Note 16 - Stock Awards (Tables)

12 Months Ended

Dec. 31, 2018

Notes Tables

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	2018			2017
Risk-free interest rate		2.77	%		2.23	%
Expected term (in years)		7.5			7.5
Expected stock price volatility		28.3	%		25.36	%
Dividend yield		1.50	%		1.50	%
Fair value of stock option	$	3.51		$	3.68

Share-based Compensation, Stock Options, Activity [Table Text Block]

	December 31, 2018				December 31, 2017
	Number of Shares		Average Exercise Price		Number of Shares		Average Exercise Price
Options:
Outstanding, beginning of year		318,000	$	9.43		272,550	$	8.21
Granted		62,150		11.71		70,600		13.84
Exercised		500		8.12		21,816		8.15
Expired		—		—		—		—
Forfeited		1,700		11.15		3,334		11.79
Options outstanding, end of year		377,950	$	9.80		318,000	$	9.43
Options exercisable, end of year		249,467	$	8.72		206,133	$	8.20