Employee Benefit Plans (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Employee Benefit Plans Disclosure [Abstract]
Interest Cost	$ 123	$ 118	$ 255	$ 250
Expected Return on Plan Assets	(170)	(184)	(352)	(388)
Net Amortization Loss	71	52	147	110
Net Periodic Benefit Cost, Total	$ 24	$ (14)	$ 50	$ (28)