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Convertible debentures, Envviron Tranche (Details) |  |  | 3 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Nov. 13, 2024 USD ($) $ / shares | Nov. 06, 2024 $ / shares | Oct. 31, 2025 USD ($) $ / shares shares | Oct. 31, 2024 | Oct. 31, 2025 $ / shares | Jul. 31, 2025 USD ($) | Jul. 31, 2024 USD ($) | Apr. 23, 2024 USD ($) | Nov. 04, 2022 USD ($)
Convertible Debt [Abstract] |  |  |  |  |  |  |  |  |
Derivative liability |  |  | $ 74,000 |  |  | $ 72,500 |  |  | $ 1,836,666
Convertible Debentures [Member] |  |  |  |  |  |  |  |  |
Convertible Debt [Abstract] |  |  |  |  |  |  |  |  |
Principal amount | $ 3,345,000 |  |  |  |  |  |  |  |
Interest rate | 5.30% |  |  |  |  |  |  |  |
Percentage of conversion price discount | 25.00% |  |  |  |  |  |  |  |
Period of volume weighted average trading price |  |  | 20 days |  |  |  |  |  |
Floor price (in dollars per share) | $ / shares | $ 8.67 |  |  |  |  |  |  |  |
Related Party [Member] | Envviron SAS [Member] |  |  |  |  |  |  |  |  |
Convertible Debt [Abstract] |  |  |  |  |  |  |  |  |
Derivative liability |  |  | $ 74,000 |  |  | $ 72,500 | $ 919,250 |  |
Related Party [Member] | Envviron SAS [Member] | Convertible Debentures [Member] |  |  |  |  |  |  |  |  |
Convertible Debt [Abstract] |  |  |  |  |  |  |  |  |
Principal amount |  |  | $ 13,756,590 |  |  |  |  | $ 250,000 |
Interest rate |  |  |  |  |  |  |  | 5.30% |
Percentage of conversion price discount |  | 25.00% | 25.00% |  |  |  |  |  |
Period of volume weighted average trading price |  |  | 20 days |  |  |  |  |  |
Conversion price (in dollars per share) | (per share) |  |  | $ 20 |  | $ 4.75 |  |  |  |
Number of repayable day |  |  | 10 days |  |  |  |  |  |
De-SPAC transaction period |  |  | 270 days |  |  |  |  |  |
Share purchase warrant (in shares) | shares |  |  | 0.5 |  |  |  |  |  |
Percentage of premium to volume weighted average price |  |  |  | 20.00% |  |  |  |  |
Conversion expiry term |  |  | 2 years |  |  |  |  |  |
Derivative liability |  |  |  |  |  |  |  | $ 2,750 |
Floor price (in dollars per share) | $ / shares |  | $ 20 |  |  |  |  |  |  |
Fair value transferred into equity |  |  | $ 31,000 |  |  |  |  |  |
Related Party [Member] | Envviron SAS [Member] | Convertible Debentures [Member] | Warrant [Member] |  |  |  |  |  |  |  |  |
Convertible Debt [Abstract] |  |  |  |  |  |  |  |  |
Period of volume weighted average trading price |  |  | 30 days |  |  |  |  |  |
Related Party [Member] | Envviron SAS [Member] | Convertible Debentures [Member] | SVS [Member] |  |  |  |  |  |  |  |  |
Convertible Debt [Abstract] |  |  |  |  |  |  |  |  |
Number of securities called by each Unit (in shares) | shares |  |  | 1 |  |  |  |  |  |

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- Definition De-SPAC transaction period in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Includes, but not limited to, weeks in a year or quarter. + References No definition available. + Details
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