Stock Based Compensation (Tables)

12 Months Ended

Dec. 31, 2016

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

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

The estimated weighted average grant date fair values for options granted during 2014 and the weighted average assumptions used are presented in the following table:

	2014
Fair value per share	$	5.84
Expected volatility	23.91		%
Expected dividends	4.50		%
Risk free interest rate	1.61		%
Expected term (in years)	5.00
Vesting periods (in years)	1.00

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

The following summarizes the option activity under the 2014 Equity Plan for the year ended December 31, 2016:

	Shares		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term	Period End Aggregate Intrinsic Value
Outstanding at January 1, 2016	6,000		$	24.00
Exercised	(1,500	)	24.00
Forfeited/expired	—		—
Outstanding at December 31, 2016	4,500		$	24.00	4.96	—
Exercisable at December 31, 2016	4,500		$	24.00	4.96	—

The following summarizes the option activity under the 2008 ISO Plan for the year ended December 31, 2016:

	Shares		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term	Period End Aggregate Intrinsic Value
Outstanding at January 1, 2016	5,000		$	21.04
Exercised	(1,000	)	19.60
Forfeited/expired	—		—
Outstanding at December 31, 2016	4,000		$	21.40	3.68	—
Exercisable at December 31, 2016	4,000		$	21.40	3.68	—

Schedule of Cash Proceeds Received from Share-based Payment Awards [Table Text Block]

The following summarizes information regarding the proceeds received by the Company from the exercise of options during each of the last three years:

	2016		2015		2014
	(Dollars in thousands, except per share data)
Proceeds received	$	56	$	53	$	39
Number of shares exercised	2,500		2,500		2,010
Weighted average price per share	$	22.24	$	21.04	$	19.60
Total intrinsic value of options exercised	$	21	$	9	$	10