Description of Business - Additional Information (Detail) - $ / shares	Jun. 05, 2020	Dec. 31, 2021	Sep. 30, 2021
Access Industries
Subsidiary, Sale of Stock [Line Items]
Percentage of voting power	98.00%
Percentage of economic interest	75.00%
Class A Common Stock
Subsidiary, Sale of Stock [Line Items]
Par value (in dollars per share)		$ 0.001	$ 0.001
Class B Common Stock
Subsidiary, Sale of Stock [Line Items]
Par value (in dollars per share)		$ 0.001	$ 0.001
Class B Common Stock | Access Industries
Subsidiary, Sale of Stock [Line Items]
Par value (in dollars per share)	$ 0.001
IPO | Class A Common Stock
Subsidiary, Sale of Stock [Line Items]
Par value (in dollars per share)	$ 0.001