Stock-Based Compensation - Summary of Stock-Based Compensation Granted as Deemed Dividends (Detail) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
|
| Nonemployee Restricted Stock Units [Member] | Cellectis [Member] | |||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
| Deemed dividends from grants to Cellectis employee | $ 90 | $ (289) | $ 1,168 |
| X | ||||||||||
- Definition Deemed Dividend (Deficit). No definition available.
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|