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v3.26.1

Fair Value Disclosures - Narrative (Details) - USD ($) | 3 Months Ended |
--- | --- | ---
Feb. 28, 2026 | Feb. 28, 2025 | Nov. 30, 2025
Gain (Loss) on Securities [Line Items] |  |  |
Transfers of assets from Level 2 to Level 3 | $ 81,400,000 | $ 52,500,000 |
Transfers of assets from Level 3 to Level 2 | 71,300,000 | 96,600,000 |
Transfers of liabilities from Level 2 to Level 3 | 10,800,000 | 22,100,000 |
Transfers of liabilities from Level 3 to Level 2 | 26,000,000.0 | 53,700,000 |
Net gains (losses) on Level 3 assets (realized and unrealized) | (53,000,000.0) | (5,400,000) |
Total losses (realized and unrealized) | (30,200,000) | (72,900,000) |
Value of asset excluded from significant unobservable inputs | 41,400,000 |  | $ 28,200,000
Value of liability excluded from significant unobservable inputs | 1,700,000 |  | 200,000
Equity securities without readily determinable fair value | 21,900,000 |  | $ 21,900,000
Impairment | 0 | 0 |
Other ABS |  |  |
Gain (Loss) on Securities [Line Items] |  |  |
Transfers of assets from Level 2 to Level 3 | 48,500,000 |  |
Transfers of assets from Level 3 to Level 2 |  | 2,300,000 |
Net gains (losses) on Level 3 assets (realized and unrealized) | (45,135,000) | (1,889,000) |
Corporate debt securities |  |  |
Gain (Loss) on Securities [Line Items] |  |  |
Transfers of assets from Level 2 to Level 3 | 17,200,000 |  |
Transfers of assets from Level 3 to Level 2 | 5,200,000 | 4,200,000 |
Transfers of liabilities from Level 3 to Level 2 | 3,400,000 |  |
Net gains (losses) on Level 3 assets (realized and unrealized) | 1,716,000 | (1,002,000) |
Total losses (realized and unrealized) | 192,000 | (40,000) |
Collateralized debt obligations and collateralized loan obligations |  |  |
Gain (Loss) on Securities [Line Items] |  |  |
Transfers of assets from Level 2 to Level 3 | 12,000,000.0 | 5,700,000 |
Transfers of assets from Level 3 to Level 2 | 11,600,000 |  |
Net gains (losses) on Level 3 assets (realized and unrealized) | (7,026,000) | (4,646,000) |
Total losses (realized and unrealized) | 3,000 |  |
Loans and other receivables |  |  |
Gain (Loss) on Securities [Line Items] |  |  |
Transfers of assets from Level 2 to Level 3 | 3,500,000 | 24,800,000 |
Transfers of assets from Level 3 to Level 2 | 51,100,000 | 38,700,000 |
Net gains (losses) on Level 3 assets (realized and unrealized) | (973,000) | (949,000) |
Corporate equity securities |  |  |
Gain (Loss) on Securities [Line Items] |  |  |
Transfers of assets from Level 2 to Level 3 |  | 20,500,000 |
Transfers of assets from Level 3 to Level 2 | 3,300,000 | 51,000,000.0 |
Net gains (losses) on Level 3 assets (realized and unrealized) | (6,089,000) | 2,864,000 |
Total losses (realized and unrealized) | 12,000 | (72,000) |
Structured Notes |  |  |
Gain (Loss) on Securities [Line Items] |  |  |
Transfers of liabilities from Level 2 to Level 3 | 9,200,000 | 8,600,000 |
Transfers of liabilities from Level 3 to Level 2 | 12,600,000 | 39,100,000 |
Net derivatives |  |  |
Gain (Loss) on Securities [Line Items] |  |  |
Transfers of liabilities from Level 2 to Level 3 | 1,600,000 | 13,200,000 |
Transfers of liabilities from Level 3 to Level 2 | 1,200,000 |  |
Total losses (realized and unrealized) | (11,191,000) | (16,020,000) |
Loans |  |  |
Gain (Loss) on Securities [Line Items] |  |  |
Transfers of liabilities from Level 3 to Level 2 | 8,800,000 | 14,500,000 |
Total losses (realized and unrealized) | $ (40,000) | $ 301,000 |

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