Note 7 - Employee and Director Benefits (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

Share-Based Payment Arrangement, Option, Activity [Table Text Block]

						Weighted
				Weighted		Average
				Average		Remaining
				Exercise		Contractual		Aggregate
	Shares			Price		Term (years)		Intrinsic Value
								(In Thousands)
Three Months Ended March 31, 2022:
Outstanding January 1, 2022		353,250		$	19.28		3.8	$	23,525
Exercised		(36,500	)		18.65		3.1		2,677
Outstanding March 31, 2022		316,750			19.35		3.7	$	24,446
Exercisable March 31, 2022		255,000		$	14.79		2.8	$	20,056
Three Months Ended March 31, 2021:
Outstanding January 1, 2021		641,450		$	18.15		4.6	$	16,985
Exercised		(187,500	)		9.92		3.3		9,639
Forfeited		(6,000	)		5.82		0.8		79
Outstanding March 31, 2021		447,950			19.64		4.6	$	14,859
Exercisable March 31, 2021		329,700		$	13.57		3.7	$	15,962

Share-Based Payment Arrangement, Outstanding Award, Activity, Excluding Option [Table Text Block]

	Restricted Stock					Performance Shares
	Shares			Weighted Average Grant Date Fair Value		Shares		Weighted Average Grant Date Fair Value
Three Months Ended March 31, 2022:
Non-vested at January 1, 2022		127,602		$	42.27		12,437	$	37.05
Granted		27,851			84.67		6,557		74.52
Vested		(9,612	)		42.23		-		-
Forfeited		(877	)		40.72		-		-
Non-vested at March 31, 2022		144,964			50.43		18,994		49.99
Three Months Ended March 31, 2021:
Non-vested at January 1, 2021		84,307		$	34.92		-	$	-
Granted		48,217			42.07		12,437		37.05
Vested		(5,158	)		22.72		-		-
Forfeited		(5,575	)		38.96		-		-
Non-vested at March 31, 2021		121,791			38.08		12,437		-