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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Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as current.

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Fair value of an asset representing net future revenue from contractually specified servicing fees, late charges, and other ancillary revenues, in excess of future costs related to servicing arrangements.

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Note 9 - Fair Value Measurements and Fair Values of Financial Instruments - Financial Assets Measured on a Recurring Basis (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Jun. 30, 2022	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Dec. 31, 2020
Investment securities available for sale, at fair value	$ 999,521		$ 1,075,366
Equity securities	6,627		9,173
SBA Servicing Assets	4,181	$ 4,318	4,705	$ 4,572	$ 4,641	$ 4,626
US Government Agencies Debt Securities [Member]
Investment securities available for sale, at fair value	18,395		24,928
Collateralized Mortgage Obligations [Member]
Investment securities available for sale, at fair value	321,015		371,549
Agency Mortgage-backed Securities [Member]
Investment securities available for sale, at fair value	416,022		441,483
US States and Political Subdivisions Debt Securities [Member]
Investment securities available for sale, at fair value	45,773		6,940
Corporate Debt Securities [Member]
Investment securities available for sale, at fair value	198,316		230,466
Fair Value, Recurring [Member]
Investment securities available for sale, at fair value	999,521		1,075,366
Equity securities	6,627		9,173
Mortgages Held-for-sale, Fair Value Disclosure	6,038		8,538
SBA Servicing Assets	4,181		4,705
Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 1 [Member]
Investment securities available for sale, at fair value
Equity securities	6,627		9,173
Mortgages Held-for-sale, Fair Value Disclosure	0		0
SBA Servicing Assets	0		0
Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 2 [Member]
Investment securities available for sale, at fair value	996,013		1,072,741
Equity securities	0		0
Mortgages Held-for-sale, Fair Value Disclosure	6,038		8,538
SBA Servicing Assets	0		0
Fair Value, Recurring [Member] \| Fair Value, Inputs, Level 3 [Member]
Investment securities available for sale, at fair value	3,508		2,625
Equity securities	0		0
Mortgages Held-for-sale, Fair Value Disclosure	0		0
SBA Servicing Assets	4,181		4,705
Fair Value, Recurring [Member] \| US Government Agencies Debt Securities [Member]
Investment securities available for sale, at fair value	18,395		24,928
Fair Value, Recurring [Member] \| US Government Agencies Debt Securities [Member] \| Fair Value, Inputs, Level 1 [Member]
Investment securities available for sale, at fair value	0		0
Fair Value, Recurring [Member] \| US Government Agencies Debt Securities [Member] \| Fair Value, Inputs, Level 2 [Member]
Investment securities available for sale, at fair value	18,395		24,928
Fair Value, Recurring [Member] \| US Government Agencies Debt Securities [Member] \| Fair Value, Inputs, Level 3 [Member]
Investment securities available for sale, at fair value	0		0
Fair Value, Recurring [Member] \| Collateralized Mortgage Obligations [Member]
Investment securities available for sale, at fair value	321,015		371,549
Fair Value, Recurring [Member] \| Collateralized Mortgage Obligations [Member] \| Fair Value, Inputs, Level 1 [Member]
Investment securities available for sale, at fair value	0		0
Fair Value, Recurring [Member] \| Collateralized Mortgage Obligations [Member] \| Fair Value, Inputs, Level 2 [Member]
Investment securities available for sale, at fair value	321,015		371,549
Fair Value, Recurring [Member] \| Collateralized Mortgage Obligations [Member] \| Fair Value, Inputs, Level 3 [Member]
Investment securities available for sale, at fair value	0		0
Fair Value, Recurring [Member] \| Agency Mortgage-backed Securities [Member]
