Leases - Summary of Components of Lease Expense (Details) - USD ($)	3 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Leases [Abstract]
Operating lease expense	$ 3,709,000	$ 4,261,000
Short-term lease expense	151,000	335,000
Variable lease expense	225,000	67,000
Total lease expenses	$ 4,085,000	$ 4,663,000