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Stockholder's Equity - Stock-Based Compensation Narrative (Detail) - Directors and Employees
$ in Millions
12 Months Ended
Dec. 31, 2021
USD ($)
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Granted (in shares) | shares 3,823,919
Fair market value of shares granted | $ $ 15.3
Term of options granted period (in years) 10 years
Minimum  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
RSU's vested per performance criteria during period (in years) 1 year
Maximum  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
RSU's vested per performance criteria during period (in years) 3 years