Income Taxes - Summary of Provision for Income Taxes Relating to Continuing Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Current portion:
Federal	$ 4,488	$ (49,518)	$ 50,829
State and Local	3,781	4,168	2,388
Non U.S.	49,982	59,743	26,060
Total current	58,251	14,393	79,277
Deferred portion:
Federal	(14,215)	55,502	47,372
State and Local	(1,692)	(4,812)	(6,178)
Non U.S.	(7,018)	(7,591)	7,566
Total deferred	(22,925)	43,099	48,760
Total provision for income taxes	$ 35,326	$ 57,492	$ 128,037