Income Taxes - Schedule of Current and Deferred Components of Income Tax Provision (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Current income taxes:
Federal	$ 15,023	$ 19,923	$ 22,178
State and Local	7,218	4,556	5,361
Foreign	1,393	7,651	(1,716)
Total	23,634	32,130	25,823
Deferred income taxes:
Federal	5,221	192,102	(848)
State and Local	1,087	1,538	(207)
Foreign	506	(1,943)	41
Income Tax Expense (Benefit), Total	$ 30,448	$ 223,827	$ 24,809