Share-Based Compensation - Summary of Restricted Stock Units Activity (Detail) |
12 Months Ended | |||
|---|---|---|---|---|
|
Dec. 31, 2021
$ / shares
shares
| ||||
| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||||
| Stock option award granted | 7,983,650 | [1] | ||
| Restricted Stock Units (RSUs) | ||||
| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||||
| Nonvested at beginning of year | 0 | |||
| Stock option award granted | 3,472,106 | |||
| Vested and settled | (512,686) | |||
| Forfeited | (629,326) | |||
| Nonvested at end of year | 2,330,094 | |||
| Weighted average fair value, beginning balance | $ / shares | ||||
| Weighted average grant date fair value | $ / shares | 3.58 | |||
| Weighted average fair value vested | $ / shares | 3.58 | |||
| Weighted average fair value forfeited | $ / shares | 3.58 | |||
| Weighted average fair value, ending balance | $ / shares | $ 3.58 | |||
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