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Financial Instruments and Fair Value Disclosures - (Reconciliation Of Beginning And Ending Balance For The Company's Level 3 Recurring Fair Value Measurements) (Details) - Financial Services - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
May 31, 2021 | May 31, 2020 | May 31, 2021 | May 31, 2020
Mortgage servicing rights |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning balance | $ 1,499 | $ 12,576 | $ 2,113 | $ 24,679
Purchases/loan originations | 20 | 607 | 443 | 1,354
Sales/loan originations sold, including those not settled | 0 | 0 | 0 | 0
Disposals/settlements | (58) | (8,908) | (1,095) | (10,197)
Changes in fair value | 1,141 | (3,037) | 1,141 | (14,598)
Interest and principal paydowns | 0 | 0 | 0 | 0
Ending balance | 2,602 | 1,238 | 2,602 | 1,238
LMF Commercial loans held-for-sale |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Beginning balance | 123,148 | 300,402 | 193,588 | 197,224
Purchases/loan originations | 201,296 | 5,400 | 420,796 | 417,650
Sales/loan originations sold, including those not settled | (155,740) | (143,285) | (438,705) | (457,724)
Disposals/settlements | (7,300) | 0 | (7,300) | 0
Changes in fair value | 2,825 | (2,334) | (3,942) | 3,267
Interest and principal paydowns | (309) | (298) | (517) | (532)
Ending balance | $ 163,920 | 159,885 | $ 163,920 | 159,885
Mortgage Servicing Rights Servicing Portfolio |  |  |  |
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |  |  |
Disposals/settlements |  | $ (7,500) |  | $ (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 A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + 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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- Definition Amount of settlement of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258 + Details
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