Note 22 - Fair Value of Assets and Liabilities (Tables)

6 Months Ended

Jun. 30, 2025

Notes Tables

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

	June 30, 2025
(dollars in thousands)	Level 1		Level 2		Level 3		Total
Trading	$	1,686	$	—	$	—	$	1,686
Available-for-sale
U.S. treasury and government agencies		—	637			—	637
Mortgage backed securities
Residential agency		—	488,939			—	488,939
Commercial		—	1,280			—	1,280
Asset backed securities		—	17			—	17
Corporate bonds		—	50,279			—	50,279
Total available-for-sale investment securities	$	—	$	541,152	$	—	$	541,152
Servicing rights	$	—	$	—	$	7,184	$	7,184
Other assets
Derivatives	$	—	$	11,348	$	—	$	11,348
Other liabilities
Derivatives	$	—	$	11,225	$	—	$	11,225

	December 31, 2024
(dollars in thousands)	Level 1		Level 2		Level 3		Total
Trading	$	3,309	$	—	$	—	$	3,309
Available-for-sale
U.S. treasury and government agencies		—		30,707		—		30,707
Mortgage backed securities
Residential agency		—		503,706		—		503,706
Commercial		—		1,251		—		1,251
Asset backed securities		—		19		—		19
Corporate bonds		—		52,370		—		52,370
Total available-for-sale investment securities	$	—	$	588,053	$	—	$	588,053
Servicing rights	$	—	$	—	$	7,918	$	7,918
Other assets
Derivatives	$	—	$	9,105	$	—	$	9,105
Other liabilities
Derivatives	$	—	$	8,600	$	—	$	8,600

Fair Value Measurements, Nonrecurring [Table Text Block]

	June 30, 2025
(dollars in thousands)	Level 1		Level 2		Level 3		Total
Non-mortgage loans held for sale	$	—	$	—	$	50,160	$	50,160
Collateral dependent loans		—		—		29,722		29,722
Foreclosed assets		—		—		751		751

	December 31, 2024
(dollars in thousands)	Level 1		Level 2		Level 3		Total
Collateral dependent loans	$	—	$	—	$	34,088	$	34,088

Fair Value, Assets and Liabilities Measured on Nonrecurring Basis, Valuation Techniques [Table Text Block]

			June 30, 2025
(dollars in thousands)								Weighted
Asset Type	Valuation Technique	Unobservable Input	Fair Value		Range			Average
Non-mortgage loans HFS	Quoted market prices of similar loans	Estimated cost to sell	$	50,160		N/A			N/A
Individually evaluated	Appraisal value	Property specific adjustment		29,722		10 - 35	%		34.9	%
Foreclosed assets	Appraisal value	Property specific adjustment		751		10.0	%		10.0	%
Servicing rights	Discounted cash flows	Prepayment speed assumptions		7,184		115 - 602			202
		Discount rate				10.5	%		10.5	%

			December 31, 2024
(dollars in thousands)								Weighted
Asset Type	Valuation Technique	Unobservable Input	Fair Value		Range			Average
Individually evaluated	Appraisal value	Property specific adjustment	$	34,088		10 - 35	%		28.9	%
Servicing rights	Discounted cash flows	Prepayment speed assumptions		7,918		103 - 495			165
		Discount rate				10.5	%		10.5	%

Fair Value, by Balance Sheet Grouping [Table Text Block]

	June 30, 2025
	Carrying		Estimated Fair Value
(dollars in thousands)	Amount		Level 1		Level 2		Level 3		Total
Financial Assets
Cash and cash equivalents	$	80,904	$	80,904	$	—	$	—	$	80,904
Investment securities held-to-maturity		263,706		—		231,504		—		231,504
Non-mortgage loans held for sale		50,160						50,160		50,160
Loans, net		3,985,379		—		—		3,985,379		3,985,379
Accrued interest receivable		20,884		20,884		—		—		20,884
Bank-owned life insurance		38,613		—		38,613		—		38,613
Servicing rights		7,184		—		—		7,184		7,184
Financial Liabilities
Noninterest-bearing deposits	$	790,300	$	—	$	790,300	$	—	$	790,300
Interest-bearing deposits		2,748,699		—		2,748,699		—		2,748,699
Time deposits		798,469		—		663,919		—		663,919
Short-term borrowings		314,600		314,600		—		—		314,600
Long-term debt		59,126		—		59,379		—		59,379
Accrued interest payable		8,191		8,191		—		—		8,191

	December 31, 2024
	Carrying		Estimated Fair Value
(dollars in thousands)	Amount		Level 1		Level 2		Level 3		Total
Financial Assets
Cash and cash equivalents	$	61,239	$	61,239	$	—	$	—	$	61,239
Investment securities held-to-maturity		275,585		—		236,986		—		236,986
Loans, net		3,932,605		—		—		3,872,186		3,872,186
Accrued interest receivable		20,075		20,075		—		—		20,075
Bank-owned life insurance		36,033		—		36,033		—		36,033
Servicing rights		7,918		—		—		7,918		7,918
Financial Liabilities
Noninterest-bearing deposits	$	903,466	$	—	$	903,466	$	—	$	903,466
Interest-bearing deposits		2,767,979		—		2,767,979		—		2,767,979
Time deposits		706,965		—		696,976		—		696,976
Short-term borrowings		238,960		238,960		—		—		238,960
Long-term debt		59,069		—		59,078		—		59,078
Accrued interest payable		11,343		11,343		—		—		11,343