Borrowings - Mann Group Promissory Notes - Additional Information (Detail) $ / shares in Units, $ in Millions		1 Months Ended	9 Months Ended
	Apr. 22, 2021	Aug. 31, 2019 USD ($) $ / shares	Sep. 30, 2023 USD ($) $ / shares shares	Sep. 30, 2022 USD ($) shares	Dec. 31, 2022 USD ($)
Debt Instrument [Line Items]
Debt instrument payment term description			Principal on each term loan advance under Tranche 1 and Tranche 2 are payable in 24 equal monthly installments that began September 1, 2023, until paid in full on August 1, 2025.
Maturity date	Dec. 31, 2025	Nov. 03, 2024
The Mann Group L L C | Convertible Promissory Note
Debt Instrument [Line Items]
Principal amount | $			$ 8.8		$ 8.8
Senior notes, effective interest rate			2.50%
Conversion price			$ 2.5
Debt issuance amount | $				$ 10.0
Capitalized interest into common stock | shares				4,000,000
Common stock issued to pay interest | shares			37,122	57,491
The Mann Group L L C | New Loan Arrangement | Convertible Promissory Note
Debt Instrument [Line Items]
No of convertible shares		400
Principal amount per share		$ 1,000
Conversion price		$ 2.50
The Mann Group L L C | 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
The Mann Group L L C | Privately Negotiated Exchange Agreement | Loan Arrangement
Debt Instrument [Line Items]
Common stock price per share		$ 2.50
The Mann Group L L C | Privately Negotiated Exchange Agreement | Loan Arrangement | Convertible Promissory Note
Debt Instrument [Line Items]
Principal amount | $		$ 35.0