Supplemental information related to leases (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Cash paid for amounts included in the measurement of operating lease liabilities	$ 3,028	$ 3,046
Right-of-use assets obtained in exchange for new operating leases	$ 1,023	$ 468
Weighted Average Remaining Lease Term (years)	5 years 6 months 18 days	5 years 11 months 23 days
Weighted Average Collateralized Incremental Borrowing Rate	4.04%	4.93%