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Borrowings (Long-Term Obligations) (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
2019 | $ 61,995 |
2020 | 13,332 |
2021 | 114,138 |
2022 | 125,500 |
2023 | 6,526 |
Thereafter | 267,147 |
Total long-term obligations | 588,638 | $ 319,867
Trust Preferred Securities | 128,500 | 118,500
Junior Subordinated Debt [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 132,500 | 122,200
Junior Subordinated Debt [Member] | Junior subordinated debenture at 3-month LIBOR plus 1.75% maturing June 30, 2036 |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | $ 88,145 | 88,145
Junior Subordinated Debt [Member] | Junior subordinated debenture at 3-month LIBOR plus 1.75% maturing June 30, 2036 | Libor 3 Month Rate [Member] |  |
Debt Instrument [Line Items] |  |
Basis spread on variable rate | 1.75% |
Description of variable rate basis | 3-month LIBOR |
Junior Subordinated Debt [Member] | Junior subordinated debenture at 3-month LIBOR plus 2.25% maturing June 15, 2034 |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | $ 19,588 | 19,588
Junior Subordinated Debt [Member] | Junior subordinated debenture at 3-month LIBOR plus 2.25% maturing June 15, 2034 | Libor 3 Month Rate [Member] |  |
Debt Instrument [Line Items] |  |
Basis spread on variable rate | 2.25% |
Description of variable rate basis | 3-month LIBOR |
Junior Subordinated Debt [Member] | Junior subordinated debenture at 3-month LIBOR plus 2.85% maturing April 7, 2034 |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | $ 10,310 | 10,310
Junior Subordinated Debt [Member] | Junior subordinated debenture at 3-month LIBOR plus 2.85% maturing April 7, 2034 | Libor 3 Month Rate [Member] |  |
Debt Instrument [Line Items] |  |
Basis spread on variable rate | 2.85% |
Description of variable rate basis | 3-month LIBOR |
Junior Subordinated Debt [Member] | Junior subordinated debenture at 3-month LIBOR plus 2.00% maturing July 7, 2036 |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | $ 0 | 4,124
Junior Subordinated Debt [Member] | Junior subordinated debenture at 3-month LIBOR plus 2.00% maturing July 7, 2036 | Libor 3 Month Rate [Member] |  |
Debt Instrument [Line Items] |  |
Basis spread on variable rate | 2.00% |
Description of variable rate basis | 3-month LIBOR |
Junior Subordinated Debt [Member] | Junior subordinated debentures at 3-month LIBOR plus 2.80% maturing March 30, 2034 |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | $ 14,433 | $ 0
Junior Subordinated Debt [Member] | Junior subordinated debentures at 3-month LIBOR plus 2.80% maturing March 30, 2034 | Libor 3 Month Rate [Member] |  |
Debt Instrument [Line Items] |  |
Basis spread on variable rate | 2.80% |
Description of variable rate basis | 3-month LIBOR |
Junior Subordinated Debt [Member] | Junior subordinated debentures at 7.00% maturing December 31, 2026 | Libor 3 Month Rate [Member] |  |
Debt Instrument [Line Items] |  |
Debt interest rate |  | 7.00%
Junior Subordinated Debt [Member] | Junior subordinated debentures at 6.50% maturing October 1, 2025 | Libor 3 Month Rate [Member] |  |
Debt Instrument [Line Items] |  |
Debt interest rate |  | 6.50%
Junior Subordinated Debt [Member] | Junior subordinated debentures at 7.13% maturing February 25, 2025 | Libor 3 Month Rate [Member] |  |
Debt Instrument [Line Items] |  |
Debt interest rate |  | 7.13%
Capital Lease Obligations [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | $ 8,230 | $ 13,160
Notes payable to FHLB of Atlanta | Notes payable to FHLBs of Atlanta and Chicago with rates ranging from 0.75% to 3.17% and maturing through March 2032 |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 317,191 | $ 165,205
Notes payable to FHLB of Atlanta | Notes payable to FHLBs of Atlanta and Chicago with rates ranging from 0.75% to 3.17% and maturing through March 2032 | Minimum |  |
Debt Instrument [Line Items] |  |
Debt interest rate |  | 0.75%
Notes payable to FHLB of Atlanta | Notes payable to FHLBs of Atlanta and Chicago with rates ranging from 0.75% to 3.17% and maturing through March 2032 | Maximum |  |
Debt Instrument [Line Items] |  |
Debt interest rate |  | 3.17%
Subordinated Debt [Member] | Junior subordinated debentures at 7.00% maturing December 31, 2026 |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 20,000 | $ 20,000
Subordinated Debt [Member] | Junior subordinated debentures at 6.50% maturing October 1, 2025 |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 7,500 | 0
Subordinated Debt [Member] | Junior subordinated debentures at 7.13% maturing February 25, 2025 |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 5,000 | 0
Unamortized Purchase Accounting Adjustments [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | (1,569) | (1,426)
Other Long Term Debt [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | 3,385 | 761
Unsecured Term Loan [Member] | Unsecured term loan at 1-month LIBOR plus 1.10% maturing September 5, 2022 |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | $ 96,425 | 0
Unsecured Term Loan [Member] | Unsecured term loan at 1-month LIBOR plus 1.10% maturing September 5, 2022 | Libor 1 Month Rate [Member] |  |
Debt Instrument [Line Items] |  |
Basis spread on variable rate | 1.10% |
Biscayne Bancshares And HomeBancorp [Member] | Subordinated Debt [Member] |  |
Long-term Debt, Fiscal Year Maturity [Abstract] |  |
Total long-term obligations | $ 32,500 | $ 20,000

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