Revenue Recognition - Contract Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Change in Contract with Customer, Liability [Abstract]
Beginning balance	$ 135,578	$ 175,619
Additions	916,604	652,960
Revenue recognized	(936,706)	(693,001)
Ending balance	$ 115,476	$ 135,578