Member] U.S. Agency Residential Mortgage-Backed Securities Residential Mortgage Backed Securities [Member] Municipals U S States And Political Subdivisions [Member] Available-for-Sale and Held-to-Maturity Securities [Line Items] Available For Sale And Held To Maturity 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 Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax Available-for-sale, Fair Value Held-to-maturity, Amortized Cost Held-to-maturity, Gross Unrealized Gains Held To Maturity Securities Accumulated Unrecognized Holding Gain Held-to-maturity, Gross Unrealized Losses Held To Maturity Securities Accumulated Unrecognized Holding Loss Held-to-maturity, Fair Value Held To Maturity Securities Fair Value Total investment securities, Amortized Cost Available For Sale Debt Securities And Held To Maturity Securities Amortized Cost Total investment securities, Gross Unrealized Gains Available For Sale Debt Securities And Held To Maturity Securities Accumulated Gross Unrealized Gain Before Tax Total investment securities, Gross Unrealized Losses Available For Sale Debt Securities And Held To Maturity Securities Accumulated Gross Unrealized Loss Before Tax Total investment securities, Fair Value Available For Sale Debt Securities And Held To Maturity Securities Fair Value Available For Sale Securities Debt Maturities [Abstract] U.S. agency residential mortgage-backed securities and collateralized mortgage obligations. U.S. Agency Residential Mortgage-backed Securities and Collateralized Mortgage Obligations U S Agency Residential Mortgage Backed Securities And Collateralized Mortgage Obligations [Member] Available-for-Sale, Amortized Cost, Amounts maturing in One year or less Available For Sale Securities Debt Maturities Within One Year Amortized Cost Available-for-Sale, Amortized Cost, Amounts maturing in After one year through five years Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost Available-for-Sale, Amortized Cost, Amounts maturing in After five years through ten years Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost Available-for-Sale, Amortized Cost. Amounts maturity with single maturity Available For Sale Securities Debt Maturities Single Maturity Date Amortized Cost Basis Available-for-Sale, Amortized Cost, Amounts maturity without single maturity Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost Available-for-Sale, Fair Value, Amounts maturing in One year or less Available For Sale Securities Debt Maturities Within One Year Fair Value Available-for-Sale, Fair Value, Amounts maturing in After one year through five years Available For Sale Securities Debt Maturities After One Through Five Years Fair Value Available-for-Sale, Fair Value, Amounts maturing in After five years through ten years Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value Available-for-Sale, Fair Value, Amounts maturing with single maturity Available For Sale Securities Debt Maturities Single Maturity Date Available-for-Sale, Fair Value, Amounts maturing without single maturity Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value Available-for-Sale, Fair Value Held-to-Maturity, Amortized Cost, Amounts maturing in One year or less Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount Held-to-Maturity, Amortized Cost, Amounts maturing in After one year through five years Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount Held-to-Maturity, Amortized Cost, Amounts maturing in After five years through ten years Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount Held-to-Maturity, Amortized Cost. Amounts maturity with single maturity Held To Maturity Securities Debt Maturities Single Maturity Date Amortized Cost Basis Held-to-Maturity, Amortized Cost, Amounts maturity without single maturity Held To Maturity Securities Debt Maturities Without Single Maturity Date Net Carrying Amount Held-to-Maturity, Fair Value, Amounts maturing in One year or less Held To Maturity Securities Debt Maturities Within One Year Fair Value Held-to-Maturity, Fair Value, Amounts maturing in After one year through five years Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value Held-to-Maturity, Fair Value, Amounts maturing in After five years through ten years Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value Held-to-Maturity, Fair Value, Amounts maturing with single maturity Held To Maturity Securities Debt Maturities Single Maturity Date Fair Value Held-to-Maturity, Fair Value, Amounts maturing without single maturity Held To Maturity Securities Debt Maturities Without Single Maturity Date Fair Value Held-to-Maturity, Fair Value Investment securities pledged to secure debt carrying value. Investments [Abstract] Investment securities with carrying value pledged to secure public deposits Investment Securities Pledged To Secure Debt Carrying Value Sales of investment securities Proceeds From Sale Of Available For Sale Securities Debt Available For Sale Securities Continuous Unrealized Loss Position [Abstract] Debt Securities Available For Sale [Table] Debt Securities Available For Sale [Table] Schedule Of Available For Sale Securities [Line Items] Schedule Of Available For Sale Securities [Line Items] Available-for-sale, Fair Value, Less Than 12 Months Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months 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, Fair Value, 12 Months or Greater Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Available-for-sale, Gross Unrealized Losses, 12 Months or Greater Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss Available-for-sale, Total Fair Value Debt Securities Available For Sale Unrealized Loss Position Available-for-sale, Total Gross Unrealized Losses Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss Held-to-maturity, Fair Value, Less Than 12 Months Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value 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, Fair Value, 12 Months or Greater Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value Held-to-maturity, Gross Unrealized Losses, Less Than 12 Months Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss Held-to-maturity, Total, Fair Value Held To Maturity Securities Continuous Unrealized Loss Position Fair Value Held-to-maturity, Total, Gross Unrealized Losses Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss Number of securities in unrealized loss position Debt Securities Available For Sale Unrealized Loss Position Number Of Positions Securities other than temporarily impaired Debt Securities Unrealized Gain Loss Excluding Other Than Temporary Impairment Loans And Leases Receivable Net Of Deferred Income [Abstract] Loans And Leases Receivable Disclosure [Table] Loans And Leases Receivable Disclosure [Table] Financing Receivable Portfolio Segment Financing Receivable Portfolio Segment [Axis] Financing Receivable Portfolio Segment Financing Receivable Portfolio Segment [Domain] Commercial and industrial loans portfolio segment. Commercial and Industrial Loans Commercial And Industrial Loans Portfolio Segment [Member] Construction land and land development portfolio segment. Construction, Land and Land Development Construction Land And Land Development Portfolio Segment [Member] Residential Real Estate Residential Portfolio Segment [Member] Commercial Real Estate Commercial Real Estate Portfolio Segment [Member] Consumer and other loans. Consumer and Other Loans Consumer And Other Loans [Member] Loans And Leases Receivable Disclosure [Line Items] Loans And Leases Receivable Disclosure [Line Items] Gross loans receivable Loans And Leases Receivable Gross Carrying Amount Net deferred origination fees and premiums Loans And Leases Receivable Deferred Income Loans receivable Range Range [Axis] Range Range [Member] Maximum Maximum [Member] Minimum Minimum [Member] Overdrafts included in loans Bank Overdrafts Pledged loans for borrowing lines at FHLB and FRB Loans Pledged As Collateral Small Business Administration loans and participations serviced. Balance of SBA loans and participations serviced Small Business Administration Loans And Participations Serviced Amount of loans purchased with remaining balances. Purchased participation loans with remaining balances. Purchased loans Amount Of Loans Purchased With Remaining Balances Unamortized premiums Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums Purchased participation loans Purchased Participation Loans With Remaining Balances Schedule Of Financing Receivables Past Due [Table] Schedule Of Financing Receivables Past Due [Table] Financing Receivables, Period Past Due Financing Receivables Period Past Due [Axis] Financing Receivables, Period Past Due Financing Receivables Period Past Due [Domain] Financing receivables 30 to 89 days past due. 30-89 Days Past Due Financing Receivables30 To89 Days Past Due [Member] 90 Days or More Past Due Financing Receivables Equal To Greater Than90 Days Past Due [Member] Financing Receivable Recorded Investment Past Due [Line Items] Financing Receivable Recorded Investment Past Due [Line Items] Total Past Due Financing Receivable Recorded Investment Past Due Current Financing Receivable Recorded Investment Current Total Loans Recorded Investment 90 Days or More Past Due and Still Accruing Financing Receivable Recorded Investment90 Days Past Due And Still Accruing Less net deferred origination fees Loans receivable Schedule Of Impaired Financing Receivable [Table] Schedule Of Impaired Financing Receivable [Table] Financing Receivable Impaired [Line Items] Financing Receivable Impaired [Line Items] Unpaid Contractual 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 Recognized Impaired Financing Receivable Interest Income Accrual Method Percentage of collateral coverage to loan balance. Loan repayment extended period of time. Percentage of collateral coverage to loan balance Percentage Of Collateral Coverage To Loan Balance Loan repayment extended period of time Loan Repayment Extended Period Of Time Troubled debt restructuring Financing Receivable Modifications Recorded Investment Schedule Of Financing Receivable Troubled Debt Restructurings [Table] Schedule Of Financing Receivable Troubled Debt Restructurings [Table] Loan Restructuring Modification Loan Restructuring Modification [Axis] Loan Restructuring Modification Loan Restructuring Modification [Domain] Accrual