STOCKHOLDERS' EQUITY - Stock option expense (Details) - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| STOCKHOLDERS' EQUITY | ||||
| Stock option expense | $ 2,339,192 | $ 2,526,436 | $ 5,177,460 | $ 5,177,518 |
| Location, Statement of Income, Balance [Axis]: us-gaap:CostOfRevenue | ||||
| STOCKHOLDERS' EQUITY | ||||
| Stock option expense | 375,116 | 284,101 | 803,858 | 600,068 |
| Location, Statement of Income, Balance [Axis]: us-gaap:GeneralAndAdministrativeExpense | ||||
| STOCKHOLDERS' EQUITY | ||||
| Stock option expense | 520,005 | 496,707 | 1,040,278 | 968,289 |
| Location, Statement of Income, Balance [Axis]: us-gaap:ResearchAndDevelopmentExpense | ||||
| STOCKHOLDERS' EQUITY | ||||
| Stock option expense | 518,244 | 436,569 | 1,034,721 | 925,122 |
| Location, Statement of Income, Balance [Axis]: us-gaap:SellingAndMarketingExpense | ||||
| STOCKHOLDERS' EQUITY | ||||
| Stock option expense | $ 925,827 | $ 1,309,059 | $ 2,298,603 | $ 2,684,039 |