Income Taxes - Schedule of Components of Provision for Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Current
Federal									$ 2,533	$ 1,393	$ 3,239
Foreign									4,929	4,738	5,203
State and local									1,137	700	1,169
Total current expense									8,599	6,831	9,611
Deferred expense
Federal									2,084	8,795	47,045
Foreign									(142)	12	323
State and local									368	704	563
Total deferred expense									2,310	9,511	47,931
Provision for income taxes	$ 2,362	$ 3,453	$ 3,186	$ 1,908	$ 7,507	$ 3,555	$ 3,283	$ 1,997	$ 10,909	$ 16,342	$ 57,542