Note 8 - Commitments and Off-balance Sheet Risk (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

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

	March 31,		December 31,
	2022		2021
Commercial unused lines of credit	$	1,115,888,000	$	1,098,951,000
Unused lines of credit secured by 1–4 family residential properties		65,112,000		64,313,000
Credit card unused lines of credit		95,813,000		92,146,000
Other consumer unused lines of credit		72,544,000		64,876,000
Commitments to make loans		158,102,000		212,476,000
Standby letters of credit		32,954,000		33,109,000
	$	1,540,413,000	$	1,565,871,000