Revenue - Summary of Deferred Revenue (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Contract With Customer, Contract Liability Rollforward [Roll Forward]
Deferred revenue, beginning of period	$ 375,268	$ 316,327
Contributions from contract asset	(1,017)	2,446
Billings	810,132	724,143
Revenue recognized	(785,521)	(667,648)
Deferred revenue, end of period	$ 398,862	$ 375,268