Note 3 - Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2024

Notes Tables

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

	Balance at		Fair Value Measurements Using:
Dollars in thousands	March 31, 2024		Level 1		Level 2		Level 3
Debt securities available for sale
U.S. Government sponsored agencies and corporations	$	21,503	$	—	$	21,503	$	—
Residential mortgage-backed securities:
Government sponsored agencies		123,119		—		123,119		—
Nongovernment sponsored entities		73,856		—		69,389		4,467
State and political subdivisions		95,992		—		95,992		—
Corporate debt securities		36,589		—		36,589		—
Asset-backed securities		41,350		—		41,350		—
Tax-exempt state and political subdivisions		97,862		—		97,862		—
Total debt securities available for sale	$	490,271	$	—	$	485,804	$	4,467
Equity investments	$	11,571	$	7,107	$	4,464	$	—
Derivative financial assets
Interest rate caps	$	25,321	$	—	$	25,321	$	—
Interest rate swaps		11,482		—		11,482		—

	Balance at		Fair Value Measurements Using:
Dollars in thousands	December 31, 2023		Level 1		Level 2		Level 3
Debt securities available for sale
U.S. Government sponsored agencies and corporations	$	22,825	$	—	$	22,825	$	—
Residential mortgage-backed securities:
Government sponsored agencies		129,567		—		129,567		—
Nongovernment sponsored entities		73,869		—		69,262		4,607
State and political subdivisions		94,929		—		94,929		—
Corporate debt securities		37,907		—		37,907		—
Asset-backed securities		44,205		—		44,205		—
Tax-exempt state and political subdivisions		99,460		—		99,460		—
Total debt securities available for sale	$	502,762	$	—	$	498,155	$	4,607
Equity investments	$	10,958	$	6,557	$	4,401	$	—
Derivative financial assets
Interest rate caps	$	24,314	$	—	$	24,314	$	—
Interest rate swaps		8,831		—		8,831		—

Fair Value Measurements, Nonrecurring [Table Text Block]

	Balance at		Fair Value Measurements Using:
Dollars in thousands	March 31, 2024		Level 1		Level 2		Level 3
Collateral-dependent loans with an ACLL
Commercial	$	3,299	$	—	$	3,299	$	—
Commercial real estate		16,653		—		16,653		—
Construction and development		248		—		248		—
Residential real estate		352		—		352		—
Total collateral-dependent loans with an ACLL	$	20,552	$	—	$	20,552	$	—
Property held for sale
Commercial real estate	$	—	$	—	$	—	$	—
Construction and development		3,176		—		3,176		—
Total property held for sale	$	3,176	$	—	$	3,176	$	—

	Balance at		Fair Value Measurements Using:
Dollars in thousands	December 31, 2023		Level 1		Level 2		Level 3
Collateral-dependent loans with an ACLL
Commercial real estate	$	13,488	$	—	$	13,488	$	—
Construction and development		248		—		248		—
Residential real estate		637		—		637		—
Total collateral-dependent loans with an ACLL	$	14,373	$	—	$	14,373	$	—
Property held for sale
Commercial real estate	$	297	$	—	$	297	$	—
Construction and development		3,176		—		3,176		—
Total property held for sale	$	3,473	$	—	$	3,473	$	—

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

	March 31, 2024				Fair Value Measurements Using:
			Estimated
	Carrying		Fair
Dollars in thousands	Value		Value		Level 1		Level 2		Level 3
Financial assets
Cash and cash equivalents	$	55,656	$	55,656	$	23,706	$	31,950	$	—
Debt securities available for sale		490,271		490,271		—		485,804		4,467
Debt securities held to maturity		93,737		87,029		—		87,029		—
Equity investments		11,571		11,571		7,107		4,464		—
Other investments		21,842		21,842		—		21,842		—
Loans, net		3,647,810		3,483,889		—		20,552		3,463,337
Accrued interest receivable		20,238		20,238		—		20,238		—
Cash surrender value of life insurance policies and annuities		86,230		86,230		—		86,230		—
Derivative financial assets		36,803		36,803		—		36,803		—
	$	4,464,158	$	4,293,529	$	30,813	$	794,912	$	3,467,804
Financial liabilities
Deposits	$	3,748,415	$	3,740,170	$	—	$	3,740,170	$	—
Short-term borrowings		262,359		262,359		—		262,359		—
Long-term borrowings		630		632		—		632		—
Subordinated debentures		103,904		91,605		—		91,605		—
Subordinated debentures owed to unconsolidated subsidiary trusts		19,589		19,589		—		19,589		—
Accrued interest payable		4,646		4,646		—		4,646		—
	$	4,139,543	$	4,119,001	$	—	$	4,119,001	$	—

	December 31, 2023				Fair Value Measurements Using:
			Estimated
	Carrying		Fair
Dollars in thousands	Value		Value		Level 1		Level 2		Level 3
Financial assets
Cash and cash equivalents	$	52,232	$	52,232	$	21,834	$	30,398	$	—
Debt securities available for sale		502,762		502,762		—		498,155		4,607
Debt securities held to maturity		94,227		88,319		—		88,319		—
Equity investments		10,958		10,958		6,557		4,401		—
Other investments		21,130		21,130		—		21,130		—
Loans, net		3,633,522		3,467,324		—		14,373		3,452,951
Accrued interest receivable		20,004		20,004		—		20,004		—
Cash surrender value of life insurance policies and annuities		85,679		85,679		—		85,679		—
Derivative financial assets		33,145		33,145		—		33,145		—
	$	4,453,659	$	4,281,553	$	28,391	$	795,604	$	3,457,558
Financial liabilities
Deposits	$	3,715,148	$	3,706,250	$	—	$	3,706,250	$	—
Short-term borrowings		302,957		302,957		—		302,957		—
Long-term borrowings		637		642		—		642		—
Subordinated debentures		103,782		90,902		—		90,902		—
Subordinated debentures owed to unconsolidated subsidiary trusts		19,589		19,589		—		19,589		—
Accrued interest payable		3,980		3,980		—		3,980		—
	$	4,146,093	$	4,124,320	$	—	$	4,124,320	$	—