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Note 21 - Fair Value - Carrying Values and Estimated Fair Values of Financial Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Interest-bearing deposits at financial institutions	$ 143,442	$ 104,919
Securities held to maturity, fair value	800,583	680,279
Securities available for sale, at fair value	281,109	299,655
Derivatives	186,781	187,341
Subordinated notes	233,489	233,064
Derivatives	214,823	215,735
Fair Value, Inputs, Level 1 | Carrying Value
Cash and due from banks	91,732	97,123
Fair Value, Inputs, Level 1 | Estimated of Fair Value
Cash and due from banks	91,732	97,123
Fair Value, Inputs, Level 2 | Carrying Value
Federal funds sold	27,150	35,450
Securities held to maturity, fair value	835,797	683,504
Securities available for sale, at fair value	281,109	299,655
Loans/leases receivable, net	6,644,161	6,425,053
Short-term borrowings	1,800	1,500
FHLB advances	285,383	435,000
Subordinated notes	233,489	233,064
Junior subordinated debentures	48,860	48,731
Fair Value, Inputs, Level 2 | Carrying Value | Non-maturity Deposits
Deposits	5,835,362	5,504,323
Fair Value, Inputs, Level 2 | Carrying Value | Time Deposits
Deposits	1,225,825	1,009,682
Fair Value, Inputs, Level 2 | Carrying Value | Interest rate caps
Derivatives	186,781	187,341
Fair Value, Inputs, Level 2 | Carrying Value | Interest rate swaps
Derivatives	214,823	215,735
Fair Value, Inputs, Level 2 | Carrying Value | Interest-bearing Deposits
Interest-bearing deposits at financial institutions	143,442	104,919
Fair Value, Inputs, Level 2 | Estimated of Fair Value
Federal funds sold	27,150	35,450
Securities held to maturity, fair value	800,583	680,279
Securities available for sale, at fair value	281,109	299,655
Loans/leases receivable, net	6,325,156	6,125,433
Short-term borrowings	1,800	1,500
FHLB advances	285,196	437,178
Subordinated notes	238,873	240,235
Junior subordinated debentures	41,638	40,397
Fair Value, Inputs, Level 2 | Estimated of Fair Value | Non-maturity Deposits
Deposits	5,835,362	5,504,323
Fair Value, Inputs, Level 2 | Estimated of Fair Value | Time Deposits
Deposits	1,222,482	996,746
Fair Value, Inputs, Level 2 | Estimated of Fair Value | Interest rate caps
Derivatives	186,781	187,341
Fair Value, Inputs, Level 2 | Estimated of Fair Value | Interest rate swaps
Derivatives	214,823	215,735
Fair Value, Inputs, Level 2 | Estimated of Fair Value | Interest-bearing Deposits
Interest-bearing deposits at financial institutions	143,442	104,919
Fair Value, Inputs, Level 3 | Carrying Value
Trading	83,529	22,369
Loans/leases receivable, net	50,402	31,163
Fair Value, Inputs, Level 3 | Estimated of Fair Value
Trading	83,529	22,369
Loans/leases receivable, net	54,434	33,656
Fair Value, Measurements, Recurring
Derivatives	186,781	187,341
Fair Value, Measurements, Recurring | Interest rate swaps
Derivatives	214,823	215,735
Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 2
Derivatives	186,781	187,341
Fair Value, Measurements, Recurring | Fair Value, Inputs, Level 2 | Interest rate swaps
Derivatives	$ 214,823	$ 215,735

X

- Definition

Fair value portion of cash on hand (currency and coin), cash items in process of collection, noninterest bearing deposits due from other financial institutions (including corporate credit unions), and noninterest bearing balances with the Federal Reserve Banks, Federal Home Loan Banks and central banks.

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Amount excluding accrued interest, 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 portion of deposit liabilities held by the entity, including, but not limited to, foreign and domestic, interest and noninterest bearing, demand deposits, saving deposits, negotiable orders of withdrawal (NOW) and time deposits.

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