Employee Benefit Plans (Details 1) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Employee Benefit Plans Disclosure [Abstract]
Interest Cost	$ 132	$ 125
Expected Return on Plan Assets	(204)	(159)
Net Amortization Loss	58	87
Net Periodic Benefit Cost, Total	(14)	53
Defined Benefit Plan, Change in Benefit Obligation [Roll Forward]
Interest Cost	132	125
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Defined Benefit Plan Payments In Current Fiscal Year	$ 200	$ 200