Supplemental information related to leases (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Cash paid for amounts included in the measurement of operating lease liabilities	$ 3,171	$ 3,805	$ 9,358	$ 11,064
Right-of-use assets obtained in exchange for new operating leases	$ 1,532	$ 1,512	$ 3,122	$ 5,613
Weighted Average Remaining Lease Term (years)	5 years 3 months 29 days	6 years 3 days	5 years 3 months 29 days	6 years 3 days
Weighted Average Collateralized Incremental Borrowing Rate	4.21%	4.82%	4.21%	4.82%