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Financial Instruments and Fair Value Disclosures - (Mortgage Servicing Rights Unobservable Inputs) (Details) - Financial Services - Level 3 | Aug. 31, 2022 | Nov. 30, 2021
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Mortgage prepayment rate |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Unobservable inputs for valuation of mortgage servicing rights | 0.08 | 0.13
Discount rate |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Unobservable inputs for valuation of mortgage servicing rights | 0.13 | 0.13
Delinquency rate |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Unobservable inputs for valuation of mortgage servicing rights | 0.07 | 0.04

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- Definition Value of input used to measure servicing asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb)(2) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 + Details
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