General form of registration statement for all companies including face-amount certificate companies

Stock-Based Compensation - Schedule of Nonvested Performance-based Units Activity (Detail)

v3.22.2
Stock-Based Compensation - Schedule of Nonvested Performance-based Units Activity (Detail) - $ / shares
3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
ScheduleOfNonvestedPerformanceBasedUnitsActivity [Line Items]    
Number of Options , Granted   9,922,446
PerformanceBased Restricted Stock Units [Member]    
ScheduleOfNonvestedPerformanceBasedUnitsActivity [Line Items]    
Number of shares, Beginning balance 1,511,191  
Weighted– Average Grant Date Fair Value Per Share, Beginning balance $ 8.62  
Number of Options , Granted 1,802,790 1,521,711
weighted-average grant date fair value of options granted  $ 7.19  
Number of shares, Forfeited (572,335)  
weighted-average grant date fair value of options forfeited $ 8.25  
Number of shares, Ending balance 2,741,646 1,511,191
Weighted– Average Grant Date Fair Value Per Share, Ending balance $ 7.76 $ 8.62