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SBA servicing asset

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Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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Fair value of subordinated debt obligations including, but not limited to, subordinated loan, subordinated bond, subordinated debenture or junior debt.

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Fair value of financial and nonfinancial obligations.

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Fair value portion of loans held-for-sale including, but not limited to, mortgage loans and finance receivables.

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Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading) and investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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FAIR VALUE OF FINANCIAL INSTRUMENTS (Fair Value By Balance Sheet Location) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Assets:
Trading Securities, Fair Value	$ 26,981	$ 24,980
Securities—available-for-sale	3,638,993	2,322,593
Loans Held-for-sale, Fair Value	39,775	133,554
Fair Value, Recurring [Member]
Assets:
Securities—available-for-sale	3,638,993	2,322,593
Assets, Fair Value Disclosure	3,739,548	2,528,653
Liabilities:
Junior subordinated debentures at fair value	119,815	116,974
Financial and Nonfinancial Liabilities, Fair Value Disclosure	131,570	141,065
Fair Value, Recurring [Member] \| Interest Rate Swap [Member]
Assets:
Derivatives	20,826	39,066
Liabilities:
Derivatives	11,336	22,336
Fair Value, Recurring [Member] \| Interest Rate Swap [Member] \| Cash Flow Hedging
Liabilities:
Derivatives	279
Fair Value, Recurring [Member] \| Interest Rate Contract [Member]
Assets:
Derivatives	1,555	5,641
Liabilities:
Derivatives	140	1,755
Fair Value, Recurring [Member] \| TPS and TRUP CDOs [Member]
Assets:
Trading Securities, Fair Value	26,981	24,980
Fair Value, Recurring [Member] \| U.S. Government and agency obligations
Assets:
Securities—available-for-sale	201,332	141,735
Fair Value, Recurring [Member] \| Municipal bonds
Assets:
Securities—available-for-sale	308,612	303,518
Fair Value, Recurring [Member] \| Corporate bonds
Assets:
Securities—available-for-sale	117,347	221,769
Fair Value, Recurring [Member] \| Mortgage Backed Securities, Other [Member]
Assets:
Securities—available-for-sale	2,805,268	1,646,152
Fair Value, Recurring [Member] \| Asset-backed securities
Assets:
Securities—available-for-sale	206,434	9,419
Fair Value, Recurring [Member] \| Loans [Member]
Assets:
Loans Held-for-sale, Fair Value	39,775	133,554
Fair Value, Recurring [Member] \| SBA Servicing Asset
Assets:
SBA servicing asset	1,161
Fair Value, Recurring [Member] \| Investment in Limited Partnerships
Assets:
Investments in limited partnerships	10,257
Fair Value, Recurring [Member] \| Level 1 [Member]
Assets:
Securities—available-for-sale	0	0
Assets, Fair Value Disclosure	0	0
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 Swap [Member] \| Cash Flow Hedging
Liabilities:
Derivatives	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] \| TPS and TRUP CDOs [Member]
Assets:
Trading Securities, Fair Value	0	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] \| SBA Servicing Asset
Assets:
SBA servicing asset	0
Fair Value, Recurring [Member] \| Level 1 [Member] \| Investment in Limited Partnerships
Assets:
Investments in limited partnerships	0
Fair Value, Recurring [Member] \| Level 2 [Member]
Assets:
Securities—available-for-sale	3,638,993	2,322,593
Assets, Fair Value Disclosure	3,699,682	2,495,633
Liabilities:
Junior subordinated debentures at fair value	0	0
Financial and Nonfinancial Liabilities, Fair Value Disclosure	11,755	24,091
Fair Value, Recurring [Member] \| Level 2 [Member] \| Interest Rate Swap [Member]
Assets:
Derivatives	20,826	39,066
Liabilities:
Derivatives	11,336	22,336
Fair Value, Recurring [Member] \| Level 2 [Member] \| Interest Rate Swap [Member] \| Cash Flow Hedging
Liabilities:
Derivatives	279
Fair Value, Recurring [Member] \| Level 2 [Member] \| Interest Rate Contract [Member]
Assets:
Derivatives	88	420
Liabilities:
Derivatives	140	1,755
Fair Value, Recurring [Member] \| Level 2 [Member] \| TPS and TRUP CDOs [Member]
Assets:
Trading Securities, Fair Value	0	0
Fair Value, Recurring [Member] \| Level 2 [Member] \| U.S. Government and agency obligations
Assets:
Securities—available-for-sale	201,332	141,735
Fair Value, Recurring [Member] \| Level 2 [Member] \| Municipal bonds
Assets:
Securities—available-for-sale	308,612	303,518
Fair Value, Recurring [Member] \| Level 2 [Member] \| Corporate bonds
Assets:
Securities—available-for-sale	117,347	221,769
Fair Value, Recurring [Member] \| Level 2 [Member] \| Mortgage Backed Securities, Other [Member]
Assets:
Securities—available-for-sale	2,805,268	1,646,152
Fair Value, Recurring [Member] \| Level 2 [Member] \| Asset-backed securities
Assets:
Securities—available-for-sale	206,434	9,419
Fair Value, Recurring [Member] \| Level 2 [Member] \| Loans [Member]
Assets:
Loans Held-for-sale, Fair Value	39,775	133,554
Fair Value, Recurring [Member] \| Level 2 [Member] \| SBA Servicing Asset
Assets:
SBA servicing asset	0
Fair Value, Recurring [Member] \| Level 2 [Member] \| Investment in Limited Partnerships
Assets:
Investments in limited partnerships	0
Fair Value, Recurring [Member] \| Level 3 [Member]
Assets:
Securities—available-for-sale	0	0
Assets, Fair Value Disclosure	39,866	33,020
Liabilities:
Junior subordinated debentures at fair value	119,815	116,974
Financial and Nonfinancial Liabilities, Fair Value Disclosure	119,815	116,974
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 Swap [Member] \| Cash Flow Hedging
Liabilities:
Derivatives	0
Fair Value, Recurring [Member] \| Level 3 [Member] \| Interest Rate Contract [Member]
Assets:
Derivatives	1,467	5,221	$ 791
Liabilities:
Derivatives	0	0
Fair Value, Recurring [Member] \| Level 3 [Member] \| TPS and TRUP CDOs [Member]
Assets:
Trading Securities, Fair Value	26,981	24,980
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	0	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] \| SBA Servicing Asset
Assets:
SBA servicing asset	1,161
Fair Value, Recurring [Member] \| Level 3 [Member] \| Investment in Limited Partnerships
Assets:
Investments in limited partnerships	$ 10,257