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v3.25.3

Share capital, Authorized (Details) | 3 Months Ended | 12 Months Ended
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Oct. 31, 2025 | Jul. 31, 2025
Share capital [Abstract] |  |
Common stock, shares authorized, unlimited | Unlimited | Unlimited
Preferred stock, shares authorized, unlimited | Unlimited |

X
- Definition Indicates whether number of common shares permitted to be issued is unlimited. Acceptable value is "Unlimited". + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_CommonStockSharesAuthorizedUnlimited
Namespace Prefix: | us-gaap_
Data Type: | us-types:authorizedUnlimitedItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_EquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Indicates whether number of nonredeemable preferred shares, or preferred stock redeemable solely at option of issuer, permitted to be issued is unlimited. Acceptable value is "Unlimited". + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_PreferredStockSharesAuthorizedUnlimited
Namespace Prefix: | us-gaap_
Data Type: | us-types:authorizedUnlimitedItemType
Balance Type: | na
Period Type: | duration