Leases - Schedule of Supplemental Cash Flow Information Related to Operating Leases (Detail) - USD ($) |
6 Months Ended | |
---|---|---|
Sep. 30, 2023 |
Sep. 30, 2022 |
|
Leases [Abstract] | ||
Cash paid for amounts included in the measurement of operating lease liabilities | $ 3,838,000 | $ 7,415,000 |
Operating lease liabilities arising from obtaining ROU assets | 52,155,000 | 53,843,000 |
Finance lease liabilities arising from obtaining ROU assets | 358,000 | 358,000 |
Reductions to ROU assets resulting from reductions to operating lease liabilities | $ 2,552,000 | $ 6,021,000 |