Employee Benefit Plans (Other Changes in Plan Assets and Benefit Obligations Recognized in Other Comprehensive Income) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Employee Benefit Plan [Abstract]
Net (gain) loss	$ 41	$ (238)
Amortization of prior service cost	(5)	(5)
Total amount recognized	36	(243)
Total recognized in net periodic benefit (income) cost and accumulated other comprehensive (loss) income	$ 176	$ (258)