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FAIR VALUE OF FINANCIAL INSTRUMENTS (Assets and Liabilities Measured on a Recurring Basis) (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities—trading | $ 28,591 | $ 28,694
Debt Securities, Available-for-Sale | 2,653,860 | 2,789,031
Loans [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Loans Held-for-sale, Fair Value Disclosure | 48,439 | 51,779
Recurring [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 2,653,860 | 2,789,031
Total assets | 2,717,784 | 2,853,326
Junior subordinated debentures net of unamortized deferred issuance costs at fair value | 74,703 | 74,857
Total liabilities | 103,782 | 112,192
Recurring [Member] | Interest rate swaps [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative assets | 15,342 | 19,339
Derivative liabilities | 28,858 | 37,150
Recurring [Member] | Interest rate lock and forward sale commitments [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative assets | 534 | 142
Derivative liabilities | 136 | 118
Recurring [Member] | Loan Participations and Assignments |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative liabilities | 85 | 67
Recurring [Member] | Trust Preferred Securities Subject to Mandatory Redemption |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities—trading | 28,591 | 28,694
Recurring [Member] | U.S. Government and agency obligations [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 52,588 | 55,108
Recurring [Member] | Municipal bonds |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 173,721 | 261,209
Recurring [Member] | Corporate bonds |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 117,404 | 121,853
Recurring [Member] | Mortgage-backed securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 2,092,209 | 2,139,336
Recurring [Member] | Asset-backed securities |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 217,938 | 211,525
Recurring [Member] | Loans [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Loans Held-for-sale, Fair Value Disclosure | 5,485 | 2,305
Recurring [Member] | Equity Securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Equity securities | 624 | 553
Recurring [Member] | SBA Servicing Asset |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
SBA servicing asset | 954 | 835
Recurring [Member] | Investment in Limited Partnerships |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Investments in limited partnerships | 12,394 | 12,427
Recurring [Member] | Level 1 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 0 | 0
Total assets | 624 | 553
Junior subordinated debentures net of unamortized deferred issuance costs at fair value | 0 | 0
Total liabilities | 0 | 0
Recurring [Member] | Level 1 [Member] | Interest rate swaps [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative assets | 0 | 0
Derivative liabilities | 0 | 0
Recurring [Member] | Level 1 [Member] | Interest rate lock and forward sale commitments [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative assets | 0 | 0
Derivative liabilities | 0 | 0
Recurring [Member] | Level 1 [Member] | Loan Participations and Assignments |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative liabilities | 0 | 0
Recurring [Member] | Level 1 [Member] | Trust Preferred Securities Subject to Mandatory Redemption |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities—trading | 0 | 0
Recurring [Member] | Level 1 [Member] | U.S. Government and agency obligations [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 0 | 0
Recurring [Member] | Level 1 [Member] | Municipal bonds |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 0 | 0
Recurring [Member] | Level 1 [Member] | Corporate bonds |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 0 | 0
Recurring [Member] | Level 1 [Member] | Mortgage-backed securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 0 | 0
Recurring [Member] | Level 1 [Member] | Asset-backed securities |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 0 | 0
Recurring [Member] | Level 1 [Member] | Loans [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Loans Held-for-sale, Fair Value Disclosure | 0 | 0
Recurring [Member] | Level 1 [Member] | Equity Securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Equity securities | 624 | 553
Recurring [Member] | Level 1 [Member] | SBA Servicing Asset |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
SBA servicing asset | 0 | 0
Recurring [Member] | Level 1 [Member] | Investment in Limited Partnerships |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Investments in limited partnerships | 0 | 0
Recurring [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 2,653,860 | 2,789,031
Total assets | 2,674,736 | 2,810,736
Junior subordinated debentures net of unamortized deferred issuance costs at fair value | 0 | 0
Total liabilities | 29,074 | 37,293
Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Interest rate swaps [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative assets | 15,342 | 19,339
Derivative liabilities | 28,858 | 37,150
Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Interest rate lock and forward sale commitments [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative assets | 49 | 61
Derivative liabilities | 131 | 76
Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Loan Participations and Assignments |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative liabilities | 85 | 67
Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Trust Preferred Securities Subject to Mandatory Redemption |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities—trading | 0 | 0
Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | U.S. Government and agency obligations [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 52,588 | 55,108
Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Municipal bonds |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 173,721 | 261,209
Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Corporate bonds |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 117,404 | 121,853
Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Mortgage-backed securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 2,092,209 | 2,139,336
Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Asset-backed securities |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 217,938 | 211,525
Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Loans [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Loans Held-for-sale, Fair Value Disclosure | 5,485 | 2,305
Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Equity Securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Equity securities | 0 | 0
Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | SBA Servicing Asset |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
SBA servicing asset | 0 | 0
Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Investment in Limited Partnerships |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Investments in limited partnerships | 0 | 0
Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Residential Mortgage |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Loans Held-For-Sale, Fair Value Disclosure, Unpaid Principal Balance | 5,300 | 2,200
Recurring [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 0 | 0
Total assets | 42,424 | 42,037
Junior subordinated debentures net of unamortized deferred issuance costs at fair value | 74,703 | 74,857
Total liabilities | 74,708 | 74,899
Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Interest rate swaps [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative assets | 0 | 0
Derivative liabilities | 0 | 0
Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Interest rate lock and forward sale commitments [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative assets | 485 |
Derivative liabilities | 5 | 42
Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Loan Participations and Assignments |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative liabilities | 0 | 0
Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Trust Preferred Securities Subject to Mandatory Redemption |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Securities—trading | 28,591 | 28,694
Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | U.S. Government and agency obligations [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 0 | 0
Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Municipal bonds |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 0 | 0
Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Corporate bonds |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 0 | 0
Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Mortgage-backed securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 0 | 0
Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Asset-backed securities |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Debt Securities, Available-for-Sale | 0 | 0
Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Loans [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Loans Held-for-sale, Fair Value Disclosure | 0 | 0
Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Equity Securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Equity securities | 0 | 0
Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | SBA Servicing Asset |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
SBA servicing asset | 954 | 835
Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Investment in Limited Partnerships |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Investments in limited partnerships | $ 12,394 | $ 12,427

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