Quarterly report pursuant to Section 13 or 15(d)

Stock-Based Compensation - Additional Information (Detail)

v3.22.2.2
Stock-Based Compensation - Additional Information (Detail) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 9 Months Ended
Dec. 31, 2012
Sep. 30, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock based compensation not yet recognized,expected to be recognised over a weighted average period   2 years 11 months 4 days
Weighted average grant date fair value of options granted   $ 2.94
Stockholders' equity note, stock split, exchange ratio 1.8282  
Share-based compensation arrangement by share-based payment award, options, grants in period, grant date intrinsic value   $ 1,737
Share-based payment arrangement, non vested award, cost not yet recognized, amount   $ 17,903
Employee Stock Option [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Purchase Price of Common Stock, Percent 85.00%  
2021 Equity Incentive Plan [Member] | Employee Stock Option [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share based compensation arrangement,Number of shares available for grant under the plan 3,194,000  
2021 Equity Incentive Plan [Member] | Restricted Stock Units (RSUs) [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share based compensation arrangement,Number of shares available for grant under the plan 8,869,629  
2021 Equity Incentive Plan [Member] | Common Class A [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of shares issued under share-based payment arrangement 23,951,000  
Percentage of Outstanding Stock Maximum 5.00%