Document and Entity Information Statement [Table] Statement [Line Items] Statement Statement [Line Items] Document Type Document Quarterly Report Document Transition Report Document Period End Date Entity File Number Entity Registrant Name Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Address, Address Line One Entity Address, City or Town Entity Address, State or Province Entity Address, Postal Zip Code City Area Code Local Phone Number Title of 12(b) Security Trading Symbol Security Exchange Name Entity Current Reporting Status Entity Interactive Data Current Entity Filer Category Entity Small Business Entity Emerging Growth Company Entity Shell Company Entity Common Stock, Shares Outstanding Current Fiscal Year End Date Document Fiscal Year Focus Document Fiscal Period Focus Entity Central Index Key Amendment Flag CONSOLIDATED BALANCE SHEETS Assets [Abstract] Assets Cash and Due from Banks Cash and due from banks Interest-bearing Deposits in Banks and Other Financial Institutions Interest-bearing deposits Cash, Cash Equivalents, and Federal Funds Sold Cash and cash equivalents Total cash and cash equivalents Available-for-sale Securities, Debt Securities Debt securities available for sale Fair Value Debt securities available for sale Held-to-maturity Securities Debt securities held to maturity (fair value 2019 $15,399; 2018 $603,360) Amortized Cost Amortized Cost Equity Securities, FV-NI Equity securities Equity securities consisting of common stock and money market mutual funds, fair value Disposal Group, Including Discontinued Operation, Loans Receivable, Net Loans held for sale, at fair value Loans and Leases Receivable, Net Amount Portfolio loans, net Portfolio loans, net Portfolio loans (net of allowance for loan losses 2019 $52,965; 2018 $50,648) Property, Plant and Equipment, Net Premises and equipment, net Operating Lease, Right-of-Use Asset Right of use asset Goodwill Goodwill Intangible Assets, Net (Excluding Goodwill) Other intangible assets, net Cash Surrender Value of Life Insurance Cash surrender value of bank owned life insurance Other Assets. Other assets Assets Total Assets Total assets Liabilities and Equity [Abstract] Liabilities and Stockholders' Equity Liabilities [Abstract] Liabilities Deposits [Abstract] Deposits: Noninterest-bearing Deposit Liabilities Noninterest-bearing Demand deposits, noninterest-bearing Interest-bearing Deposit Liabilities Interest-bearing Deposits. Total deposits Securities Sold under Agreements to Repurchase. Securities sold under agreements to repurchase Short-term Debt Short-term borrowings Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations, senior Notes, subordinated notes and junior subordinated. Long Term Debt Excluding Senior Notes, Subordinated Notes And Junior Subordinated Long-term debt Total long-term borrowings Senior Notes. Senior notes, net of unamortized issuance costs Subordinated Debt. Subordinated notes, net of unamortized issuance costs Junior Subordinated Debenture Owed to Unconsolidated Subsidiary Trust Junior subordinated debt owed to unconsolidated trusts Operating Lease, Liability Lease liability Other Liabilities. Other liabilities Liabilities Total liabilities Commitments and Contingencies Outstanding commitments and contingent liabilities (see Note 11) Stockholders' Equity Attributable to Parent [Abstract] Stockholders' Equity Common Stock, Value, Issued Common stock, $.001 par value, authorized 66,666,667 shares; 55,910,733 shares issued 2019 and 49,185,581 shares issued 2018 Additional Paid in Capital Additional paid-in capital Retained Earnings (Accumulated Deficit) Accumulated deficit Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated other comprehensive income (loss) Stockholders Equity before Treasury Stock and Unearned ESOP Shares Total stockholders' equity before treasury stock Treasury Stock, Value Treasury stock, at cost (2019 713,456 shares; 2018 310,745 shares) Stockholders' Equity Attributable to Parent Accumulated other comprehensive income (loss) ending balance period, net of tax Accumulated other comprehensive income (loss) beginning balance period, net of tax Total stockholders' equity Liabilities and Equity Total liabilities and stockholders' equity Common Stock, Shares, Outstanding Common shares outstanding at period end Held-to-maturity Securities, Fair Value Held to maturity, fair value Fair Value Securities held to maturity Loans and Leases Receivable, Allowance Allowance for loan losses Ending balance Beginning balance Portfolio Loans, allowance for loan losses (in dollars) Ending balance Common Stock, Par or Stated Value Per Share Common stock, par value (in dollars per share) Common Stock, Shares Authorized Common stock, shares authorized Common Stock, Shares, Issued Common stock, shares issued Treasury Stock, Shares Treasury Stock, Shares Number of shares held in treasury CONSOLIDATED STATEMENTS OF INCOME Interest and Dividend Income, Operating [Abstract] Interest income: Interest and Fee Income, Loans and Leases Interest and fees on loans Interest and Dividend Income, Securities, by Taxable Status [Abstract] Interest and dividends on investment securities: Interest Income, Securities, Operating, Taxable Taxable interest income Interest Income, Securities, Operating, Tax Exempt Non-taxable interest income Interest Income, Other Other interest income Interest and Dividend Income, Operating Total interest income Interest Expense [Abstract] Interest expense: Interest Expense, Deposits Deposits Interest Expense, Securities Sold under Agreements to Repurchase Federal funds purchased and securities sold under agreements to repurchase Interest Expense, Short-term Borrowings Excluding Federal Funds and Securities Sold under Agreements to Repurchase Short-term borrowings Interest Expense, Long-term Debt