Pension Plan (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Components of net periodic pension cost [Abstract]
Interest cost	$ 70	$ 66
Expected return on plan assets	(98)	(89)
Amortization of net loss	140	99
Net Periodic Pension Plan Cost	$ 112	$ 76