status. Accrual Status Accrual Status [Member] Nonaccrual status. Nonaccrual Status Nonaccrual Status [Member] Financing Receivable Modifications [Line Items] Financing Receivable Modifications [Line Items] Total Restructured Loans Additional funds to borrowers with troubled debt restructurings. Number of loans restructured as troubled debt restructurings Financing Receivable Modifications Number Of Contracts2 Additional funds to borrowers with troubled debt restructurings Additional Funds To Borrowers With Troubled Debt Restructurings Sustained repayment performance period of loan placed on nonaccrual. Sustained repayment performance period of loan placed on nonaccrual Sustained Repayment Performance Period Of Loan Placed On Nonaccrual Total nonaccrual loans Financing Receivable Recorded Investment Nonaccrual Status Internal Credit Assessment Internal Credit Assessment [Axis] Internal Credit Assessment Internal Credit Assessment [Domain] Pass Pass [Member] Other loans especially mentioned. Other Loans Especially Mentioned Other Loans Especially Mentioned [Member] Sub-Standard Substandard [Member] Doubtful Doubtful [Member] Loans, gross Provision for loan and lease losses or (recapture). Loans and leases receivable allowance including provision losses or recapture. Unallocated Unallocated Financing Receivables [Member] ALLL Balance Provision for loan losses or (recapture) Provision For Loan And Lease Losses Or Recapture Loans receivable allowance including provision losses or (recapture) Loans And Leases Receivable Allowance Including Provision Losses Or Recapture Loans charged-off Allowance For Loan And Lease Losses Write Offs Recoveries of loans previously charged-off Allowance For Loan And Lease Loss Recovery Of Bad Debts Net (charge-offs) recoveries Allowance For Loan And Lease Losses Writeoffs Net ALLL Balance Amounts allocated to Individually evaluated for impairment Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 Amounts allocated to Collectively evaluated for impairment Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment Loans Loans And Leases Receivable Gross Carrying Amount [Abstract] Loans individually evaluated for impairment Financing Receivable Individually Evaluated For Impairment Loans collectively evaluated for impairment Financing Receivable Collectively Evaluated For Impairment Allowances Financing Receivable Allowance For Credit Loss Additional Information [Abstract] Time deposits less than $250000. Time deposits $250000 and over. Time Deposits By Maturity [Abstract] Demand, noninterest bearing Noninterest Bearing Domestic Deposit Demand Now and money market Deposits Money Market Deposits And Negotiable Order Of Withdrawal N O W Savings Deposits Savings Deposits Time deposits less than $250,000 Time Deposits Less Than250000 Time deposits $250,000 and over Time Deposits250000 And Over Total deposits Temporary deposits transferred by customer. Subsequent Event Type Subsequent Event Type [Axis] Subsequent Event Type Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Time Deposits [Abstract] Time Deposits [Abstract] Deposit held in brokered NOW Interest Bearing Domestic Deposit Brokered Deposit held in money market accounts Interest Bearing Domestic Deposit Money Market Temporary deposits transferred by customer Temporary Deposits Transferred By Customer Twelve months Time Deposit Maturities Year One One to two years Time Deposit Maturities Year Two Two to three years Time Deposit Maturities Year Three Three to four years Time Deposit Maturities Year Four Four to five years Time Deposit Maturities Year Five Total time deposits Time Deposits Lessee Lease Description [Table] Lessee Lease Description [Table] Lessee Lease Description [Line Items] Lessee Lease Description [Line Items] Operating lease ROU assets Operating lease liabilities Weighted average discount rate used to discount operating lease liabilities Operating Lease Weighted Average Discount Rate Percent Lessee operating lease lease not yet commenced. Operating lease not yet commenced Lessee Operating Lease Lease Not Yet Commenced Operating leases lease term Lessee Operating Lease Term Of Contract Operating lease, option to extend description Lessee Operating Lease Option To Extend Operating lease, option to renewal period Lessee Operating Lease Renewal Term Operating lease, existence of option to extend Lessee Operating Lease Existence Of Option To Extend Operating leases weighted-average remaining lease term Operating Lease Weighted Average Remaining Lease Term1 Operating lease rental expense Operating Lease Expense April 1, 2019 to December 31, 2019 Lessee Operating Lease Liability Payments Remainder Of Fiscal Year 2020 Lessee Operating Lease Liability Payments Due Year Two 2021 Lessee Operating Lease Liability Payments Due Year Three 2022 Lessee Operating Lease Liability Payments Due Year Four 2023 Lessee Operating Lease Liability Payments Due Year Five 2024 and thereafter Lessee Operating Lease Liability Payments Due After Year Five Total lease payments Lessee Operating Lease Liability Payments Due Less: amounts representing interest Lessee Operating Lease Liability Undiscounted Excess Amount Present value of lease