Note 10 - Stock Based Compensation (Tables)

9 Months Ended

Sep. 30, 2021

Notes Tables

Schedule of Stock Options Roll Forward [Table Text Block]

	Option Shares			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (years)		Aggregate Intrinsic Value ($000)
Outstanding at December 31, 2020		10,541		$	16.63
Granted		—			—
Exercised		(5,180	)		16.63
Forfeited		(332	)		16.63
Expired		—			—
Outstanding and exercisable at September 30, 2021		5,029		$	16.63		3.22	$	83

Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]

	Shares			Weighted Average Grant Date Value Per Share
Nonvested at December 31, 2020		58,539		$	34.81
Granted		24,709			28.26
Vested		(16,661	)		38.63
Forfeited		(2,065	)		30.72
Nonvested at September 30, 2021		64,522		$	31.45