Debt (Details) - USD ($) $ in Millions	3 Months Ended
Jun. 30, 2021	Apr. 30, 2020
Debt Instrument [Line Items]
Unsecured loan		$ 0.9
Cares Act PPP Loan
Debt Instrument [Line Items]
Gain on extinguishment of debt	$ 0.9
Silicon Valley Bank \| Cares Act PPP Loan \| Commercial Paper
Debt Instrument [Line Items]
Unsecured loan term		24 months
Unsecured loan interest rate		1.00%

Contractual interest rate for funds borrowed, under the debt agreement.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Period between issuance and maturity of long-term debt, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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