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Securitization Activities - Retained Interests in SPEs (Details) - USD ($) $ in Millions | Feb. 28, 2026 | Nov. 30, 2025
--- | --- | ---
Securitization Vehicles [Line Items] |  |
Total RMBS securitization assets | $ 333.6 | $ 405.7
Total CMBS securitization assets | 1,104.9 | 1,108.2
CLOs | 10,907.4 | 10,970.6
Consumer and other loans | 2,835.1 | 2,596.7
U.S. government agency RMBS |  |
Securitization Vehicles [Line Items] |  |
Retained Interests | 6.0 | 4.0
U.S. government agency CMBS |  |
Securitization Vehicles [Line Items] |  |
Retained Interests | 1.1 | 1.1
CLOs |  |
Securitization Vehicles [Line Items] |  |
Retained Interests | 50.3 | 436.6
Consumer and other loans |  |
Securitization Vehicles [Line Items] |  |
Retained Interests | $ 108.7 | $ 104.9

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