Stockholder's deficit (Details) - $ / shares |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
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| Number of share outstanding, Beginning | 1,022,376,420 | 1,022,376,420 |
| Weighted average exercise price, Beginning | $ 0.001284 | $ 0.001284 |
| Number of share outstanding, Granted | ||
| Exercise price per share, Granted | ||
| Weighted average exercise price, Granted | ||
| Number of share outstanding, Forfeited/cancelled | (145,454,547) | |
| Exercise price per share, Forfeited/cancelled | $ (0.00205) | |
| Weighted average exercise price, Forfeited/cancelled | $ 0.00205 | |
| Number of share outstanding, Exercised | ||
| Exercise price per share, Exercised | ||
| Weighted average exercise price, Exercised | ||
| Number of share outstanding, Ending | 876,921,873 | 1,022,376,420 |
| Weighted average exercise price, Ending | $ 0.001157 | $ 0.001284 |
| Maximum [Member] | ||
| Exercise price per share, Beginning | $0.001 to $0.00205 | $0.001 to $0.00205 |
| Minimum [Member] | ||
| Exercise price per share, Ending | $0.001 to $0.00205 | |
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- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Gross number of share options (or share units) granted during the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Number of options outstanding, including both vested and non-vested options. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Number of share options (or share units) exercised during the current period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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