Income Taxes - Provision Benefit for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Current
U.S.	$ 49,819	$ 67,793	$ 91,641
State and local	9,074	8,056	9,342
Foreign	41,864	46,862	50,775
Total current	100,757	122,711	151,758
Deferred
U.S.	10,158	(5,471)	(36,390)
State and local	(115)	(17)	3,305
Foreign	(3,418)	1,143	(657)
Total deferred	6,625	(4,345)	(33,742)
Total provision for income taxes	$ 107,382	$ 118,366	$ 118,016