liabilities Lease expense: Lease Cost [Abstract] Operating lease expense Operating Lease Cost Variable lease expense Variable Lease Cost Total lease expense Lease Cost Cash paid: Cash Flow Operating Activities Lessee [Abstract] Cash paid reducing operating lease liabilities Operating Lease Payments 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] Two thousand and eighteen omnibus incentive plan. 2018 Omnibus Incentive Plan Two Thousand And Eighteen Omnibus Incentive Plan [Member] Award Type Award Type [Axis] Equity Award Share Based Compensation Arrangements By Share Based Payment Award Award Type And Plan Name [Domain] Nonqualified employee stock option. Nonqualified Stock Options Nonqualified Employee Stock Option [Member] Qualified employee stock option. Qualified Stock Options Qualified Employee Stock Option [Member] Stock Option Awards Employee Stock Option [Member] Restricted Stock Awards Restricted Stock [Member] Director's stock bonus plan. Director's Stock Bonus Plan Directors Stock Bonus Plan [Member] Title of Individual Title Of Individual [Axis] Relationship to Entity Title Of Individual With Relationship To Entity [Domain] Director Director [Member] Board Chairman Board Of Directors Chairman [Member] Committee chairmen. Committee Chairmen Committee Chairmen [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Aggregate of common stock, shares authorized Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized Common stock, additional shares authorized Share Based Compensation Arrangement By Share Based Payment Award Number Of Additional Shares Authorized Shares available to be granted Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Available For Grant Stock options granted to employees Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross Stock options vesting period Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 Expected term Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 Expected stock price volatility Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Risk-free interest rate Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Expected dividends Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate Weighted average grant date fair value Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value Outstanding, Shares, Beginning balance Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number Granted, Shares Exercised, Shares Forfeited or expired, Shares Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period Outstanding, Shares, Ending balance Vested or expected to vest, Shares Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Number Exercisable, Shares Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number Outstanding, Weighted Average Exercise Price, Beginning balance Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Granted, Weighted Average Exercise Price Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price Exercised, Weighted Average Exercise Price Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price Forfeited or expired, Weighted Average Exercise price Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price Outstanding, Weighted Average Exercise Price, Ending balance Vested or expected to vest, Weighted Average Exercise Price Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Exercise Price Exercisable, Weighted Average Exercise Price Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price Outstanding, Weighted Average Remaining Contractual Term Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 Vested or expected to vest, Weighted Average Remaining Contractual Term Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested And Expected To Vest Outstanding Weighted Average Remaining Contractual Term1 Exercisable, Weighted Average Remaining Contractual Term Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 Outstanding, Aggregate Intrinsic Value Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value Vested or expected to vest, Aggregate Intrinsic Value Share Based Compensation Arrangement By Share Based Payment Award Options Vested And Expected To Vest Outstanding Aggregate Intrinsic Value Exercisable, Aggregate Intrinsic Value Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 Total intrinsic value of options exercise price Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value Total unrecognized compensation cost related to nonvested stock options granted Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Stock Options Unrecognized compensation cost related to nonvested stock options/ RSA granted, weighted-average period Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 Compensation expense Total unrecognized compensation cost related to nonvested restricted stock awards Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Share Based Awards Other Than Options Nonvested shares, Beginning balance Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number Granted, Shares Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Forfeited, Shares Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period Vested, Shares Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Nonvested shares, Ending balance Nonvested, Weighted-Average