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Financial Instruments and Fair Value Disclosure (Narrative) (Details) - Financial Services - Mortgage servicing rights - Level 3 | Nov. 30, 2023
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Mortgage prepayment rate |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
Mortgage servicing rights, key assumptions | 0.08
Discount rate |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
Mortgage servicing rights, key assumptions | 0.13
Delinquency rate |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |
Mortgage servicing rights, key assumptions | 0.09

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