Stock-based compensation (Narrative) (Details) - USD ($) |
3 Months Ended | 6 Months Ended | ||||
|---|---|---|---|---|---|---|
Jun. 03, 2026 |
Mar. 30, 2026 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] | ||||||
| Limit of options as a percentage of shares outstanding | 10.00% | |||||
| Number of stock options issued | 3,050,000 | 100,000 | ||||
| Exercise price of warrants granted | $ 0.4 | $ 2.6 | ||||
| Unrecognized stock-based compensation | $ 419,075 | $ 419,075 | ||||
| Period for recognition | 11 months 4 days | |||||
| Weighted average grant-date fair value of options granted | $ 0.24 | |||||
| Stock-based compensation | $ 1,405,826 | $ 117,448 | $ 2,005,133 | $ 585,442 | ||
| Stock options [Member] | Individuals [Member] | ||||||
| Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] | ||||||
| Number of stock options issued | 2,075,000 | 975,000 | ||||
| Exercise price of warrants granted | $ 0.36 | $ 0.5 | ||||
| Expiration period | 5 years | 5 years | ||||
| Award vesting period | 1 year | 1 year | ||||
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- Definition Limit of options as a percentage of shares outstanding No definition available.
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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cost to be recognized for option under share-based payment arrangement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. 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/2009/role/commonPracticeRef
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. 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 Period from grant to expiration date of share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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