Borrowings - Schedule of Line of Credit Facility Debt and Key Terms (Parenthetical) (Detail) - USD ($) $ in Thousands		1 Months Ended			9 Months Ended
		Aug. 31, 2022	Apr. 30, 2021	Mar. 31, 2021	Sep. 30, 2022		Sep. 30, 2021
Debt Instrument [Line Items]
Debt instrument , forgiveness amount received							$ 4,873
Debt issuance amount				$ 230,000
MidCap Credit Facility
Debt Instrument [Line Items]
Prepayment of principal balance			$ 10,000
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 | Prior To Midcap Credit Facility Amendment
Debt Instrument [Line Items]
Annual interest rate			2.00%
Interest rate floor			6.75%
SOFR | MidCap Credit Facility
Debt Instrument [Line Items]
Annual interest rate		6.25%			6.25%	[1]
Interest rate floor		1.00%			1.00%	[1]
Interest rate cap		8.25%			8.25%	[1]
Mann Group | Non Convertible Promissory Note | Prior to and After 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.