Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Statement of Comprehensive Income [Abstract]
Net Income	$ 98,655	$ 30,912
Other comprehensive (loss) income:
Foreign currency translation	(1,268)	(5,430)
Change in unrealized gains (losses) on interest rate swaps, net of change in taxes of $(3,046) and $2,837	9,137	(8,510)
Total other comprehensive income (loss)	7,869	(13,940)
Comprehensive income	$ 106,524	$ 16,972