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FAIR VALUE OF FINANCIAL INSTRUMENTS (Fair Value By Balance Sheet Location) (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Assets: |  |
Trading Securities, Fair Value | $ 0 | $ 28,694
Securities—available-for-sale | 2,373,783 | 2,789,031
Loans Held-for-sale, Fair Value | 9,105 | 51,779
Fair Value, Recurring [Member] |  |
Assets: |  |
Securities—available-for-sale | 2,373,783 | 2,789,031
Assets, Fair Value Disclosure | 2,412,956 | 2,853,326
Liabilities: |  |
Junior subordinated debentures at fair value | 66,413 | 74,857
Financial and Nonfinancial Liabilities, Fair Value Disclosure | 96,449 | 112,192
Fair Value, Recurring [Member] | Interest Rate Swap [Member] |  |
Assets: |  |
Derivatives | 15,129 | 19,339
Liabilities: |  |
Derivatives | 29,809 | 37,150
Fair Value, Recurring [Member] | Interest Rate Contract [Member] |  |
Assets: |  |
Derivatives | 275 | 142
Liabilities: |  |
Derivatives | 185 | 118
Fair Value, Recurring [Member] | Loan Participations and Assignments |  |
Liabilities: |  |
Derivatives | 42 | 67
Fair Value, Recurring [Member] | TPS and TRUP CDOs [Member] |  |
Assets: |  |
Trading Securities, Fair Value |  | 28,694
Fair Value, Recurring [Member] | U.S. Government and agency obligations |  |
Assets: |  |
Securities—available-for-sale | 34,189 | 55,108
Fair Value, Recurring [Member] | Municipal bonds |  |
Assets: |  |
Securities—available-for-sale | 132,905 | 261,209
Fair Value, Recurring [Member] | Corporate bonds |  |
Assets: |  |
Securities—available-for-sale | 119,123 | 121,853
Fair Value, Recurring [Member] | Mortgage Backed Securities, Other [Member] |  |
Assets: |  |
Securities—available-for-sale | 1,866,714 | 2,139,336
Fair Value, Recurring [Member] | Asset-backed securities |  |
Assets: |  |
Securities—available-for-sale | 220,852 | 211,525
Fair Value, Recurring [Member] | Loans [Member] |  |
Assets: |  |
Loans Held-for-sale, Fair Value | 9,105 | 2,305
Fair Value, Recurring [Member] | Securities (Assets) [Member] |  |
Assets: |  |
Equity Securities, FV-NI | 449 |
Fair Value, Recurring [Member] | SBA Servicing Asset |  |
Assets: |  |
SBA servicing asset | 740 | 835
Fair Value, Recurring [Member] | Investment in Limited Partnerships |  |
Assets: |  |
Investments in limited partnerships | 13,475 | 12,427
Fair Value, Recurring [Member] | Equity Securities |  |
Assets: |  |
Equity Securities, FV-NI |  | 553
Fair Value, Recurring [Member] | Level 1 [Member] |  |
Assets: |  |
Securities—available-for-sale | 0 | 0
Assets, Fair Value Disclosure | 449 | 553
Liabilities: |  |
Junior subordinated debentures at fair value | 0 | 0
Financial and Nonfinancial Liabilities, Fair Value Disclosure | 0 | 0
Fair Value, Recurring [Member] | Level 1 [Member] | Interest Rate Swap [Member] |  |
Assets: |  |
Derivatives | 0 | 0
Liabilities: |  |
Derivatives | 0 | 0
Fair Value, Recurring [Member] | Level 1 [Member] | Interest Rate Contract [Member] |  |
Assets: |  |
Derivatives | 0 | 0
Liabilities: |  |
Derivatives | 0 | 0
Fair Value, Recurring [Member] | Level 1 [Member] | Loan Participations and Assignments |  |
Liabilities: |  |
