Commitment and Contingencies - Components of Lease Expense and Supplemental Cash Flow Information (Details) $ in Thousands	12 Months Ended
	Mar. 31, 2022 USD ($)
Commitments and Contingencies Disclosure [Abstract]
Operating lease cost	$ 11,098
Variable lease cost	957
Sublease income	(1,679)
Total lease cost	10,376
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows used for operating leases	$ 10,319
Weighted-average remaining lease term for operating leases	7 years 8 months 12 days
Weighted-average discount rate for operating leases	2.70%