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

3 Months Ended

Mar. 31, 2021

Notes Tables

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

	March 31,		December 31,
	2021		2020
Commercial unused lines of credit	$	1,052,778,000	$	1,019,496,000
Unused lines of credit secured by 1 – 4 family residential properties		59,986,000		59,396,000
Credit card unused lines of credit		76,556,000		72,495,000
Other consumer unused lines of credit		35,207,000		30,707,000
Commitments to make loans		176,548,000		227,558,000
Standby letters of credit		25,933,000		20,543,000
	$	1,427,008,000	$	1,430,195,000