Schedule of common stock warrants (Details) - shares |
3 Months Ended | 6 Months Ended | 12 Months Ended |
|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2026 |
Dec. 31, 2025 |
|
| Class of Warrant or Right [Line Items] | |||
| Exercised | 0 | 0 | |
| Series D Common Stock Warrants [Member] | |||
| Class of Warrant or Right [Line Items] | |||
| Outstanding at December 31, 2025 | 4,250,000 | 4,250,000 | |
| Issued | |||
| Canceled | |||
| Exercised | |||
| Outstanding at June 30, 2026 | 4,250,000 | 4,250,000 | 4,250,000 |
| Series H Warrants [Member] | |||
| Class of Warrant or Right [Line Items] | |||
| Outstanding at December 31, 2025 | 413,512 | 413,512 | |
| Issued | |||
| Canceled | |||
| Exercised | |||
| Outstanding at June 30, 2026 | 413,512 | 413,512 | 413,512 |