XML 76 R64.htm IDEA: XBRL DOCUMENT v3.22.2.2
Fair Value of Financial Instruments - Additional Information (Detail) - Springstone Inc. and International Joint Venture [Member] - USD ($)
9 Months Ended
Sep. 30, 2021
Sep. 30, 2022
Financial Instruments Measured At Fair Value On Recurring Basis [Line Items]    
Discount for lack of marketability percentage on Springstone equity investment   40.00%
Equity investments unrealized gain/loss $ 0