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v3.22.1

Borrowings - Mann Group Promissory Notes - Additional Information (Detail) $ / shares in Units, $ in Millions | 1 Months Ended | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Apr. 30, 2021 USD ($) | Mar. 31, 2021 USD ($) | Aug. 31, 2019 USD ($) $ / shares | Mar. 31, 2021 USD ($) shares | Dec. 31, 2021 USD ($) shares | Mar. 31, 2022 USD ($) $ / shares
Debt Instrument [Line Items] |  |  |  |  |  |  |
Principal amount |  |  |  |  |  |  | $ 288.4
Maturity date |  | Dec. 31, 2025 |  | Nov. 03, 2024 |  |  |
Debt issuance amount |  |  | $ 230.0 |  |  |  |
Mann Group | Convertible Promissory Note |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Principal amount |  |  |  |  |  | $ 18.4 | $ 18.4
Senior notes, effective interest rate | [1] |  |  |  |  |  | 2.50%
Repayments of debt |  | $ 35.1 |  |  |  |  |
Conversion price of shares | $ / shares |  |  |  |  |  |  | $ 2.50
Debt issuance amount |  |  |  |  | $ 9.6 | $ 9.6 |
Conversion of notes to common shares, shares | shares |  |  |  |  | 4,000,000 | 4,000,000 |
Mann Group | Convertible Promissory Note | Accrued Interest |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt issuance amount |  |  |  |  |  | $ 0.4 |
Mann Group | Promissory Notes |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Debt instrument fair value in excess of face amount |  |  |  |  |  | 18.4 |
Loss on extinguishment of debt |  |  |  |  |  | 22.1 |
Debt premium recognized in additional paid-in capital |  |  |  |  |  | $ 22.1 |
Mann Group | New Loan Arrangement | Convertible Promissory Note |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
No of convertible shares |  |  |  | 400 |  |  |
Principal amount per share | $ / shares |  |  |  | $ 1,000 |  |  |
Conversion price of shares | $ / shares |  |  |  | $ 2.50 |  |  |
Mann Group | New Loan Arrangement | Promissory Notes |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Senior notes, effective interest rate |  | 2.50% |  | 7.00% |  |  |
Debt instrument payment term description |  |  |  | quarterly |  |  |
Debt instrument, date of first required interest payment |  |  |  | Oct. 01, 2019 |  |  |
Mann Group | Privately Negotiated Exchange Agreement | Loan Arrangement |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Common stock price per share | $ / shares |  |  |  | $ 2.50 |  |  |
Mann Group | Privately Negotiated Exchange Agreement | Loan Arrangement | Convertible Promissory Note |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Principal amount |  |  |  | $ 35.0 |  |  |
Mann Group | Privately Negotiated Exchange Agreement | Loan Arrangement | Non-Convertible Note |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |
Principal amount |  |  |  | $ 35.1 |  |  |
[1] | In April 2021, the Mann Group convertible note was amended. The interest rate prior to the amendment was 7.00% and the maturity date was in November 2024.

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