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Related Party Transactions - Narrative (Details) $ in Thousands | Feb. 28, 2026 USD ($) directorAndOfficer | Nov. 30, 2025 USD ($) directorAndOfficer
--- | --- | ---
Related Party Transaction [Line Items] |  |
Other assets | $ 3,468,545 | $ 3,246,706
Number of directors and officers with investments | directorAndOfficer | 2 | 2
Investments in and loans to related parties | $ 1,560,602 | $ 1,496,125
Officers And Employees |  |
Related Party Transaction [Line Items] |  |
Other assets | 16,700 | 19,200
Director |  |
Related Party Transaction [Line Items] |  |
Investments in and loans to related parties | $ 10,500 | $ 10,400

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