Employee Benefits Plans (Details) - The impact of the deferred compensation plan and corporate owned life insurance policies - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
The impact of the deferred compensation plan and corporate owned life insurance policies [Abstract]
Growth in cash surrender value of corporate-owned life insurance policies	$ 301	$ 1,701
Deferred compensation plan expenses	352	506
Operating income impact	(51)	1,195
Interest expense on loans against corporate-owned life insurance polices	109	948
Net income impact	$ (160)	$ 247