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v3.25.3

Capital Management - Additional Information (Detail) |  |  |  | 12 Months Ended
--- | --- | --- | --- | ---
Jun. 26, 2025 | Feb. 12, 2025 | Nov. 01, 2023 | Oct. 31, 2025
Statement [Line Items] |  |  |  |
Capital conservation buffer, percentage |  |  |  | 2.50%
Common equity surcharge, percentage |  |  |  | 1.00%
Domestic stability buffer, percentage | 3.50% |  |  | 3.50%
With Effect effective November 1, 2023 [Member] | Minimum [Member] |  |  |  |
Statement [Line Items] |  |  |  |
Domestic stability buffer, percentage |  |  | 3.00% |
With Effect effective November 1, 2023 [Member] | Maximum [Member] |  |  |  |
Statement [Line Items] |  |  |  |
Domestic stability buffer, percentage |  |  | 3.50% |
2025 [Member] |  |  |  |
Statement [Line Items] |  |  |  |
Capital floor adjustment percentage |  | 67.50% |  |

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- Definition Capital conservation buffer, percentage. + References No definition available. + Details
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- Definition Capital floor adjustment percentage. + References No definition available. + Details
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- Definition Common equity surcharge, percentage. + References No definition available. + Details
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- Definition Domestic stability buffer, percentage. + References No definition available. + Details
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- Details
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