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Financial Instruments and Fair Value Disclosure (Reconciliation of Beginning and Ending Balance of the Company's Level 3 Recurring Fair Value Measurements (Details) - Financial Services $ in Thousands | 12 Months Ended
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Nov. 30, 2021 USD ($) transaction | Nov. 30, 2020 USD ($) transaction
Fair Value Assets Measures on Recurring Basis, Unobservable Inputs [Roll Forward] |  |
Number of securitizations | transaction | 6 | 5
Mortgage servicing rights |  |
Fair Value Assets Measures on Recurring Basis, Unobservable Inputs [Roll Forward] |  |
Beginning of year | $ 2,113 | $ 24,679
Purchases/loan originations | 584 | 2,378
Sales/loan originations sold, including those not settled | 0 | 0
Disposals/settlements | (1,365) | (10,322)
Changes in fair value | 1,160 | (14,622)
Interest and principal paydowns | 0 | 0
End of year | 2,492 | 2,113
Loans held-for-sale |  |
Fair Value Assets Measures on Recurring Basis, Unobservable Inputs [Roll Forward] |  |
Beginning of year | 193,588 | 197,224
Purchases/loan originations | 774,905 | 703,777
Sales/loan originations sold, including those not settled | (931,023) | (705,089)
Disposals/settlements | (35,837) | 0
Changes in fair value | (388) | (25)
Interest and principal paydowns | (1,177) | (2,299)
End of year | 68 | 193,588
Asset converted to loans-held-for sale | 7,300 |
Loans Held For Sale, Excluding Securitizations |  |
Fair Value Assets Measures on Recurring Basis, Unobservable Inputs [Roll Forward] |  |
Disposals/settlements | $ (28,500) |
Mortgage servicing rights, servicing portfolio |  |
Fair Value Assets Measures on Recurring Basis, Unobservable Inputs [Roll Forward] |  |
Disposals/settlements |  | $ (7,500)

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- Definition Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases and Issuances + References No definition available. + Details
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- Definition Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3). + 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 (c)(1) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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