Stock Compensation Plans (Tables)

12 Months Ended

Dec. 31, 2015

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

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

A summary of the status of the Corporation’s nonvested restricted stock awards as of December 31, 2015, and changes during the period then ended is presented below:

			Weighted-Average
	Shares		Grant-date Fair Value
Nonvested at January 1, 2015		25,450	$	23.03
Granted		9,650		23.53
Vested		(10,400)		20.25
Forfeited		(1,250)		24.70
Nonvested as of December 31, 2015		23,450	$	24.38

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

A summary of option activity under the plan as of December 31, 2015, and changes during the period then ended is presented below:

							Weighted-Average
			Weighted-Average		Aggregate		Remaining Term
	Options		Exercise Price		Intrinsic Value		(in years)
Outstanding as of January 1, 2015		76,750	$	25.16	$	54,720		2.7
Granted		-		-		-		-
Exercised		(3,750)		14.41		-		-
Forfeited		-		-		-		-
Outstanding as of December 31, 2015		73,000	$	25.71	$	9,000		1.6
Exercisable as of December 31, 2015		73,000	$	25.71	$	9,000		1.6