Grant Date Fair Value, Beginning balance 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 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 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 Nonvested, Weighted-Average Grant Date Fair Value, Ending balance Nonvested, Aggregate Intrinsic Value, Ending balance Sharebased Compensation Arrangement By Sharebased Payment Award Equity Instruments Other Than Options Aggregate Intrinsic Value Nonvested Percentage of attendance of scheduled board meetings during prior year. Attainment of retirement age of directors. Percentage of scheduled board meetings attended by directors during prior year Percentage Of Attendance Of Scheduled Board Meetings During Prior Year Attainment of retirement age of directors Attainment Of Retirement Age Of Directors Market value of shares grants per year. Market value of shares grants per year Market Value Of Shares Grants Per Year Amended bonus plan expiration date Share Based Compensation Arrangement By Share Based Payment Award Expiration Date Number of directors. Estimated fair value per share. Number of shares granted Number of directors Number Of Directors Estimated fair value per share Estimated Fair Value Per Share Stock issued during period shares before reverse stock splits. Schedule Of Stock By Class [Table] Schedule Of Stock By Class [Table] Class B nonvoting common stock. Class B Nonvoting Common Stock Class B Nonvoting Common Stock [Member] Stock Conversion Description Conversion Of Stock By Unique Description [Axis] Conversion of Stock, Name Conversion Of Stock Name [Domain] Conversion of Class B nonvoting common stock to voting common stock. Class B Nonvoting Common Stock Exchanged for Voting Common Stock Conversion Of Class B Nonvoting Common Stock To Voting Common Stock [Member] Class C nonvoting common stock. Class C Nonvoting Common Stock Class C Nonvoting Common Stock [Member] Conversion of Class C nonvoting common stock to voting common stock. Class C Nonvoting Common Stock Exchanged for Voting Common Stock Conversion Of Class C Nonvoting Common Stock To Voting Common Stock [Member] Class Of Stock [Line Items] Class Of Stock [Line Items] Reverse stock split, description Stockholders Equity Reverse Stock Split Reverse stock split, conversion ratio Stockholders Equity Note Stock Split Conversion Ratio1 Number of issued shares before reverse stock split Stock Issued During Period Shares Before Reverse Stock Splits Number of issued shares after reverse stock split Stock Issued During Period Shares Reverse Stock Splits Number of additional shares issued to shareholders with fractional shares Stock Issued During Period Shares New Issues Preferred stock, shares authorized Preferred stock, shares issued Preferred stock, shares outstanding Common stock, shares authorized Common stock, shares issued Common stock, shares outstanding Shares converted to common stock Conversion Of Stock Shares Converted1 Interest-bearing deposit in banks fair value. Accrued interest payable fair value. 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 due from banks Cash And Cash Equivalents Fair Value Disclosure Interest earning deposits with other banks Interest Bearing Deposit In Banks Fair Value Investment securities Debt Securities Loans receivable, net Loans Receivable Fair Value Disclosure Accrued interest receivable Interest Receivable Financial liabilities Financial Instruments Financial Liabilities Balance Sheet Groupings [Abstract] Deposits Deposits Fair Value Disclosure FHLB advances Subordinated debt Fair Value Liabilities Measured On Recurring Basis Subordinated Debt Obligations Junior subordinated debentures Junior Subordinated Debenture Owed To Unconsolidated Subsidiary Trust Accrued interest payable Accrued Interest Payable Fair Value 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] Fair Value, Measurement Frequency Fair Value Measurement Frequency [Domain] Recurring Fair Value Measurements Recurring [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] 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] Total Fair Value Fair value measurements valuation techniques. Fair value measurements significant assumption. Loans weighted average discount rate. Measurement Input Type Measurement Input Type [Axis] Measurement Input Type Measurement Input Type [Domain] Measurement Input, Discount Rate Measurement Input Discount Rate [Member] Valuation Technique Fair Value Measurements Valuation Technique Unobservable Inputs Fair Value Measurements Significant Assumption Weighted Average Rate Loans Weighted Average Discount Rate Nonrecurring Fair Value Measurements Nonrecurring [Member] Impaired loans. Impaired Loans Impaired Loans [Member] Total Fair Value Assets Fair Value Disclosure Basic weighted average number common shares outstanding Dilutive effect of share-based compensation Incremental Common Shares Attributable To Share Based Payment Arrangements Diluted weighted average number common shares outstanding Basic earnings per share Diluted earnings per share Antidilutive securities excluded from computation of earnings per share, amount Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount