Mortgage Banking [Abstract] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Financing Receivable Portfolio Segment [Axis] Financing Receivable Portfolio Segment [Axis] Financing Receivable Portfolio Segment [Domain] Financing Receivable Portfolio Segment [Domain] Commercial Portfolio Segment [Member] Commercial Portfolio Segment [Member] Class of Financing Receivable [Axis] Class of Financing Receivable [Axis] Class of Financing Receivable [Domain] Class of Financing Receivable [Domain] Single family [Member] Residential Mortgage [Member] Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] Loans held for sale Loans Receivable Held-for-sale, Amount Loans held for sale, discontinued operations Disposal Group, Including Discontinued Operation, Loans Held For Sale Disposal Group, Including Discontinued Operation, Loans Held For Sale Fair Value Disclosures [Abstract] Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Measurement Frequency [Axis] Measurement Frequency [Axis] Measurement Frequency [Domain] Measurement Frequency [Domain] Fair Value, Recurring [Member] Fair Value, Recurring [Member] Financial Instrument [Axis] Financial Instrument [Axis] Financial Instruments [Domain] Financial Instruments [Domain] Residential Mortgage [Member] Residential Mortgage Backed Securities [Member] Commercial Mortgage Backed Securities [Member] Commercial Mortgage Backed Securities [Member] Residential Collateralized Mortgage Obligations [Member] Collateralized Mortgage Obligations Residential [Member] Collateralized mortgage obligations residential. Commercial Collateralized Mortgage Obligations [Member] Collateralized Mortgage Obligations Commercial [Member] Collateralized mortgage obligations commercial. Municipal Bonds [Member] Municipal Bonds [Member] Corporate Debt Securities [Member] Corporate Debt Securities [Member] U.S. Treasury Securities [Member] Us Treasury Collateralized Mortgage Obligations [Member] US treasury collateralized mortgage obligations. Agency debentures [Member] Agency Securities [Member] Eurodollar Future [Member] Eurodollar Future [Member] Forward Contracts [Member] Forward Contracts [Member] Interest Rate Swaption [Member] Interest Rate Swaption [Member] Interest Rate Lock Commitments [Member] Interest Rate Lock Commitments [Member] Interest Rate Swap [Member] Interest Rate Swap [Member] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Level 1 Fair Value, Inputs, Level 1 [Member] Level 2 Fair Value, Inputs, Level 2 [Member] Level 3 Fair Value, Inputs, Level 3 [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] Assets: Assets, Fair Value Disclosure [Abstract] Investment securities available for sale Debt Securities, Available-for-sale Single family loans held for sale Loans Held-for-sale, Fair Value Disclosure Single family loans held for investment Loans Receivable, Fair Value Disclosure Single family mortgage servicing rights Servicing Asset at Fair Value, Amount Derivative Assets Derivative Asset Total assets Assets, Fair Value Disclosure Liabilities: Liabilities, Fair Value Disclosure [Abstract] Derivative Liabilities Derivative Liability Total Liabilities Financial and Nonfinancial Liabilities, Fair Value Disclosure Revenue from Contract with Customer [Abstract] REVENUE Revenue from Contract with Customer [Text Block] Investments, Debt and Equity Securities [Abstract] Proceeds Proceeds from Sale of Debt Securities, Available-for-sale Gross gains Debt Securities, Available-for-sale, Realized Gain Gross losses Debt Securities, Available-for-sale, Realized Loss Receivables [Abstract] Class of Financing Receivable [Domain] Home Equity Line of Credit [Member] Home Equity Line of Credit [Member] Non-Owner Occupied Commercial Real Estate [Member] Non Owner Occupied Commercial Real Estate [Member] Non Owner Occupied Commercial Real Estate [Member] Multifamily [Member] Multifamily Residential [Member] Residential multifamily property. Construction/land development [Member] Construction Loans [Member] Owner Occupied Commercial Real Estate [Member] Owner Occupied Commercial Real Estate [Member] Owner Occupied Commercial Real Estate [Member] Commercial Business [Member] Commercial Loan [Member] Consumer Portfolio Segment [Member] Consumer Portfolio Segment [Member] Industry Sector [Axis] Industry Sector [Axis] Industry Sector [Domain] Industry Sector [Domain] Commercial and Industrial Sector [Member] Commercial and Industrial Sector [Member] Real Estate Sector [Member] Real Estate Sector [Member] Fair Value Hierarchy and NAV [Domain] Fair Value, Inputs, Level 3 [Member] Loans held for investment Accounts and Financing Receivable, after Allowance for Credit Loss, Current and Noncurrent [Abstract] Loans held for investment before deferred fees, costs and allowance Loans and Leases Receivable, before Fees, Gross Net deferred loan fees and costs Unamortized Loan Commitment and Origination Fees and Unamortized Discounts or Premiums Loans held for investment, net of deferred loan fees and costs Loans and Leases Receivable, Net of Deferred Income Allowance for losses on loans held for investment Loans and Leases Receivable, Allowance Loans held for investment Loans and Leases Receivable, Net Amount Fair value of loans held for investment Property, Plant and Equipment [Abstract] Depreciation expense Depreciation, Depletion and Amortization Banking and Thrift [Abstract] FEDERAL HOME LOAN BANK AND OTHER BORROWINGS Federal Home Loan Bank and Other Borrowings [Text Block] Entire disclosure for Federal Home Loan Bank and other borrowings. Loans sold Proceeds from Sale of Mortgage Loans Held-for-sale Accounting Policies [Abstract] SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Significant Accounting Policies [Text Block] Condensed Financial Information Disclosure [Abstract] Condensed Cash Flow Statement [Table] Condensed Cash Flow Statement [Table] Consolidated Entities [Axis] Consolidated Entities [Axis] Consolidated Entities [Domain] Consolidated Entities [Domain] Parent Company [Member] Parent Company [Member] Condensed Cash Flow Statements, Captions [Line Items] Condensed Cash Flow Statements, Captions [Line Items] Net cash provided by (used in) 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 purchases of and proceeds from investment securities Purchase of and proceeds from sale of marketable securities Purchase of and proceeds from sale of marketable securities Net payments for investments in and advances to subsidiaries Payments for investments in and advances to subsidiaries Payments for investments in and advances to subsidiaries Net cash provided 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] Proceeds from issuance of common stock Proceeds from Stock Options Exercised Payment to repurchase common stock Payments for Repurchase of Common Stock Other, net Proceeds from (Payments for) Other Financing Activities Net cash (used in) provided by financing activities Net Cash Provided by (Used in) Financing Activities Increase (decrease) in cash and cash equivalents Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Cash, cash equivalents and restricted cash, beginning of year Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash, cash equivalents and restricted cash, end of year LOANS AND CREDIT QUALITY Financing Receivables [Text Block] Discontinued Operations and Disposal Groups [Abstract] Schedule of Discontinued Operations Disposal Groups, Including Discontinued Operations [Table Text Block] Derivative Instruments and Hedging Activities Disclosure [Abstract] Gross fair value, Derivative assets Derivative Asset, Fair Value, Gross Asset Netting adjustments, Derivative Assets Derivative Asset Fair Value Amount Offset Against Other Derivatives The amount as of the balance sheet date of the fair value of derivative assets that in accordance with the entity's accounting policy was offset against other derivative contracts under a master netting arrangement. Securities pledged, Derivative assets Derivative Asset, Fair Value of Collateral Net amount - Derivative assets Derivative Asset, Fair Value, Amount Offset Against Collateral Gross fair value, Derivative Liabilities Derivative Liability, Fair Value, Gross Liability Netting adjustments, Derivative Liabilities Derivative Liability Fair Value Amount Offset Against Other Derivatives The amount as of the balance sheet date of the fair value of derivative liabilities that in accordance with the entity's accounting policy were offset against other derivative contracts under a master netting arrangement. Derivative Liabilities Securities pledged, Derivative liabilities Derivative Liability, Fair Value of Collateral Net amount, Derivative liabilities Derivative Liability, Fair Value, Amount Offset Against Collateral Cash collateral Right to reclaim cash in excess of fair value of derivative liability The right to reclaim cash that is in excess of fair value of derivative liability. Schedule of Available-for-sale Securities and Held-to-maturity Securities [Table] Schedule of Available-for-sale Securities and Held-to-maturity Securities [Table] Schedule of Available-for-sale Securities and Held-to-maturity Securities [Table] Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] ASU 2017-12 Accounting Standards Update 2017-12 [Member] Financial Instrument [Axis] Residential Mortgage Backed Securities [Member] Residential Collateralized Mortgage Obligations [Member] Collateralized Residential Mortgage Obligations [Member] The category includes multiclass, pay-through securitizations collateralized by residential mortgages secured by assets, such as automobiles and boats, which are generally structured so that the collections of principal and interest due from the underlying debtors are paid to the holders of the CMO. Commercial Collateralized Mortgage Obligations [Member] Collateralized Commercial Mortgage Obligations [Member] The category includes multiclass, pay-through securitizations collateralized by commercial mortgages secured by assets, such as automobiles and boats, which are generally structured so that the collections of principal and interest due from the underlying debtors are paid to the holders of the CMO. US Treasury Securities [Member] US Treasury Securities [Member] Collateralized Mortgage Obligations [Member] Collateralized Mortgage Obligations [Member] Schedule of Available-for-sale Securities and Held-to-maturity Securities [Line Items] Schedule of Available-for-sale Securities and Held-to-maturity Securities [Line Items] [Line Items] for Schedule of Available-for-sale Securities and Held-to-maturity Securities [Table] Available-for-sale Debt Securities: Mortgage Backed and Collateral Mortgage Obligation [Abstract] Mortgage backed and collateral mortgage obligation. Amortized cost Debt Securities, Available-for-sale, Amortized Cost Gross unrealized gains Debt Securities, Available-for-sale, Accumulated Gross Unrealized Gain, before Tax Gross unrealized losses Debt Securities, Available-for-sale, Accumulated Gross Unrealized Loss, before Tax Fair value Held-to-maturity Securities Debt Securities, Held-to-maturity, Fair Value to Amortized Cost [Abstract] Amortized cost Debt Securities, Held-to-maturity Gross unrealized gains Debt Securities, Held-to-maturity, Accumulated Unrecognized Gain Gross unrealized losses Debt Securities, Held-to-maturity, Accumulated Unrecognized Loss Fair value Debt Securities, Held-to-maturity, Fair Value Fair Value Measurement Inputs and Valuation Techniques [Table] Fair Value Measurement Inputs and Valuation Techniques [Table] Measurement Input Type [Axis] Measurement Input Type [Axis] Measurement Input Type [Domain] Measurement Input Type [Domain] Measurement Input, Constant Prepayment Rate [Member] Measurement Input, Constant Prepayment Rate [Member] Measurement Input, Discount Rate [Member] Measurement Input, Discount Rate [Member] Single Family [Member] Single Family [Member] Statistical Measurement [Axis] Statistical Measurement [Axis] Statistical Measurement [Domain] Statistical Measurement [Domain] Weighted Average [Member] Weighted Average [Member] Fair Value Measurement Inputs and Valuation Techniques [Line Items] Fair Value Measurement Inputs and Valuation Techniques [Line Items] Expected weighted-average life (in years) Servicing Assets and Servicing Liabilities at Fair Value, Assumptions Used to Estimate Fair Value, Weighted Average Life Measurement input Servicing Asset, Measurement Input Impact on fair value of 25 basis points adverse change in interest rates Impact on Fair Value of Twenty Five Basis Points Decrease Impact on fair value of 25 basis points decrease. Impact on fair value of 50 basis points adverse change in interest rates Impact on Fair Value of Fifty Basis Points Decrease Impact on fair value of 50 basis points decrease. Impact on fair value of 100 basis points increase Impact on Fair Value of Hundred Basis Points Increase Impact on fair value of 100 basis points increase. Impact on fair value of 200 basis points increase Impact on Fair Value of Two Hundred Basis Points Increase Impact on fair value of 200 basis points increase. Available-for-sale Securities Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss [Abstract] Less than 12 months, Gross unrealized losses Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss Less than 12 months, fair value Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, Less than 12 Months 12 months or more, Gross unrealized losses Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss 12 months or more, Fair value Debt Securities, Available-for-sale, Continuous Unrealized Loss Position, 12 Months or Longer Total gross unrealized losses Debt Securities, Available-for-sale, Unrealized Loss Position, Accumulated Loss Total fair value Debt Securities, Available-for-sale, Unrealized Loss Position Held-to-maturity Securities Less than 12 months, Gross unrealized losses Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss Less than 12 months, Fair value Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value 12 months or more, Gross unrealized losses Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss 12 months or more, Fair value Debt Securities, Held-to-maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value Total gross unrealized losses Debt Securities, Held-to-maturity, Unrealized Loss Position, Accumulated Loss Total Fair value Debt Securities, Held-to-maturity, Unrealized Loss Position, Fair Value Statement of Comprehensive Income [Abstract] Net income Net Income (Loss) Attributable to Parent Other comprehensive income (loss), net of tax: Other Comprehensive Income (Loss), Net of Tax [Abstract] Other comprehensive income (loss), net of tax: Other Comprehensive Income (Loss), Securities, Available-for-sale, Adjustment, after Tax [Abstract] Unrealized holding gain (loss) arising during the year, net of tax expense (benefit) of $5,656, $(2,163) and $1,942 OCI, before Reclassifications, Net of Tax, Attributable to Parent Reclassification adjustment for net losses (gains) included in net income, net of tax expense (benefit) of $(2), $49 and $172 Reclassification from AOCI, Current Period, Net of Tax, Attributable to Parent Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Accounts Receivable, Allowance for Credit Loss [Roll Forward] Accounts Receivable, Allowance for Credit Loss [Roll Forward] Beginning balance Financing Receivable, Allowance for Credit Loss (Reversal) provision for credit losses Provision for Loan, Lease, and Other Losses Recoveries, net of charge-offs Financing Receivable, Allowance for Credit Losses, Write-downs (Recovery) Financing Receivable, Allowance for Credit Losses, Write-downs (Recovery) Ending balance Allowance for loan losses Allowance for unfunded commitments Allowance For Unfunded Commitments Allowance For Unfunded Commitments Allowance for credit losses Leases [Abstract] Lessee, Operating Sublease, Description [Abstract] Lessee, Operating Sublease, Description [Abstract] Remaining lease terms Operating And Finance Lease, Remaining Lease Terms Operating And Finance Lease, Remaining Lease Terms 2020, sublease payments due to Company Lessee, Operating Sublease, Asset, Payments, Next Twelve Months Lessee, Operating Sublease, Asset, Payments, Next Twelve Months 2021, sublease payments due to Company Lessee, Operating Sublease, Asset, Payments, Due Year Two Lessee, Operating Sublease, Asset, Payments, Due Year Two 2022, sublease payments due to Company Lessee, Operating Sublease, Asset, Payments, Due Year Three Lessee, Operating Sublease, Asset, Payments, Due Year Three 2023, sublease payments due to Company Lessee, Operating Sublease, Asset, Payments, Due Year Four Lessee, Operating Sublease, Asset, Payments, Due Year Four 2024, sublease payments due to Company Lessee, Operating Sublease, Asset, Payments, Due Year Five Lessee, Operating Sublease, Asset, Payments, Due Year Five Thereafter, sublease payments due to Company Lessee, Operating Sublease, Asset, Payments, Due Thereafter Lessee, Operating Sublease, Asset, Payments, Due Thereafter Impairment loss Operating Lease, Impairment Loss Operating lease rent expense (Topic 840) Operating Leases, Rent Expense Operating lease renewal term (Topic 840) Lessee, Operating Lease, Renewal Term Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Measurement Basis [Axis] Measurement Basis [Axis] Fair Value Measurement [Domain] Fair Value Measurement [Domain] Portion at Fair Value Measurement [Member] Portion at Fair Value Measurement [Member] Carrying value [Member] Reported Value Measurement [Member] Estimate of Fair Value Measurement [Member] Estimate of Fair Value Measurement [Member] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Assets: Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract] Cash and cash equivalents Cash and Cash Equivalents, Fair Value Disclosure Investment securities held to maturity Loans held for sale – multifamily and other Mortgage servicing rights – multifamily Federal Home Loan Bank stock Investment in Federal Home Loan Bank Stock, Fair Value Disclosure Liabilities: Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract] Time deposits Deposits, Fair Value Disclosure Federal Home Loan Bank advances Federal Home Loan Bank Borrowings, Fair Value Disclosure Federal funds purchased and securities sold under agreements to repurchase Securities Loaned or Sold under Agreements to Repurchase, Fair Value Disclosure Long-term debt Debt Instrument, Fair Value Disclosure DERIVATIVES AND HEDGING ACTIVITIES Derivative Instruments and Hedging Activities Disclosure [Text Block] Operating lease cost Operating Lease, Cost Finance lease cost: Finance Lease Cost1 [Abstract] Finance Lease Cost1 [Abstract] Amortization of right-of-use assets Finance Lease, Right-of-Use Asset, Amortization Interest on lease liabilities Finance Lease, Interest Expense Short-term leases Short-term Lease, Cost Variable lease costs Variable Lease, Cost Sublease income Sublease Income Total lease costs Lease, Cost Quarterly Financial Information Disclosure [Abstract] UNAUDITED QUARTERLY FINANCIAL DATA Quarterly Financial Information [Text Block] Single family residential mortgage servicing rights [Member] Single family residential mortgage servicing rights [Member] Single family mortgage servicing rights Servicing Contracts [Member] Servicing Contracts [Member] Servicing fees and other Servicing Fees and Other Servicing fees and other. Changes in fair value of single family MSRs due to modeled amortization Changes in Fair Value of Mortgage Servicing Rights Due to Modeled Amortization Changes in the fair value of mortgage servicing rights due to modeled amortization. Amortization of multifamily and SBA MSRs Amortization of Mortgage Servicing Rights (MSRs) Net Servicing Income Net Servicing Income Servicing and other related fees, net of payments. Changes in fair value of MSRs due to changes in market inputs and/or assumptions Servicing Asset at Fair Value, Other Changes in Fair Value Net gain (loss) from derivatives economically hedging MSR Derivative, Gain (Loss) on Derivative, Net Mortgage servicing rights, risk management Mortgage servicing rights, risk management Changes in MSR fair value due to changes in model inputs and assumptions, net of risk management derivatives. Loan servicing income Servicing Fees Net, Including Discontinued Operations Servicing Fees Net, Including Discontinued Operations Loan servicing income, discontinued operations Disposal Group, Including Discontinued Operation, Servicing Fees Net1 Disposal Group, Including Discontinued Operation, Servicing Fees Net1 Disposal Groups, Including Discontinued Operations [Table] Disposal Groups, Including Discontinued Operations [Table] Single family [Member] Single Family Residential [Member] Single family residential. Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Mortgage servicing rights, unpaid principle balance, sold, number of sales Mortgage Servicing Rights, Unpaid Principle Balance, Sold, Number Of Sales Mortgage Servicing Rights, Unpaid Principle Balance, Sold, Number Of Sales Mortgage servicing rights, unpaid principal balance, sold Mortgage Servicing Rights, Unpaid Principal Balance, Sold Mortgage Servicing Rights, Unpaid Principal Balance, Sold Percentage of loan portfolio sold Percentage Of Loans Serviced For Others, As A Percentage Of Total Loans Serviced For Others Percentage Of Loans Serviced For Others, As A Percentage Of Total Loans Serviced For Others Advertising expense Advertising Expense Computation of Weighted Average Yield Using Coupon on Fair Value Computation of Weighted Average Yield Using Coupon on Fair Value [Abstract] Computation of weighted average yield using coupon on fair value. AVAILABLE FOR SALE Debt Securities, Available-for-sale [Abstract] Due within one year or less, Fair value Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, within One Year, Fair Value Due after one year through five years, Fair value Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after One Through Five Years, Fair Value Due after five years through ten years, Fair value Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after Five Through Ten Years, Fair Value Due after ten years, Fair value Debt Securities, Available-for-sale, Maturity, Allocated and Single Maturity Date, after 10 Years, Fair Value Fair value Due in one year or less, Weighted Average Yield Available for Sale Securities Debt Maturities within One Year Weighted Average Yield Available for sale securities debt maturities with in one year weighted average yield. Due after one year through five years, Weighted Average Yield Available for Sale Securities Debt Maturities After One Through Five Years Weighted Average Yield Available-for-sale securities debt maturities year two through five fair value Due after five years through ten years, Weighted Average Yield Available for Sale Securities Debt Maturities After Five Through Ten Years Weighted Average Yield Available for sale securities debt maturities after five through ten years weighted average yield. Due after ten years, Weighted Average Yield Available for Sale Securities Debt Maturities After Ten Years Weighted Average Yield Available for sale securities debt maturities after ten years weighted average yield. Weighted average yield Available for Sale Securities Debt Maturities Without Single Maturity Date Weighted Average Yield Available for sale securities debt maturities without single maturity date weighted average yield. Due within one year or less, Fair value Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Rolling within One Year, Fair Value Due after one year through five years, Fair value Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Rolling after One Through Five Years, Fair Value Due after five years through ten years, Fair value Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Rolling after Five Through Ten Years, Fair Value Due after ten years, Fair value Debt Securities, Held-to-maturity, Maturity, Allocated and Single Maturity Date, Rolling after 10 Years, Fair Value Fair Value Due in one year or less, Weighted Average Yield HeldToMaturitySecuritiesDebtMaturitiesAverageYieldWithinOneYear This item represents the average yield on debt securities with maturities within one year of the balance sheet date and which are categorized as held-to-maturity. Due after one year through five years, Weighted Average Yield HeldToMaturitySecuritiesDebtMaturitiesAverageYieldAfterOneThroughFiveYears This item represents the average yield on debt securities with maturities expected to mature after one through five years from the balance sheet date and which are categorized as held-to-maturity. Due after five years through ten years, Weighted Average Yield HeldToMaturitySecuritiesDebtMaturitiesAverageYieldAfterFiveThroughTenYears This item represents the average yield on debt securities with maturities after five through ten years as of the balance sheet date and which are categorized as held-to-maturity. Due after ten years, Weighted Average Yield HeldToMaturitySecuritiesDebtMaturitiesAverageYieldAfterTenYears This item represents the average yield on debt securities with maturities due after ten years as of the balance sheet date and which are categorized as held-to-maturity. Weighted average yield HeldToMaturitySecuritiesDebtMaturitiesAverageYield This item represents average yield on the total of all debt securities grouped by maturity dates, at fair value, which are categorized as held-to-maturity. Federal Home Loan Bank, Advances [Table] Federal Home Loan Bank, Advances [Table] Federal Home Loan Bank Branch [Axis] Federal Home Loan Bank Branch [Axis] Federal Home Loan Bank Branch [Domain] Federal Home Loan Bank Branch [Domain] Federal Home Loan Bank of Des Moines [Member] Federal Home Loan Bank of Des Moines [Member] Federal Reserve Bank of San Francisco [Member] Federal Reserve Bank of San Francisco [Member] Federal reserve bank of San Francisco [Member] Federal Home Loan Bank and Other Borrowings [Line Items] Federal Home Loan Bank, Advances [Line Items] Advances from Federal Home Loan Banks Advances from Federal Home Loan Banks Weighted-average interest rates on the advances Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Interest Rate at Period End Available line of credit with the FHLB as a percentage of assets Federal Home Loan Bank, Available Line of Credit, Percentage of Assets Federal Home Loan Bank, Available Line of Credit, Percentage of Assets Borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Federal Home Loan Bank Stock Federal Home Loan Bank Stock FHLB stock impairment FHLB stock impairment OTTI impairment of FHLB stock investment Line of credit facility, amount outstanding from FRBSF Long-term Line of Credit Federal funds purchased and securities sold under agreements to repurchase Federal Funds Purchased and Securities Sold under Agreements to Repurchase Equity [Abstract] Schedule of Accumulated Other Comprehensive Income (Loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Reclassification Out of Accumulated Other Comprehensive Income (Loss) Reclassification out of Accumulated Other Comprehensive Income [Table Text Block] Restructuring and Related Activities [Abstract] Schedule of Restructuring and Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Restructuring Type [Axis] Restructuring Type [Axis] Type of Restructuring [Domain] Type of Restructuring [Domain] Facility related costs [Member] Facility Closing [Member] Personnel related costs [Member] Employee Severance [Member] Other Restructuring [Member] Other Restructuring [Member] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Restructuring Reserve [Roll Forward] Restructuring Reserve [Roll Forward] Balance, Beginning period Restructuring Reserve Restructuring charges Restructuring Charges Costs paid or otherwise settled Payments for Restructuring Balance, Period end Amortized Cost and Estimated Fair Value of Available for Sale Securities Schedule of Available-for-sale Securities Reconciliation [Table Text Block] Amortized Cost and Estimated Fair Value of Held to Maturity Securities Debt Securities, Held-to-maturity [Table Text Block] Investment Securities in an Unrealized Loss Position Schedule of Unrealized Loss on Investments [Table Text Block] Amortized Cost and Estimated Fair Value by Contractual Maturity Investments Classified by Contractual Maturity Date [Table Text Block] Sales of Investment Securities Available for Sale Schedule of Realized Gain (Loss) [Table Text Block] Schedule of Financial Instruments Owned and Pledged as Collateral Schedule of Financial Instruments Owned and Pledged as Collateral [Table Text Block] Gain On Mortgage Loan Origination And Sale Activities [Table] Gain On Mortgage Loan Origination And Sale Activities [Table] Schedule detailing gain on mortgage loan origination and sale activities. Gain on mortgage loan origination and sale activities [Line Items] Gain on mortgage loan origination and sale activities [Line Items] Gain on mortgage loan origination and sale activities [Line Items] Gain on loan origination and sale activities Net Gains Losses On Mortgage Loan Origination And Sales Activities, Including Discontinued Operations Net Gains Losses On Mortgage Loan Origination And Sales Activities, Including Discontinued Operations Gain on loan origination and sale activities, discontinued operations Disposal Group, Including Discontinued Operation, Net Gains Losses On Mortgage Loan Origination And Sales Activities Disposal Group, Including Discontinued Operation, Net Gains Losses On Mortgage Loan Origination And Sales Activities Other Real Estate [Roll Forward] Other Real Estate [Roll Forward] Beginning balance Other Real Estate Additions Other Real Estate, Additions Reductions related to sales Other Real Estate, Disposals Ending balance Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Minimum [Member] Minimum [Member] Maximum [Member] Maximum [Member] Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Useful life of property, plant and equipment Property, Plant and Equipment, Useful Life ACCUMULATED OTHER COMPREHENSIVE (LOSS) INCOME Comprehensive Income (Loss) Note [Text Block] Income Tax Disclosure [Abstract] Deferred tax assets: Components of Deferred Tax Assets [Abstract] Provision for loan losses Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Provision for Loan Losses Federal and state net operating loss carryforwards Deferred Tax Assets, Operating Loss Carryforwards Accrued liabilities Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities Other investments Deferred Tax Assets, Investments Lease liabilities Deferred Tax Assets, Property, Plant and Equipment Unrealized loss on investment available for sale securities Deferred Tax Assets, Unrealized Losses on Available-for-Sale Securities, Gross Tax credits Deferred Tax Assets, Tax Credit Carryforwards Stock-based compensation Deferred Tax Assets, Stock Options Deferred Tax Assets, Stock Options Loan valuation Deferred Tax Assets, Loan Valuation Deferred Tax Assets, Loan Valuation Other, net Deferred Tax Assets, Other Deferred tax assets, gross Deferred Tax Assets, Gross Deferred tax liabilities: Components of Deferred Tax Liabilities [Abstract] Mortgage servicing rights Deferred Tax Liabilities, Mortgage Servicing Rights FHLB dividends Deferred Tax Liabilities, Federal Home Loan Bank Dividends Amount before allocation of valuation allowances of deferred tax liabilities attributable to deductible temporary differences from Federal Home Loan Bank dividends. Deferred loan fees and costs Deferred Tax Liabilities, Deferred Loan Fees and Costs Amount of deferred tax liabilities attributable to taxable temporary differences from deferred loan fees and costs. Lease right-of-use assets Deferred Tax Liabilities, Leasing Arrangements Deferred Tax Liabilities, Unrealized Gains On Debt Securities Available-For-Sale, Gross Deferred Tax Liabilities, Unrealized Gains On Debt Securities Available-For-Sale, Gross Deferred Tax Liabilities, Unrealized Gains On Debt Securities Available-For-Sale, Gross Premises and equipment Deferred Tax Liabilities, Property, Plant and Equipment Intangibles Deferred Tax Liabilities, Intangible Assets Other, net Deferred Tax Liabilities, Other Deferred tax liability, gross Deferred Tax Liabilities, Gross Net deferred tax liability Deferred Tax Liabilities, Net Schedule of Real Estate Properties [Table] Schedule of Real Estate Properties [Table] Real Estate Property Ownership [Axis] Real Estate Property Ownership [Axis] Real Estate Properties [Domain] Real Estate Properties [Domain] Residential Real Estate [Member] Residential Real Estate [Member] Real Estate Properties [Line Items] Real Estate Properties [Line Items] Single family Other Real Estate, Gross Other Real Estate, Gross Valuation allowance Real Estate Owned, Valuation Allowance, Net of Portion Attributable to FHA Real Estate Owned, Valuation Allowance, Net of Portion Attributable to FHA Total other real estate owned DEPOSITS Deposit Liabilities Disclosures [Text Block] Operating Loss Carryforwards [Table] Operating Loss Carryforwards [Table] Income Tax Authority [Axis] Income Tax Authority [Axis] Income Tax Authority [Domain] Income Tax Authority [Domain] Domestic Tax Authority [Member] Domestic Tax Authority [Member] State and Local Jurisdiction [Member] State and Local Jurisdiction [Member] Operating Loss Carryforwards [Line Items] Operating Loss Carryforwards [Line Items] Deferred income tax benefit Tax Cuts And Jobs Act Of 2017, Deferred Income Tax Expense (Benefit) Tax Cuts And Jobs Act Of 2017, Deferred Income Tax Expense (Benefit) Net operating loss carryforwards Operating Loss Carryforwards Tax credit carryforwards, alternative minimum tax Deferred Tax Assets, Tax Credit Carryforwards, Alternative Minimum Tax Tax basis in unrecorded bad debt reserves with no liability recorded Tax Basis In Unrecorded Bad Debts With No Liability Recorded Tax basis in bad debt reserves for which no income tax liability has been recorded. Unrecognized tax positions including potential interest Unrecognized Tax Benefits, Including Interest On Income Taxes Expense Unrecognized Tax Benefits, Including Interest On Income Taxes Expense Subsequent Events [Abstract] SUBSEQUENT EVENTS Subsequent Events [Text Block] Schedule of Servicing Assets at Fair Value [Table] Schedule of Servicing Assets at Fair Value [Table] Servicing Assets at Fair Value [Line Items] Servicing Assets at Fair Value [Line Items] Beginning balance Originations Servicing Asset at Fair Value, Additions Purchases Servicing Asset at Fair Value Additions Purchase Servicing asset at fair value additions purchase. Sale of single family MSRs Servicing Asset at Fair Value, Disposals Changes due to modeled amortization Net additions and amortization Servicing Asset at Fair Value, Additions and Amortization, Net Servicing Asset at Fair Value, Additions and Amortization, Net Changes in fair value of MSRs due to changes in market inputs and/or model updates Ending balance Fair Value, Nonrecurring [Member] Fair Value, Nonrecurring [Member] Loans held for investment Investments, Fair Value Disclosure Total Assets and Liabilities Measured at Fair Value on Nonrecurring Basis [Abstract] Assets and liabilities measured at fair value on nonrecurring basis. Gains/losses on loans held for investment Gains Losses on Loans Held for Investment Gains losses on loans held for investment. Total gains/(losses) Gain (Loss) on Disposition of Assets for Financial Service Operations Schedule of Real Estate Properties Schedule of Real Estate Properties [Table Text Block] Schedule of Activity in Other Real Estate Owned Other Real Estate Owned, Roll Forward [Table Text Block] Tabular disclosure of the change in other real estate on properties owned. Excludes real estate assets taken in settlement of troubled loans through surrender or foreclosure by banks. Schedule of Activity in the Valuation Allowance of Other Real Estate Owned Other Real Estate, Valuation Allowance Roll Forward [Table Text Block] Activity in the valuation allowance for other real estate owned. Components of the Net Cost of Operation and Sale of Other Real Estate Owned Other Real Estate, Components of Expense [Table Text Block] The components of other real estate owned expense. Fair Value Measurement Methodologies Fair Value Measurement Methodologies [Table Text Block] Fair value measurement methodologies. Schedule of Fair Value Hierarchy Measurement Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Fair Value Measurements Recurring and Nonrecurring Valuation Techniques Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] Schedule of Fair Value Changes and Activity for Level 3 Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] Fair Value Measurements on Nonrecurring Basis Fair Value Measurements, Nonrecurring [Table Text Block] Fair Value, by Balance Sheet Grouping Fair Value, by Balance Sheet Grouping [Table Text Block] PARENT COMPANY FINANCIAL STATEMENTS Condensed Financial Information of Parent Company Only Disclosure [Text Block] Basis of Accounting Basis of Accounting, Policy [Policy Text Block] Discontinued Operations Discontinued Operations, Policy [Policy Text Block] Cash and Cash Equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Investment Securities Marketable Securities, Policy [Policy Text Block] Federal Home Loan Bank Stock Federal Home Loan Bank Stock [Policy Text Block] Federal Home Loan Bank Stock [Policy Text Block] Loans Held for Sale Financing Receivable, Held-for-sale [Policy Text Block] Loans Held for Investment Financing Receivable, Held-for-investment [Policy Text Block] Nonaccrual Loans Loans and Leases Receivable, Nonaccrual Loan and Lease Status, Policy [Policy Text Block] Impaired Loans Impaired Financing Receivable, Policy [Policy Text Block] Troubled Debt Restructurings Troubled Debt Restructuring [Policy Text Block] Allowance for Credit Losses Loans and Leases Receivable, Allowance for Loan Losses Policy [Policy Text Block] Other Real Estate Owned Real Estate Owned, Valuation Allowance, Policy [Policy Text Block] Mortgage Servicing Rights Mortgage Banking Activity [Policy Text Block] Investment in WMS Series LLC Equity Method Investments [Policy Text Block] Premises and Equipment Property, Plant and Equipment, Policy [Policy Text Block] Leases Lessee, Leases [Policy Text Block] Goodwill Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block] Trust Preferred Securities Debt, Policy [Policy Text Block] Federal Funds Purchased and Securities Sold Under Agreements to Repurchase Repurchase and Resale Agreements Policy [Policy Text Block] Income Taxes Income Tax, Policy [Policy Text Block] Derivatives and Hedging Activities Derivatives, Policy [Policy Text Block] Share-Based Employee Compensation Share-based Payment Arrangement [Policy Text Block] Fair Value Measurement Fair Value Measurement, Policy [Policy Text Block] Commitments, Guarantees, and Contingencies Commitments and Contingencies, Policy [Policy Text Block] Earnings per Share Earnings Per Share, Policy [Policy Text Block] Business Segments Segment Reporting, Policy [Policy Text Block] Advertising Expense Advertising Cost [Policy Text Block] Recent Accounting Developments, Adopted and Issued But Not Yet Adopted New Accounting Pronouncements, Policy [Policy Text Block] Maintenance (reimbursements) costs Cost of Property Repairs and Maintenance Loss provisions Real Estate Owned, Valuation Allowance, Provision, Net of Portion Attributable to FHA Real Estate Owned, Valuation Allowance, Provision, Net of Portion Attributable to FHA Net gain on sales Gains (Losses) on Sales of Other Real Estate Net benefit from operation and sale of other real estate owned Net cost (income) from operations and sale of other real estate owned Amount of net cost (income) from operations and sale of other real estate owned during the period. Federal Home Loan Bank to secure borrowings Pledged Financial Instruments, Not Separately Reported, Securities for Federal Home Loan Bank Washington and California State to secure public deposits Pledged Assets Not Separately Reported Securities Pledged For State and Local Governments Pledged Assets Not Separately Reported Securities Pledged For State and Local Governments. Securities pledged to secure derivatives in a liability position Pledged Financial Instruments, Securities pledged to secure derivatives in a liability position Pledged Financial Instruments, Securities pledged to secure derivatives in a liability position Other securities pledged Pledged Assets Separately Reported Other Securities Pledged Pledged Assets Separately Reported Other Securities Pledged Total securities pledged as collateral Pledged Financial Instruments, Not Separately Reported, Securities Commitments and Contingencies Disclosure [Abstract] Loss Contingencies [Table] Loss Contingencies [Table] Other Commitments [Axis] Other Commitments [Axis] Other Commitments [Domain] Other Commitments [Domain] Investment commitment [Member] Investment Commitment [Member] Investment Commitment [Member] Guarantor Obligations, Nature [Axis] Guarantor Obligations, Nature [Axis] Guarantor Obligations, Nature [Domain] Guarantor Obligations, Nature [Domain] Unused Consumer Portfolio Loan Fund [Member] Unused Consumer Portfolio Loan Fund [Member] Unused Consumer Portfolio Loan Fund [Member] Unused Commercial Portfolio Loan Fund [Member] Unused Commercial Portfolio Loan Fund [Member] Unused Commercial Portfolio Loan Fund [Member] Undisbursed construction loan funds [Member] Undisbursed construction loan funds [Member] Undisbursed construction loan funds Loss Sharing Relationship [Member] Loss Sharing Relationship [Member] A loss sharing relationship that is accounted for as a guarantee under U.S. GAAP. Credit Risk [Member] Credit Risk [Member] Loss Contingency Nature [Axis] Loss Contingency Nature [Axis] Loss Contingency, Nature [Domain] Loss Contingency, Nature [Domain] Representations and Warranties Reserve for Loan Receivables [Member] Representations and Warranties Reserve for Loan Receivables [Member] A reserve for expected or probable losses from the repurchase of loan receivables related to certain representations and warranties made at the time the loan was sold. Loss Contingencies [Line Items] Loss Contingencies [Line Items] Unfunded loan commitments Credit of Unfunded Commitments Credit of unfunded commitments. Unfunded commitment balance of loans sold on a servicing-retained basis Guarantor Obligations, Maximum Exposure, Undiscounted Allowance for credit losses Investment in qualifying small businesses Other Commitment UPB of loans sold through DUS Loans sold through DUS Unpaid principal of Loans sold through DUS program. Reserve liability related to multifamily DUS Program Reserve liability related to multifamily DUS Program Reserve liability related to multifamily DUS Program Loss incurred - related to DUS Loss Contingency, Loss in Period Reserve liability related to mortgage repurchase Loss Contingency Accrual Number of material claims pending Loss Contingency, Pending Claims, Number Restructuring Reserve Rollforward Schedule of Restructuring Reserve by Type of Cost [Table Text Block] OTHER REAL ESTATE OWNED Real Estate Owned [Text Block] Effective Income Tax Rate Reconciliation, Amount [Abstract] Income taxes at statutory rate Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount State income tax expense, net of federal tax benefit Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount Tax-exempt interest Effective Income Tax Rate Reconciliation, Tax Exempt Income, Amount Tax credits Effective Income Tax Rate Reconciliation, Tax Credit, Amount Amortization of and pass-through losses from low income housing investments Low income housing tax credit partnerships Low income housing tax credit partnerships - income from LIHTC Change in state rate Change in state tax rate Change in state tax rate - income tax expense from a change in the state rate Return to provision Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Amount Impact from Federal Rate Change Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount Uncertain tax positions Effective Income Tax Reconciliation, Uncertain Tax Positions, Amount Effective Income Tax Reconciliation, Uncertain Tax Positions, Amount Other, net Effective Income Tax Rate Reconciliation, Other Adjustments, Amount Total income tax expense (benefit) from continuing operations Income Tax Expense (Benefit) Certificates of deposit outstanding Time Deposits, Rolling Year Maturity [Abstract] Within one year Time Deposit Maturities, Next Rolling Twelve Months One to two years Time Deposit Maturities, Rolling Year Two Two to three years Time Deposit Maturities, Rolling Year Three Three to four years Time Deposit Maturities, Rolling Year Four Four to five years Time Deposit Maturities, Rolling Year Five Thereafter Time Deposit Maturities, after Rolling Year Five Total Time Deposits Disposal Group Name [Axis] Disposal Group Name [Axis] Disposal Group Name [Domain] Disposal Group Name [Domain] Discontinued Operations, Held-for-sale [Member] Discontinued Operations, Held-for-sale [Member] Net interest income Disposal Group, Including Discontinued Operation, Interest Income Noninterest income Disposal Group, Including Discontinued Operation, Noninterest Income Disposal Group, Including Discontinued Operation, Noninterest Income Noninterest expense Disposal Group, Including Discontinued Operation, Noninterest Expense Disposal Group, Including Discontinued Operation, Noninterest Expense (Loss) income before income taxes Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax Income tax (benefit) expense Discontinued Operation, Tax Effect of Discontinued Operation (Loss) income from discontinued operations Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent Financing Receivable, Past Due [Table] Financing Receivable, Past Due [Table] Financial Asset, Period Past Due [Axis] Financial Asset, Period Past Due [Axis] Financial Asset, Period Past Due [Domain] Financial Asset, Period Past Due [Domain] 30 to 59 Days Past Due [Member] Financial Asset, 30 to 59 Days Past Due [Member] 60 to 89 Days Past Due [Member] Financial Asset, 60 to 89 Days Past Due [Member] 90 Days or More Past Due [Member] Financial Asset, Equal to or Greater than 90 Days Past Due [Member] Financing Receivable, Past Due [Line Items] Financing Receivable, Past Due [Line Items] Total past due Financing Receivable, Past Due Current Financing Receivable, Not Past Due Total loans Loans and Leases Receivable, Gross 90-days or more past due and still accruing Financing Receivable, 90 Days or More Past Due, Still Accruing Fair Value, Level 3 Unobservable Input Reconciliation Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Asset Class [Axis] Asset Class [Axis] Asset Class [Domain] Asset Class [Domain] Available-for-sale Securities [Member] Available-for-sale Securities [Member] Loans held for sale [Member] Loans held for sale [Member] Loans held for sale [Member] Loans held for investment [Member] Loans held for investment [Member] Loans held for investment [Member] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] Beginning balance, net Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs Additions Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases Transfers Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net Settlements Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements Total realized/unrealized gains Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings Ending balance, net Investment securities held-to-maturity Statement of Financial Position [Abstract] Net loss on disposal Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax Cover page. Document Type Document Type Document Annual Report Document Annual Report Document Period End Date Document Period End Date Document Transition Report Document Transition Report Entity File Number Entity File Number Entity Registrant Name Entity Registrant Name Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Tax Identification Number Entity Address, Address Line One Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Two 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 Title of 12(b) Security Title of 12(b) Security Trading Symbol Trading Symbol Security Exchange Name Security Exchange Name Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Voluntary Filers Entity Current Reporting Status Entity Current Reporting Status Entity Interactive Data Current Entity Interactive Data Current Entity Filer Category Entity Filer Category Smaller Reporting Company Entity Small Business Emerging Growth Company Entity Emerging Growth Company Entity Shell Company Entity Shell Company Entity Public Float Entity Public Float Entity Common Stock, Shares Outstanding (in shares) Entity Common Stock, Shares Outstanding Documents Incorporated by Reference Documents Incorporated by Reference [Text Block] Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Amendment Flag Amendment Flag 2019 Operating Leases, Future Minimum Payments, Remainder of Fiscal Year 2020 Operating Leases, Future Minimum Payments, Due in Two Years 2021 Operating Leases, Future Minimum Payments, Due in Three Years 2022 Operating Leases, Future Minimum Payments, Due in Four Years 2023 Operating Leases, Future Minimum Payments, Due in Five Years 2024 and thereafter Operating Leases, Future Minimum Payments, Due Thereafter Total minimum payments Operating Leases, Future Minimum Payments Due Goodwill impairment at end of period Goodwill, Impaired, Accumulated Impairment Loss Goodwill impairment during period Goodwill and Intangible Asset Impairment Goodwill [Roll Forward] Goodwill [Roll Forward] Goodwill at beginning of period Goodwill Acquisitions Goodwill, Acquired During Period Goodwill at end of period Schedule of Supplemental Quarterly Financial Information Quarterly Financial Information [Table Text Block] Financing Receivable, Troubled Debt Restructuring [Table] Financing Receivable, Troubled Debt Restructuring [Table] Financing Receivable, Troubled Debt Restructuring [Line Items] Financing Receivable, Troubled Debt Restructuring [Line Items] TDR balances which have subsequently re-defaulted Redefaulted Troubled Debt Restructurings on Financing Receivable [Abstract] Re-defaulted troubled debt restructurings on financing receivable. Number of loan relationships that re-defaulted Financing Receivable, Troubled Debt Restructuring, Subsequent Default, Number of Contracts Recorded investment Financing Receivable, Troubled Debt Restructuring, Subsequent Default Share-based Payment Arrangement [Abstract] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Award Type [Axis] Award Type [Axis] Award Type [Domain] Award Type [Domain] Performance Shares [Member] Performance Shares [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Volatility of common stock Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate Average volatility of peer companies Share-Based Compensation Arrangement By Share-based Payment Award, Fair Value Assumptions, Average Expected Volatility Rate Of Peer Companies Share-Based Compensation Arrangement By Share-based Payment Award, Fair Value Assumptions, Average Expected Volatility Rate Of Peer Companies Average correlation coefficient of peer companies Share-Based Compensation Arrangement By Share-Based Payment Award, Fair Value Assumptions, Average Correlation Coefficient Of Peer Companies Share-Based Compensation Arrangement By Share-Based Payment Award, Fair Value Assumptions, Average Correlation Coefficient Of Peer Companies Risk-free interest rate Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Expected term in years Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term Dividend yield Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate Schedule of Federal Home Loan Bank Advance by Maturity Federal Home Loan Bank Advance by Maturity [Table Text Block] Schedule of Federal Home Loan Bank Advance by year of maturity. COMMITMENTS, GUARANTEES AND CONTINGENCIES Commitments Contingencies and Guarantees [Text Block] Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] AOCI Attributable to Parent [Member] AOCI Attributable to Parent [Member] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] AOCI Attributable to Parent, Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Beginning balance Stockholders' Equity Attributable to Parent Cumulative effect of adoption of new accounting standards Cumulative Effect of New Accounting Principle in Period of Adoption Other comprehensive income (loss) before reclassifications Reclassification adjustment for net losses (gains) included in net income, net of tax expense (benefit) of $(2), $49 and $172 Net current-period other comprehensive income (loss) Ending balance Schedule of Income Tax Expense (Benefit) Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Schedule of Effective Income Tax Rate Reconciliation Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Schedule of Deferred Tax Assets and Liabilities Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Summary of Income Tax Contingencies Summary of Income Tax Contingencies [Table Text Block] Schedule of Stock Options Activity Share-based Payment Arrangement, Option, Activity [Table Text Block] Schedule of Restricted Shares Activity Share-based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block] Schedule of Performance Share Units Valuation Assumptions Schedule Of Share-Based Payment Award, Equity Instruments Other Than Options, Valuation Assumptions [Table Text Block] Schedule Of Share-Based Payment Award, Equity Instruments Other Than Options, Valuation Assumptions [Table Text Block] Schedule of Loans Held for Sale and Sold Mortgage Loans on Real Estate, by Loan Disclosure [Table Text Block] Tabular disclosure of mortgage loans on Real Estate, held for sale and sold. Net Gain on Mortgage Loan Origination and Sale Activity Net Gain on Mortgage Loan Origination and Sale Activity [Table Text Block] Net gain on mortgage loan origination and sale activity. Company's Portfolio of Loans Serviced for Others Portfolio of Loans Serviced for Others [Table Text Block] Company's portfolio of loans serviced for others. Schedule of Mortgage Repurchase Losses Mortgage Repurchase Losses [Table Text Block] Mortgage Repurchase Losses rollforward Revenue from Mortgage Servicing, Including the Effects of Derivative Risk Management Instruments Schedule of Revenue from Mortgage Servicing Including Effects of Derivative Risk Management Instruments [Table Text Block] Revenue from mortgage servicing, including the effects of derivative risk management instruments. Key Economic Assumptions Used in Measuring Initial FV of Capitalized Single Family MSRs Key Economic Assumptions Used in Measuring Initial Value of Capitalized Single Family Created from Loan Sales with Retained Servicing [Table Text Block] Key economic assumptions used in measuring the initial value of capitalized single family MSRs created from loan sales with retained servicing. Schedule of Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets Schedule of Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets [Table Text Block] Changes in Single Family MSRs Measured at Fair Value Schedule of Servicing Assets at Fair Value [Table Text Block] Changes in Multifamily MSRs Measured at the Lower of Amortized Cost or Fair Value Servicing Asset at Amortized Cost [Table Text Block] Projected Amortization Expense for the Gross Carrying Value of Multifamily MSRs Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] 2020 Federal Home Loan Bank, Advances, Maturities Summary, Due in Next Twelve Months 2021 Federal Home Loan Bank, Advances, Maturities Summary, Due in Year Two 2022 Federal Home Loan Bank, Advances, Maturities Summary, Due in Year Three 2023 Federal Home Loan Bank, Advances, Maturities Summary, Due in Year Four 2024 and thereafter Federal Home Loan Bank, Advances, Maturities Summary, Due after Year Five Total Weighted average interest rate, 2020 Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate, One to Two Years from Balance Sheet Date Weighted average interest rate, 2021 Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate, Two to Three Years from Balance Sheet Date Weighted average interest rate, 2022 Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate, Three to Four Years from Balance Sheet Date Weighted average interest rate, 2023 Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate, Four to Five Years from Balance Sheet Date Weighted average interest rate, 2024 and thereafter Federal Home Loan Bank, Advances, Maturities Summary, Average Interest Rate, after Five Years from Balance Sheet Date Total - Weighted-average interest rate INCOME TAXES Income Tax Disclosure [Text Block] Derivative [Table] Derivative [Table] Derivative Instrument [Axis] Derivative Instrument [Axis] Derivative Contract [Domain] Derivative Contract [Domain] Interest Rate Swap, Back-To-Back [Member] Interest Rate Swap, Back-To-Back [Member] Interest Rate Swap, Back-To-Back [Member] Derivative [Line Items] Derivative [Line Items] Derivatives designated as cash flow or foreign currency hedge Derivative, Fair Value, Net Securities held as collateral Securities Held as Collateral, at Fair Value Derivatives Derivative, Notional Amount Loss on derivatives Loss on Derivative Instruments, Pretax Statement of Cash Flows [Abstract] CASH FLOWS FROM OPERATING ACTIVITIES: Net Cash Provided by (Used in) Operating Activities [Abstract] 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, amortization and accretion Depreciation, Amortization and Accretion, Net Net fair value adjustment and gain on sale of loans held for sale Increase (Decrease) in Loans Held-for-sale Gain on sale of mortgage servicing rights, gross Gain (Loss) on Disposition of Assets Loss on sale of HLC mortgage originations assets, net Gain (Loss) on Disposition of Other Assets Fair value adjustment of loans held for investment Origination of mortgage servicing rights Increase (Decrease) in Mortgage Servicing Rights Increase (Decrease) in Mortgage Servicing Rights Change in fair value of mortgage servicing rights Mortgage Servicing Rights (MSR) Impairment (Recovery) Net loss (gain) on sale of investment securities Debt Securities, Available-for-sale, Realized Gain (Loss) Net gain on sale of loans originated as held for investment Gain (Loss) on Sale of Loans and Leases Net fair value adjustment, gain on sale and provision for losses on other real estate owned Net fair value adjustment, gain (loss) and provision on Other Real Estate Owned Net fair value adjustment, gain (loss) and provision on Other Real Estate Owned Loss on disposal of fixed assets Gain (Loss) on Disposition of Property Plant Equipment Loss on lease abandonment and exit costs Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal Net deferred income tax (benefit) expenses Increase (Decrease) in Deferred Income Taxes Share-based compensation (recovery) expense Share-based Payment Arrangement, Noncash Expense Origination of loans held for sale Payments for Origination of Mortgage Loans Held-for-sale Proceeds from sale of loans originated as held for sale Proceeds from Sale of Loans Held-for-sale Changes in operating assets and liabilities: Increase (Decrease) in Operating Capital [Abstract] Decrease (increase) in accounts receivable and other assets Increase (decrease) in accounts receivable and other assets Increase or decrease in accounts receivable and other assets. Decrease in accounts payable and other liabilities Increase (Decrease) in Accounts Payable and Other Liabilities Increase (decrease) in accounts payable and other liabilities. Decrease in lease liability Increase (Decrease) In Operating Lease Liability Increase (Decrease) In Operating Lease Liability Net cash provided by operating activities CASH FLOWS FROM INVESTING ACTIVITIES: Purchase of investment securities Payments to Acquire Investments Proceeds from sale of investment securities Principal repayments and maturities of investment securities Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-sale Proceeds from sale of other real estate owned Proceeds from Sale of Other Real Estate Proceeds from sale of loans originated as held for investment Proceeds from Sale of Loans Held-for-investment Loans purchased from other third parties Payments to Acquire Loans Receivable Proceeds from sale of mortgage servicing rights Proceeds from Sale of Mortgage Servicing Rights (MSR) Mortgage servicing rights purchased from third parties Payments to Acquire Mortgage Servicing Rights (MSR) Capital expenditures related to other real estate owned Capital Expenditures Related to Other Real Estate Owned Capital expenditures related to other real estate owned. Net cash provided by disposal of discontinued operations Proceeds from Divestiture of Businesses and Interests in Affiliates Origination of loans held for investment and principal repayments, net Payments for (Proceeds from) Loans and Leases Proceeds from sale of property and equipment Proceeds from Sale of Property, Plant, and Equipment Purchase of property and equipment Payments to Acquire Property, Plant, and Equipment Net cash (paid) acquired from acquisitions Payments to Acquire Businesses, Net of Cash Acquired Net cash provided by (used in) investing activities CASH FLOWS FROM FINANCING ACTIVITIES: Increase in deposits, net Increase (Decrease) in Deposits Proceeds from Federal Home Loan Bank advances Proceeds from FHLBank Borrowings, Financing Activities Repayment of Federal Home Loan Bank advances Payments of FHLBank Borrowings, Financing Activities Proceeds from federal funds purchased and securities sold under agreements to repurchase Proceeds from Federal Funds Purchased and Securities Sold under Agreements to Repurchase Proceeds from Federal Funds