Related Parties - Additional Information (Detail) - Consulting Agreements [Member] - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | 9 Months Ended | ||
---|---|---|---|---|---|
Sep. 30, 2022 |
Sep. 30, 2021 |
Jun. 30, 2021 |
Sep. 30, 2022 |
Sep. 30, 2021 |
|
Related Party Transaction [Line Items] | |||||
Consulting agreement annual fee | $ 68 | ||||
Consulting fee | $ 17 | $ 17 | $ 51 | $ 51 | |
Scientific Advisory Board [Member] | |||||
Related Party Transaction [Line Items] | |||||
Consulting fee | $ 5 | ||||
Common Stock [Member] | Scientific Advisory Board [Member] | |||||
Related Party Transaction [Line Items] | |||||
Shares, Granted | 5,000 | ||||
Total Fair value | $ 13 | ||||
Vesting period | 2 years |