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Note 9 - Commitments and Off-balance Sheet Risk (Tables)

9 Months Ended

Sep. 30, 2025

Notes Tables

Summary of Contractual Amounts of Financial Instruments With Off Balance Sheet Risk [Table Text Block]

		September 30,				December 31,
(Dollars in thousands)		2025				2024
Commercial unused lines of credit		$	1,551,843			$	1,488,782
Unused lines of credit secured by 1–4 family residential properties			98,313				84,298
Credit card unused lines of credit			196,191				172,273
Other consumer unused lines of credit			40,892				33,892
Commitments to make loans			307,459				295,566
Standby letters of credit			26,334				26,491
		$	2,221,032			$	2,101,302

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