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Borrowings - Schedule of Line of Credit Facility Debt and Key Terms (Parenthetical) (Detail) - USD ($) $ in Millions | 1 Months Ended | 3 Months Ended
--- | --- | ---
Apr. 30, 2021 | Mar. 31, 2021 | Mar. 31, 2022
Debt Instrument [Line Items] |  |  |  |
Debt issuance amount |  |  | $ 230.0 |
MidCap Credit Facility |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Prepayment of principal balance |  | $ 10.0 |  |
Maturity date | [1] |  |  | 2025-08
MidCap Credit Facility | Prior To Midcap Credit Facility Amendment |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maturity date |  | 2024-08 |  |
LIBOR | MidCap Credit Facility |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Annual interest rate | [1] |  |  | 6.25%
Interest rate floor | [1] |  |  | 1.00%
LIBOR | MidCap Credit Facility | Prior To Midcap Credit Facility Amendment |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Annual interest rate |  | 2.00% |  |
Interest rate floor |  | 6.75% |  |
Mann Group | Non Convertible Promissory Note | Prior to First Amendment |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Annual interest rate |  | 7.00% |  |
Maturity date |  | 2024-11 |  |
[1] | In April 2021, the Company prepaid $10.0 million principal balance and amended the MidCap credit facility. The interest rate prior to the amendment was one-month LIBOR (2% floor) plus 6.75% and the maturity date was in August 2024.

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