Stockholders' Equity - Summary of Recognized Stock-Based Compensation Expense (Detail) - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
|
| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Stock-based compensation expense | $ 104,253 | $ 126,578 | $ 188,637 | $ 380,607 |
| Stock Options [Member] | ||||
| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Stock-based compensation expense | 93,335 | 126,578 | 170,973 | 380,607 |
| ESPP [Member] | ||||
| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Stock-based compensation expense | 10,918 | 17,664 | ||
| Research and development [Member] | ||||
| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Stock-based compensation expense | 4,373 | 1,215 | ||
| Selling, general and administrative [Member] | ||||
| Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Stock-based compensation expense | $ 104,253 | $ 126,578 | $ 184,264 | $ 379,392 |