Stock Option Plan - Schedule of stock-based compensation expense for stock options (Details) - Income Statement Location [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Stock-based compensation | $ 440 | $ 14,022 | $ 2,122 | $ 568,681 |
| Options | ||||
| Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||||
| Stock-based compensation | $ 440 | $ 14,022 | $ 2,122 | $ 568,681 |