Prepaid Expenses and Other Current Assets - Incremental Customer Contract Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Amortization expense related to deferred costs	$ 58,433	$ 61,682	$ 44,266
Incremental costs capitalized	$ 56,509	$ 67,058	$ 54,514