Note 13 - Equity Plans (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]

	For the years ended December 31,
(in thousands)	2023		2022		2021
RSU expense before taxes of the Plan	$	1,817	$	1,297	$	1,045
RSU expense after taxes		1,314		954		767

Share-Based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block]

	2023					2022					2021
	Number of Shares			Weighted Average Estimated Fair Value		Number of Shares			Weighted Average Estimated Fair Value		Number of Shares			Weighted Average Estimated Fair Value
Beginning balance		617,518		$	18.95		576,867		$	18.29		610,540		$	18.14
Granted		49,768			36.63		55,558			25.56		20,604			23.29
Converted into shares		(2,610	)		18.78		(5,841	)		18.16		(49,191	)		18.67
Forfeited		(2,573	)		19.65		(9,066	)		17.52		(5,086	)		17.55
Outstanding at December 31		662,103		$	20.28		617,518		$	18.95		576,867		$	18.29
Vested at December 31		454,939		$	19.71		423,941		$	19.24		370,771		$	18.78