Supplemental information related to leases (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Cash paid for amounts included in the measurement of operating lease liabilities	$ 2,840	$ 3,159	$ 5,617	$ 6,187
Right-of-use assets obtained in exchange for new operating leases	$ 6,310	$ 567	$ 9,051	$ 1,590
Weighted Average Remaining Lease Term (years)	5 years 6 months 3 days	5 years 6 months 18 days	5 years 6 months 3 days	5 years 6 months 18 days
Weighted Average Collateralized Incremental Borrowing Rate	4.02%	4.02%	4.02%	4.02%