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Commitment and Contingencies - Components of Lease Expense and Supplemental Cash Flow Information (Details) $ in Thousands	3 Months Ended
	Jun. 30, 2021 USD ($)
Commitments and Contingencies Disclosure [Abstract]
Operating lease cost	$ 2,674
Variable lease cost	259
Sublease income	(430)
Total lease cost	2,503
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows used for operating leases	$ 1,874
Weighted-average remaining lease term for operating leases	8 years 4 months 24 days
Weighted-average discount rate for operating leases	2.70%

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Cash Paid For Amounts Included In The Measurement Of Lease Liabilities

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Amount of lease cost recognized by lessee for lease contract.

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Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

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Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

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Weighted average discount rate for operating lease calculated at point in time.

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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of sublease income excluding finance and operating lease expense.

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Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases.

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