Commitments and Contingencies - Lease Cost (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021
Commitments and Contingencies Disclosure [Abstract]
Operating lease costs	$ 2,095	$ 2,011	$ 6,199	$ 7,610
Variable lease costs	395	416	1,067	980
Cash paid for amounts included in the measurement of operating lease liabilities	$ 1,997	$ 1,657	$ 5,858	$ 4,794
Weighted average remaining lease term (in years)	14 years	14 years 8 months 12 days	14 years	14 years 8 months 12 days
Weighted average discount rate	3.30%	3.20%	3.30%	3.20%