Long-term debt Interest expense incurred during the reporting period on senior notes includes amortization of expenses incurred in the issuance. Interest Expense Senior Notes Senior notes Interest Expense, Subordinated Notes and Debentures Subordinated notes Interest Expense, Junior Subordinated Debentures Junior subordinated debt owed to unconsolidated trusts Interest Expense Total interest expense Interest Income (Expense), Net Net interest income Net interest income Provision for Loan Losses Expensed Provision for loan losses Interest Income (Expense), after Provision for Loan Loss Net interest income after provision for loan losses Noninterest Income [Abstract] Non-interest income: Revenue from Contract with Customer, Including Assessed Tax Non-interest income Gain (Loss) on Sale of Mortgage Loans Mortgage revenue Debt and Equity Securities, Realized Gain (Loss) Net gains on sales of securities Equity Securities, FV-NI, Unrealized Gain (Loss) Unrealized gains (losses) recognized on equity securities Noninterest Income, Other Operating Income Other income Noninterest Income Non-interest income: Total non-interest income Noninterest Expense [Abstract] Non-interest expense: Labor and Related Expense Salaries, wages and employee benefits Occupancy, Net Net occupancy expense of premises Equipment Expense Furniture and equipment expenses Communications and Information Technology Data processing Amortization of Intangible Assets Amortization of intangible assets Other Noninterest Expense Other expense Noninterest Expense Non-interest expense: Total non-interest expense Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income before income taxes Income before income taxes Income Tax Expense (Benefit) Income taxes Net Income (Loss) Attributable to Parent Net income Net income Net income: Earnings Per Share, Basic Basic earnings per common share (in dollars per share) Earnings Per Share, Diluted Diluted earnings per common share (in dollars per share) Common Stock, Dividends, Per Share, Declared Dividends declared per share of common stock (in dollars per share) CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent [Abstract] Other comprehensive income (loss): Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, before Tax, [Abstract] Unrealized gains (losses) on debt securities available for sale: Other Comprehensive Income (Loss), Securities, Available-for-Sale, Unrealized Holding Gain (Loss) Arising During Period, after Tax Net unrealized holding gains (losses) on debt securities available for sale, net of taxes Unrealized holding gains (losses) on debt securities available for sale, Net of Tax Other Comprehensive Income (Loss), Transfers from Held-to-maturity to Available-for-Sale Securities, Net of Tax Net unrealized gains on debt securities transferred from held to maturity to available for sale, net of taxes Unrealized gains on debt securities transferred from held to maturity to available for sale, Net of Tax Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax Amounts reclassified from accumulated other comprehensive income, Net of Tax Tax Cuts and Jobs Act of 2017, Reclassification from AOCI to Retained Earnings, Tax Effect Tax Cuts and Jobs Act of 2017 reclassification Tax Cuts and Jobs Act of 2017 reclassification Other Comprehensive Income (Loss), before Tax, Portion Attributable to Parent Net change in unrealized gains (losses) on debt securities available for sale Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Parent [Abstract] Unrealized gains (losses) on cash flow hedges: Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax Net unrealized holding gains (losses) on cash flow hedges, net of taxes Unrealized holding gains (losses) on cash flow hedges, Net of Tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax Amounts reclassified from accumulated other comprehensive income, Net of Tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax Net change in unrealized gains (losses) on derivative instruments Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Net change in accumulated other comprehensive income (loss) Other comprehensive income (loss) Comprehensive Income (Loss), Net of Tax, Attributable to Parent Total comprehensive income (loss) Other Comprehensive Income (Loss), Securities, Available-for-Sale, Unrealized Holding Gain (Loss) Arising During Period, Tax Unrealized holding gains (losses) on debt securities available for sale, Tax Effect Other Comprehensive Income (Loss), Transfers from Held-to-maturity to Available-for-Sale Securities, Tax Unrealized gains on debt securities transferred from held to maturity to available for sale, Tax Effect Tax expense (benefit) on unrealized gains on debt securities transferred from held to maturity to available for sale Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax Amounts reclassified from accumulated other comprehensive income, Tax Effect Tax expense (benefit) on reclassification adjustment for realized (gains) losses on debt securities available for sale included in net income Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, Tax Unrealized holding gains (losses) on cash flow hedges, Tax Effect Tax expense (benefit) on unrealized holding gains (losses) on cash flow hedges Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, Tax Amounts reclassified from accumulated other comprehensive income, Tax Effect Tax expense (benefit) on reclassification adjustment for realized (gains) losses on cash flow hedges included in net income CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Stock [Member] Common Stock Additional Paid In Capital [Member] Additional Paid-in Capital Retained Earnings [Member] Accumulated (Deficit) Accumulated Other Comprehensive Income [Member] Accumulated Other Comprehensive Income (Loss) Treasury Stock [Member] Treasury Stock Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (decrease) in shareholders' equity Shares, Outstanding Ending Balance (in shares) Beginning Balance (in shares) Treasury Stock, Value, Acquired, Cost Method Repurchase of stock Treasury Stock, Shares, Acquired Repurchase of stock (in shares) Purchase of treasury stock Stock Issued During Period, Value, Acquisitions Stock issued in acquisition of Banc Ed, net of stock issuance costs Stock Issued During Period, Shares, Acquisitions Stock issued in acquisition of Banc Ed, net of stock issuance costs (in shares) Stock Issued During Period, Value, Employee Stock Purchase Plan Issuance of treasury stock for employee stock purchase plan Stock Issued During Period, Shares, Employee Stock Purchase Plans Issuance of treasury stock for employee stock purchase plan (in shares) This element represents the equity impact of the value of treasury stock issued during the period as a result of vesting of restricted stock units and related tax benefit. Stock Issued During Period, Value, Equity Instruments Other than Options Vested and Related Tax Benefit Net issuance of treasury stock for restricted/deferred stock unit vesting and related tax This element represents the number of shares of treasury stock issued during the period as a result of vesting of restricted stock units and related tax benefit. Stock Issued During Period Shares Equity Instruments Other than Options Vested and Related Tax Benefit Net issuance of treasury stock for restricted/deferred stock unit vesting and related tax (in shares) Stock Issued, Value, Stock Options Exercised, Net of Tax Benefit (Expense) Net issuance of treasury stock for stock options exercised, net of shares redeemed and related tax Number of treasury shares issued as a result of the exercise of stock options, after deduction of related income tax (expense) benefit. Stock Issued, Shares, Stock Options Exercised, Net of Tax Benefit (Expense) Net issuance of treasury stock for stock options exercised, net of shares redeemed and related tax (in shares) Dividends, Common Stock, Cash Cash dividends common stock This element represents the equity impact of stock dividend equivalents of restricted/deferred stock units declared by the entity during the period. Common Stock Dividends Restricted Stock Declared Stock dividend equivalents restricted stock units Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures Stock-based compensation Common Stock, Dividends, Per Share, Cash Paid Cash dividends, common stock (in dollars per share) This element represents the equity impact of stock dividend equivalents per share of restricted/deferred stock units declared by the entity during the period. Common Stock Dividends Per Restricted Stock Share Declared Stock dividends, restricted stock units (in dollars per share) CONSOLIDATED STATEMENTS OF CASH FLOWS Net Cash Provided by (Used in) Operating Activities [Abstract] Cash Flows from Operating Activities Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net income Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Provision for Loan and Lease Losses Provision for loan losses Provision for loan loss Amortization of Mortgage Servicing Rights (MSRs) Amortization of Mortgage Servicing Rights ("MSR") Depreciation and amortization of premises and equipment Accretion (Amortization) of Discounts and Premiums, Investments Net amortization (accretion) of premium (discount) on portfolio loans Represents amortization of security premiums and discounts. Accretion Amortization Of Security Premiums And Discounts Net amortization (accretion) of premium (discount) on investment securities Represents the accretion of premiums and discounts on time deposits and trust preferred securities. Accretion of Premiums and Discounts on Time Deposits and Trust Preferred Securities Net amortization (accretion) of premium (discount) on time deposits Amount of amortized discount on outstanding advances made and reported by Federal Home Loan Bank (FHLBank). Amortization of Discount on Federal Home Loan Bank, Advances Net amortization (accretion) of premium (discount) on Federal Home Loan Bank ("FHLB") advances and other borrowings Impairment of Real Estate Impairment of other real estate owned ("OREO") Asset Impairment Charges Impairment of fixed assets held for sale Mortgage Servicing Rights (MSR) Impairment (Recovery) Impairment of MSR The net gain (loss) resulting from a sale of loans held for sale. Gain Loss on Sales of Loans Held For Sale Net Change in fair value of loans held for sale, net Marketable Securities, Gain (Loss), Excluding Other than Temporary Impairments Change in fair value of equity securities, net Gain on Sale of Investments (Gain) loss on sales of securities, net Gain (Loss) on Sales of Loans, Net (Gain) loss on sale of loans, net Gains (Losses) on Sales of Other Real Estate (Gain) loss on sale of OREO Gain (Loss) on Disposition of Property Plant Equipment (Gain) loss on sale of premises and equipment Amount of gain (loss) recognized in settlement of life insurance. Gain Loss on Life Insurance Proceeds (Gain) loss life insurance proceeds Increase (Decrease) in Deferred Income Taxes Provision for deferred income taxes Share-based Compensation. Stock-based and non-cash compensation Increase (Decrease) in Deferred Compensation Decrease in deferred compensation Bank Owned Life Insurance Income Increase in cash surrender value of bank owned life insurance Payments for Origination of Mortgage Loans Held-for-sale Mortgage loans originated for sale Proceeds from Sale of Mortgage Loans Held-for-sale Proceeds from sales of mortgage loans Increase (Decrease) in Operating Capital [Abstract] Net change in operating assets and liabilities: Increase (Decrease) in Other Operating Assets (Increase) decrease in other assets