Note 6 - Securities Sold Under Agreements to Repurchase (Tables)

9 Months Ended

Sep. 30, 2022

Notes Tables

Schedule of Repurchase Agreements [Table Text Block]

	Nine Months Ended September 30, 2022			Twelve Months Ended December 31, 2021
Outstanding balance at end of period	$	198,605,000		$	197,463,000
Average interest rate at end of period		0.14	%		0.11	%
Average daily balance during the period	$	198,639,000		$	158,855,000
Average interest rate during the period		0.10	%		0.11	%
Maximum daily balance during the period	$	232,959,000		$	209,093,000