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Note 11 - Stock Awards (Tables)

3 Months Ended

Mar. 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	%			25.4	%
Dividend yield			1.50	%			1.50	%

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

		Three Months Ended
		March 31 , 2018								March 31 , 2017
		Number of Shares				Average Exercise Price				Number of Shares				Average Exercise Price
Options:
Outstanding, beginning of period			318,000			$	9.43				272,550			$	8.21
Granted			62,150				11.71				64,600				14.11
Exercised			—				—				16,650				8.15
Expired			—				—				—				—
Forfeited			450				11.71				—				—
Options outstanding, end of period			379,700			$	9.80				320,500			$	9.41
Options exercisable, end of period			248,300			$	8.71				210,633			$	8.20

X

- Definition

Tabular disclosure for stock option plans. Includes, but is not limited to, outstanding awards at beginning and end of year, grants, exercises, forfeitures, and weighted-average grant date fair value.

+ References

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- Definition

Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

+ References

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