Purchased and Securities Sold under Agreements to Repurchase Repayment of federal funds purchased and securities sold under agreements to repurchase Payments for Securities Sold under Agreements to Repurchase The cash outflow from investments sold under the agreement to repurchase such investment. Proceeds from line of credit draws Proceeds from Lines of Credit Repayment of line of credit draws Repayments of Lines of Credit Repayment of lease principal Finance Lease, Principal Payments Proceeds from Federal Home Loan Bank stock repurchase Proceeds from Sale of Federal Home Loan Bank Stock Purchase of Federal Home Loan Bank stock Payments to Acquire Federal Home Loan Bank Stock Proceeds from debt issuance, net Proceeds from Issuance of Long-term Debt Payments from equity raise, net Payments for Repurchase of Equity Stock repurchased Proceeds from stock issuance, net Proceeds from Issuance of Common Stock NET (DECREASE) INCREASE IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH CASH, CASH EQUIVALENTS AND RESTRICTED CASH: Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract] Less restricted cash included in other assets Restricted Cash and Cash Equivalents CASH AND CASH EQUIVALENTS AT END OF YEAR Cash and Cash Equivalents, at Carrying Value SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION: Supplemental Cash Flow Information [Abstract] Cash paid during the period for: Cash Paid During Year for [Abstract] Cash paid during the period for. Interest paid Interest Paid, Excluding Capitalized Interest, Operating Activities Federal and state income taxes paid (refunded), net Income Taxes Paid, Net Non-cash activities: Noncash Investing Activities [Abstract] Noncash investing activities. Loans held for investment foreclosed and transferred to other real estate owned Loans Held for Investment Foreclosed and Transferred to Other Real Estate Owned Loans held for investment foreclosed and transferred to other real estate owned. Loans transferred from held for investment to held for sale Transfer of Portfolio Loans and Leases to Held-for-sale Loans transferred from held for sale to held for investment Transfer of Loans Held-for-sale to Portfolio Loans Ginnie Mae loans recognized with the right to repurchase, net Loans Recognized with Right to Repurchase GNMA loans recognized with the right to repurchase, net. Receivable from sale of mortgage servicing rights Receivable from sale of mortgage servicing rights Receivable from sale of mortgage servicing rights Acquisition: Business Combinations [Abstract] Assets acquired Business Combinations, Recognized Identifiable Business Combinations, Recognized Identifiable Liabilities assumed Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities Goodwill Goodwill from acquisition Goodwill from acquisition Right-of-use assets obtained in exchange for lease obligations: Right-Of-Use Assets Obtained In Exchange For Lease Obligations [Abstract] Right-Of-Use Assets Obtained In Exchange For Lease Obligations [Abstract] Operating leases Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Finance leases Right-of-Use Asset Obtained in Exchange for Finance Lease Liability Transfers between levels of fair value hierarchy Fair Value Measurement Transfers Between With Levels of Hierarchy for Assets and Liabilities Held Fair value measurement transfers between with levels of hierarchy for assets and liabilities held. Loans held-for-sale Schedule of Premises and Equipment Property, Plant and Equipment [Table Text Block] Broker-Dealer, Net Capital Requirement, SEC Regulation [Abstract] Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table] Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table] Legal Entity [Axis] Legal Entity [Axis] Entity [Domain] Entity [Domain] HomeStreet Bank [Member] HomeStreet Bank [Member] HomeStreet Bank [Member] HomeStreet Inc [Member] Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] Tier 1 leverage capital Tier One Leverage Capital Tier 1 leverage capital to average assets, ratio Tier One Leverage Capital to Average Assets Tier 1 leverage capital required for capital adequacy purposes Tier One Leverage Capital Required for Capital Adequacy Tier 1 leverage capital required for capital adequacy purposes, ratio Tier One Leverage Capital Required for Capital Adequacy to Average Assets Tier 1 leverage capital required to be categorized as well capitalized Tier One Leverage Capital Required to be Well Capitalized Tier 1 leverage capital required to be categorized as well capitalized, ratio Tier One Leverage Capital Required to be Well Capitalized to Average Assets Common equity risk-based capital Tier 1 Common Equity Capital Tier 1 Risk Based Common Equity Capital as defined in the regulations. Common equity risk-based capital to risk weighted assets, ratio Common Equity Risk Based Capital to Risk Weight Assets The amount of Common Equity Risk Based Capital required to be categorized as well capitalized divided by risk weight assets. Common equity risk-based capital required for capital adequacy Common equity risk-based capital required for capital adequacy Common equity risk-based capital required for capital adequacy purposes under the regulatory framework for prompt corrective action. Common equity risk-based capital required for capital adequacy, ratio Common Equity Risk Based Capital Required for Capital Adequacy to Risk Weight Assets Common Equity Risk Based Capital Required for Capital Adequacy to Risk Weight Assets Common equity capital required to be well capitalized Common equity risk-based capital required to be well capitalized The amount of Common Equity Risk Based Capital required to be categorized as well capitalized under the regulatory framework for prompt corrective action. Common equity risk-based capital required to be well capitalized, ratio Common equity risk-based capital required to be well capitalized percent Common equity risk-based capital required to be well capitalized percent Tier 1 risk-based capital Tier One Risk Based Capital Tier 1 risk-based capital to risk weighted assets, ratio Tier One Risk Based Capital to Risk Weighted Assets Tier 1 risk-based capital required for capital adequacy Tier One Risk Based Capital Required for Capital Adequacy Tier 1 risk-based capital required for capital adequacy, ratio Tier One Risk Based Capital Required for Capital Adequacy to Risk Weighted Assets Tier 1 risk-based capital required to be well capitalized Tier One Risk Based Capital Required to be Well Capitalized Tier 1 risk-based capital required to be well capitalized, ratio Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets Total risk-based capital Capital Capital to risk weighted assets, ratio Capital to Risk Weighted Assets Total capital required for capital adequacy Capital Required for Capital Adequacy Total capital required for capital adequacy, ratio Capital Required for Capital Adequacy to Risk Weighted Assets Total capital required to be well capitalized Capital Required to be Well Capitalized Total capital required to be well capitalized, ratio Capital Required to be Well Capitalized to Risk Weighted Assets Interest income Interest and Dividend Income, Operating Interest expense Interest Expense Net interest income Interest Income (Expense), Net Net interest income after provision for credit losses Interest Income (Expense), after Provision for Loan Loss Noninterest income Noninterest Income Noninterest expense Noninterest Expense Net income from continuing operations before income tax expense (benefit) Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income tax (benefit) expense Income from continuing operations Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest (Loss) income from discontinued operations before income taxes Income tax (benefit) expense from discontinued operations (Loss) income from discontinued operations Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest NET INCOME (LOSS) Income from continuing operations (in dollars per share) Income (Loss) from Continuing Operations, Per Basic Share (Loss) income from discontinued operations (in dollars per share) Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Basic Share Basic earnings per share (in dollars per share) Earnings Per Share, Basic Income from continuing operations (in dollars per share) Income (Loss) from Continuing Operations, Per Diluted Share (Loss) income from discontinued operations (in dollars per share) Discontinued Operation, Income (Loss) from Discontinued Operation, Net of Tax, Per Diluted Share Diluted income per share (in dollars per share) Earnings Per Share, Diluted ASSETS Disposal Group, Including Discontinued Operation, Assets [Abstract] Loans held-for-sale, at fair value Disposal Group, Including Discontinued Operation, Loans Held-For-Sale, Fair Value Disclosure Disposal Group, Including Discontin