Investment securities available for sale, at fair value	416,022		441,483
Fair Value, Recurring [Member] \| Agency Mortgage-backed Securities [Member] \| Fair Value, Inputs, Level 1 [Member]
Investment securities available for sale, at fair value	0		0
Fair Value, Recurring [Member] \| Agency Mortgage-backed Securities [Member] \| Fair Value, Inputs, Level 2 [Member]
Investment securities available for sale, at fair value	416,022		441,483
Fair Value, Recurring [Member] \| Agency Mortgage-backed Securities [Member] \| Fair Value, Inputs, Level 3 [Member]
Investment securities available for sale, at fair value	0		0
Fair Value, Recurring [Member] \| US States and Political Subdivisions Debt Securities [Member]
Investment securities available for sale, at fair value	45,773		6,940
Fair Value, Recurring [Member] \| US States and Political Subdivisions Debt Securities [Member] \| Fair Value, Inputs, Level 1 [Member]
Investment securities available for sale, at fair value	0		0
Fair Value, Recurring [Member] \| US States and Political Subdivisions Debt Securities [Member] \| Fair Value, Inputs, Level 2 [Member]
Investment securities available for sale, at fair value	45,773		6,940
Fair Value, Recurring [Member] \| US States and Political Subdivisions Debt Securities [Member] \| Fair Value, Inputs, Level 3 [Member]
Investment securities available for sale, at fair value	0		0
Fair Value, Recurring [Member] \| Corporate Debt Securities [Member]
Investment securities available for sale, at fair value	198,316		230,466
Fair Value, Recurring [Member] \| Corporate Debt Securities [Member] \| Fair Value, Inputs, Level 1 [Member]
Investment securities available for sale, at fair value	0		0
Fair Value, Recurring [Member] \| Corporate Debt Securities [Member] \| Fair Value, Inputs, Level 2 [Member]
Investment securities available for sale, at fair value	194,808		227,841
Fair Value, Recurring [Member] \| Corporate Debt Securities [Member] \| Fair Value, Inputs, Level 3 [Member]
Investment securities available for sale, at fair value	3,508		2,625
Fair Value, Recurring [Member] \| Interest Rate Lock Commitments [Member]
Derivative Asset	38		378
Derivative Liability	60		0
Fair Value, Recurring [Member] \| Interest Rate Lock Commitments [Member] \| Fair Value, Inputs, Level 1 [Member]
Derivative Asset	0		0
Derivative Liability	0		0
Fair Value, Recurring [Member] \| Interest Rate Lock Commitments [Member] \| Fair Value, Inputs, Level 2 [Member]
Derivative Asset	38		378
Derivative Liability	60		0
Fair Value, Recurring [Member] \| Interest Rate Lock Commitments [Member] \| Fair Value, Inputs, Level 3 [Member]
Derivative Asset	0		0
Derivative Liability	0		0
Fair Value, Recurring [Member] \| Best Efforts Forward Loan sales Commitments [Member]
Derivative Asset	114		5
Derivative Liability	6		96
Fair Value, Recurring [Member] \| Best Efforts Forward Loan sales Commitments [Member] \| Fair Value, Inputs, Level 1 [Member]
Derivative Asset	0		0
Derivative Liability	0		0
Fair Value, Recurring [Member] \| Best Efforts Forward Loan sales Commitments [Member] \| Fair Value, Inputs, Level 2 [Member]
Derivative Asset	114		5
Derivative Liability	6		96
Fair Value, Recurring [Member] \| Best Efforts Forward Loan sales Commitments [Member] \| Fair Value, Inputs, Level 3 [Member]
Derivative Asset	0		0
Derivative Liability	0		0
Fair Value, Recurring [Member] \| Mandatory Forward Loan Sales Commitments [Member]
Derivative Asset	94		5
Derivative Liability	5		44
Fair Value, Recurring [Member] \| Mandatory Forward Loan Sales Commitments [Member] \| Fair Value, Inputs, Level 1 [Member]
Derivative Asset	0		0
Derivative Liability	0		0
Fair Value, Recurring [Member] \| Mandatory Forward Loan Sales Commitments [Member] \| Fair Value, Inputs, Level 2 [Member]
Derivative Asset	94		5
Derivative Liability	5		44
Fair Value, Recurring [Member] \| Mandatory Forward Loan Sales Commitments [Member] \| Fair Value, Inputs, Level 3 [Member]
Derivative Asset	0		0
Derivative Liability	$ 0		$ 0