Note 14 - Stock Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

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

	Shares			Weighted-Average Grant-date Fair Value
Nonvested at January 1, 2019		37,250		$	29.94
Granted		17,950			31.10
Vested		(10,000	)		26.74
Forfeited		(750	)		30.90
Nonvested as of December 31, 2019		44,450		$	31.11