Derivatives | 0 | 0
Fair Value, Recurring [Member] | Level 1 [Member] | TPS and TRUP CDOs [Member] |  |
Assets: |  |
Trading Securities, Fair Value |  | 0
Fair Value, Recurring [Member] | Level 1 [Member] | U.S. Government and agency obligations |  |
Assets: |  |
Securities—available-for-sale | 0 | 0
Fair Value, Recurring [Member] | Level 1 [Member] | Municipal bonds |  |
Assets: |  |
Securities—available-for-sale | 0 | 0
Fair Value, Recurring [Member] | Level 1 [Member] | Corporate bonds |  |
Assets: |  |
Securities—available-for-sale | 0 | 0
Fair Value, Recurring [Member] | Level 1 [Member] | Mortgage Backed Securities, Other [Member] |  |
Assets: |  |
Securities—available-for-sale | 0 | 0
Fair Value, Recurring [Member] | Level 1 [Member] | Asset-backed securities |  |
Assets: |  |
Securities—available-for-sale | 0 | 0
Fair Value, Recurring [Member] | Level 1 [Member] | Loans [Member] |  |
Assets: |  |
Loans Held-for-sale, Fair Value | 0 | 0
Fair Value, Recurring [Member] | Level 1 [Member] | Securities (Assets) [Member] |  |
Assets: |  |
Equity Securities, FV-NI | 449 |
Fair Value, Recurring [Member] | Level 1 [Member] | SBA Servicing Asset |  |
Assets: |  |
SBA servicing asset | 0 | 0
Fair Value, Recurring [Member] | Level 1 [Member] | Investment in Limited Partnerships |  |
Assets: |  |
Investments in limited partnerships | 0 | 0
Fair Value, Recurring [Member] | Level 1 [Member] | Equity Securities |  |
Assets: |  |
Equity Securities, FV-NI |  | 553
Fair Value, Recurring [Member] | Level 2 [Member] |  |
Assets: |  |
Securities—available-for-sale | 2,348,479 | 2,789,031
Assets, Fair Value Disclosure | 2,372,713 | 2,810,736
Liabilities: |  |
Junior subordinated debentures at fair value | 0 | 0
Financial and Nonfinancial Liabilities, Fair Value Disclosure | 30,012 | 37,293
Fair Value, Recurring [Member] | Level 2 [Member] | Interest Rate Swap [Member] |  |
Assets: |  |
Derivatives | 15,129 | 19,339
Liabilities: |  |
Derivatives | 29,809 | 37,150
Fair Value, Recurring [Member] | Level 2 [Member] | Interest Rate Contract [Member] |  |
Assets: |  |
Derivatives | 0 | 61
Liabilities: |  |
Derivatives | 161 | 76
Fair Value, Recurring [Member] | Level 2 [Member] | Loan Participations and Assignments |  |
Liabilities: |  |
Derivatives | 42 | 67
Fair Value, Recurring [Member] | Level 2 [Member] | TPS and TRUP CDOs [Member] |  |
Assets: |  |
Trading Securities, Fair Value |  | 0
Fair Value, Recurring [Member] | Level 2 [Member] | U.S. Government and agency obligations |  |
Assets: |  |
Securities—available-for-sale | 34,189 | 55,108
Fair Value, Recurring [Member] | Level 2 [Member] | Municipal bonds |  |
Assets: |  |
Securities—available-for-sale | 132,905 | 261,209
Fair Value, Recurring [Member] | Level 2 [Member] | Corporate bonds |  |
Assets: |  |
Securities—available-for-sale | 93,819 | 121,853
Fair Value, Recurring [Member] | Level 2 [Member] | Mortgage Backed Securities, Other [Member] |  |
Assets: |  |
Securities—available-for-sale | 1,866,714 | 2,139,336
Fair Value, Recurring [Member] | Level 2 [Member] | Asset-backed securities |  |
Assets: |  |
Securities—available-for-sale | 220,852 | 211,525
