Note 13 - Equity Plans (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

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

	For the years ended December 31,
(in thousands)	2022		2021		2020
RSU expense before taxes of the Plan	$	1,297	$	1,045	$	1,265
RSU expense after taxes		954		767		1,024

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

	2022					2021					2020
	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		576,867		$	18.29		610,540		$	18.14		636,086		$	19.25
Granted		55,558			25.56		20,604			23.29		70,588			11.92
Converted into shares		(5,841	)		18.16		(49,191	)		18.67		(94,161	)		20.27
Forfeited		(9,066	)		17.52		(5,086	)		17.55		(1,973	)		18.14
Outstanding at December 31		617,518		$	18.95		576,867		$	18.29		610,540		$	18.14
Vested at December 31		423,941		$	19.24		370,771		$	18.78		375,692		$	18.88