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v3.21.2

Borrowings - Mann Group Promissory Notes - Additional Information (Detail) $ / shares in Units, $ in Thousands |  | 1 Months Ended | 3 Months Ended | 9 Months Ended
--- | --- | --- | --- | ---
Apr. 22, 2021 USD ($) | Mar. 31, 2021 USD ($) | Aug. 31, 2019 USD ($) $ / shares | Sep. 30, 2021 USD ($) $ / shares | Mar. 31, 2021 USD ($) shares | Dec. 31, 2020 USD ($) shares | Sep. 30, 2021 USD ($) $ / shares shares
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Principal amount |  |  |  |  | $ 288,400 |  |  | $ 288,400
Loss on extinguishment of debt, net |  |  |  |  | (4,930) |  |  | 17,200
Debt issuance amount |  |  | $ 230,000 |  |  |  |  |
Mann Group | Convertible Promissory Note |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Principal amount |  |  |  |  | $ 18,400 |  | $ 28,000 | $ 18,400
Senior notes, effective interest rate | [1] |  |  |  | 2.50% |  |  | 2.50%
Conversion price of shares | $ / shares |  |  |  |  | $ 2.50 |  |  | $ 2.50
Debt issuance amount |  |  |  |  |  | $ 9,600 | $ 7,000 | $ 9,600
Conversion of notes to common shares, shares | shares |  |  |  |  |  | 4,000,000 | 2,800,000 | 4,000,000
Repayments of debt |  | $ 35,100 |  |  |  |  |  |
Mann Group | Convertible Promissory Note | Accrued Interest |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt issuance amount |  |  |  |  |  |  | $ 3,000 | $ 400
Conversion of notes to common shares, shares | shares |  |  |  |  |  |  | 1,200,000 |
Mann Group | Promissory Notes |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Debt instrument fair value in excess of face amount |  |  |  |  | $ 18,400 |  |  | 18,400
Loss on extinguishment of debt, net |  |  |  |  | 22,100 |  |  | 22,100
Debt premium recognized in additional paid-in capital |  |  |  |  | $ 22,100 |  |  | $ 22,100
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 |  |  |  |
Maturity date |  | Dec. 31, 2025 |  | Nov. 03, 2024 |  |  |  |
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 |  |  |  | $ 35,000 |  |  |  |
Mann Group | Privately Negotiated Exchange Agreement | Loan Arrangement | Non-Convertible Note |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |
Principal amount |  |  |  | $ 35,100 |  |  |  |
[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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