Revenue - Activity of Deferred Contract Costs (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Capitalized Contract Cost [Roll Forward]
Beginning balance	$ 99,949	$ 78,876
Capitalization of contract acquisition costs	10,330	7,224
Amortization of deferred contract acquisition costs	(11,016)	(8,800)
Ending balance	$ 99,263	$ 77,300