Stock Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2017

Disclosure Of Compensation Related Costs, Share-Based Payments [Abstract]

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

The fair value of stock options granted was determined at the date of grant using the Black-Scholes stock option-pricing model and the following assumptions:

	Twelve Months Ended
	December 31,  2017		December 31, 2016
Expected average risk-free rate		-		2.05	%
Expected average life		-		8.96 years
Expected volatility		-		41.00	%
Expected dividend yield		-		2.33	%

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

Following is activity under the plans during 2017:

Stock options:	Options Outstanding		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (in years)		Aggregate Intrinsic Value (in 000’s)
Options outstanding, January 1, 2017		54,750	$	22.21
Forfeited or cancelled		-		-
Exercised		(11,550)		24.41
Granted		-		-
Options outstanding, December 31, 2017		43,200	$	21.62		3.15	$	1,311
Vested or expected to vest at December 31, 2017		43,200	$	21.62		3.15	$	1,311
Exercisable at December 31, 2017		31,100	$	17.31		1.62	$	1,078

Schedule Of Share Based Compensation Stock Options Plans [Table Text Block]

Information related to the stock option plans follows:

	Year Ended December 31
	2017		2016		2015
	(In Thousands, except per share amounts)
Intrinsic value of options exercised	$	301	$	752	$	1,069
Cash received from option exercises		199		714		1,469
Tax benefit realized from option exercises		54		165		160
Weighted average fair value of options granted	$	-	$	13.95	$	13.13

Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block]

Total expense of $2.0 million, $1.3 million and $1.1 million was recorded during the years ended December 31, 2017, 2016 and 2015, respectively, and approximately $774,000 and $773,000 is included within other liabilities at December 31, 2017 and 2016, respectively, related to the STIPs and LTIPs.

 

	Restricted Stock Units				Stock Grants
			Weighted-Average				Weighted-Average
			Grant Date				Grant Date
Unvested Shares	Shares		Fair Value		Shares		Fair Value
Unvested at January 1, 2017		75,468	$	32.31		11,161	$	32.30
Granted		23,384		50.56		27,755		33.24
Vested		(19,219)		25.77		(27,358)		26.92
Forfeited		(7,095)		26.17		(1,022)		37.02
Unvested at December 31, 2017		72,538	$	40.52		10,536	$	50.56