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

9 Months Ended

Sep. 30, 2023

Notes Tables

Schedule of Repurchase Agreements [Table Text Block]

	Nine Months Ended			Twelve Months Ended
	September 30, 2023			December 31, 2022
Outstanding balance at end of period	$	164,082,000		$	194,340,000
Average interest rate at end of period		0.74	%		0.75	%
Average daily balance during the period	$	211,680,000		$	200,499,000
Average interest rate during the period		1.22	%		0.15	%
Maximum daily balance during the period	$	269,324,000		$	235,577,000