Borrowings - Schedule of Line of Credit Facility Debt and Key Terms (Parenthetical) (Detail) - USD ($) $ in Millions		1 Months Ended				12 Months Ended
		Jul. 31, 2021	Mar. 31, 2021	Feb. 28, 2021	Apr. 30, 2020	Dec. 31, 2021		Apr. 10, 2020
Debt Instrument [Line Items]
Debt issuance amount			$ 230.0
PPP Loan
Debt Instrument [Line Items]
Annual interest rate						0.98%	[1]	0.98%
Terms	[1]					2022-04
Debt instrument , forgiveness amount received		$ 4.9
2024 Convertible Notes
Debt Instrument [Line Items]
Annual interest rate	[2]					5.75%
Terms	[2]					2024-11
Debt issuance amount				$ 5.0
Conversion of debt shares issued				1,666,667
MidCap Credit Facility
Debt Instrument [Line Items]
Prepayment of principal balance					$ 10.0
Terms	[3]					2025-08
MidCap Credit Facility | Prior To Midcap Credit Facility Amendment
Debt Instrument [Line Items]
Terms					2024-08
LIBOR | MidCap Credit Facility
Debt Instrument [Line Items]
Annual interest rate	[3]					6.25%
Annual interest rate	[3]					1.00%
LIBOR | MidCap Credit Facility | Prior To Midcap Credit Facility Amendment
Debt Instrument [Line Items]
Annual interest rate					2.00%
Annual interest rate					6.75%
The Mann Group L L C | Non Convertible Promissory Note
Debt Instrument [Line Items]
Prepayment of principal balance					$ 35.1
Annual interest rate						7.00%
Terms						2024-11
The Mann Group L L C | Non Convertible Promissory Note | Prior to First Amendment
Debt Instrument [Line Items]
Annual interest rate					7.00%
Terms					2024-11

[1] In July 2021, the Company received full forgiveness from the SBA for the $4.9 million principal balance of the PPP loan and recognized a gain on extinguishment of debt for the full principal balance and a de minimis amount of accrued but unpaid interest.

[2] In February 2021, the $5.0 million principal balance was converted into 1,666,667 shares of the Company’s common stock.

[3] 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.