Fair Value, Recurring [Member] | Level 2 [Member] | Loans [Member] |  |
Assets: |  |
Loans Held-for-sale, Fair Value | 9,105 | 2,305
Fair Value, Recurring [Member] | Level 2 [Member] | Securities (Assets) [Member] |  |
Assets: |  |
Equity Securities, FV-NI | 0 |
Fair Value, Recurring [Member] | Level 2 [Member] | SBA Servicing Asset |  |
Assets: |  |
SBA servicing asset | 0 | 0
Fair Value, Recurring [Member] | Level 2 [Member] | Investment in Limited Partnerships |  |
Assets: |  |
Investments in limited partnerships | 0 | 0
Fair Value, Recurring [Member] | Level 2 [Member] | Residential Mortgage |  |
Liabilities: |  |
Loans held-for-sale, fair value disclosure, unpaid principal balance | 8,800 | 2,200
Fair Value, Recurring [Member] | Level 2 [Member] | Equity Securities |  |
Assets: |  |
Equity Securities, FV-NI |  | 0
Fair Value, Recurring [Member] | Level 3 [Member] |  |
Assets: |  |
Securities—available-for-sale | 25,304 | 0
Assets, Fair Value Disclosure | 39,794 | 42,037
Liabilities: |  |
Junior subordinated debentures at fair value | 66,413 | 74,857
Financial and Nonfinancial Liabilities, Fair Value Disclosure | 66,437 | 74,899
Fair Value, Recurring [Member] | Level 3 [Member] | Interest Rate Swap [Member] |  |
Assets: |  |
Derivatives | 0 | 0
Liabilities: |  |
Derivatives | 0 | 0
Fair Value, Recurring [Member] | Level 3 [Member] | Interest Rate Contract [Member] |  |
Assets: |  |
Derivatives | 275 | 81
Liabilities: |  |
Derivatives | 24 | 42
Fair Value, Recurring [Member] | Level 3 [Member] | Loan Participations and Assignments |  |
Liabilities: |  |
Derivatives | 0 | 0
Fair Value, Recurring [Member] | Level 3 [Member] | TPS and TRUP CDOs [Member] |  |
Assets: |  |
Trading Securities, Fair Value |  | 28,694
Fair Value, Recurring [Member] | Level 3 [Member] | U.S. Government and agency obligations |  |
Assets: |  |
Securities—available-for-sale | 0 | 0
Fair Value, Recurring [Member] | Level 3 [Member] | Municipal bonds |  |
Assets: |  |
Securities—available-for-sale | 0 | 0
Fair Value, Recurring [Member] | Level 3 [Member] | Corporate bonds |  |
Assets: |  |
Securities—available-for-sale | 25,304 | 0
Fair Value, Recurring [Member] | Level 3 [Member] | Mortgage Backed Securities, Other [Member] |  |
Assets: |  |
Securities—available-for-sale | 0 | 0
Fair Value, Recurring [Member] | Level 3 [Member] | Asset-backed securities |  |
Assets: |  |
Securities—available-for-sale | 0 | 0
Fair Value, Recurring [Member] | Level 3 [Member] | Loans [Member] |  |
Assets: |  |
Loans Held-for-sale, Fair Value | 0 | 0
Fair Value, Recurring [Member] | Level 3 [Member] | Securities (Assets) [Member] |  |
Assets: |  |
Equity Securities, FV-NI | 0 |
Fair Value, Recurring [Member] | Level 3 [Member] | SBA Servicing Asset |  |
Assets: |  |
SBA servicing asset | 740 | 835
Fair Value, Recurring [Member] | Level 3 [Member] | Investment in Limited Partnerships |  |
Assets: |  |
Investments in limited partnerships | $ 13,475 | 12,427
Fair Value, Recurring [Member] | Level 3 [Member] | Equity Securities |  |
Assets: |  |
Equity Securities, FV-NI |  | $ 0

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