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Stockholders' Equity (Deficit) - Summary of Statements of Operations (Detail) - January 2021 Equity Incentive Plan [Member] - Stock Options and Shares Issued For Services [Member] - USD ($) | 3 Months Ended | 6 Months Ended
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Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |  |
Share-Based Payment Arrangement, Expense | $ 103,876 | $ 208,756 | $ 203,032 | $ 467,206
Selling and marketing [Member] |  |  |  |
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |  |
Share-Based Payment Arrangement, Expense |  |  | 68,984 | 147,383
Research and development [Member] |  |  |  |
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |  |
Share-Based Payment Arrangement, Expense |  |  | 38,353 | 45,517
General and administrative [Member] |  |  |  |
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] |  |  |  |
Share-Based Payment Arrangement, Expense |  |  | $ 95,695 | $ 274,306

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