Employee Benefit Plans (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Funded (Unfunded) Status of Plan	$ 139,000		$ 142,000
Defined Benefit Plan, Service Cost	670	$ 587
Defined Benefit Plan, Interest Cost	718	985
Defined Benefit Plan, Expected Return (Loss) on Plan Assets	(478)	(780)
Defined Benefit Plan, Amortization of Gain (Loss)	114	253
Defined Benefit Plan, Net Periodic Benefit Cost (Credit)	$ 1,024	$ 1,045
The US Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Funded (Unfunded) Status of Plan			$ 8,000