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Basis of Presentation - Narrative (Details) - USD ($) shares in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Aug. 31, 2022 | Aug. 31, 2021 | Aug. 31, 2022 | Aug. 31, 2021 | Nov. 30, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Cash and cash equivalents held in escrow | $ 655,700,000 |  | $ 655,700,000 |  | $ 940,400,000
Cash and cash equivalents held in escrow, deposit period | 2 days |  |  |  |
Homebuilding |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Sales incentive per home | $ 12,300 | $ 7,300 | $ 9,500 | $ 9,300 |
Sales incentive per home, percent of sales revenue | 2.50% | 1.70% | 1.90% | 2.20% |
Nonvested shares |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Nonvested shares granted (in shares) |  |  | 1.4 | 1.4 |

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- Definition The designation of funds furnished by a borrower to a lender to assure future payments of the borrower's real estate taxes and insurance obligations with respect to a mortgaged property. Escrow deposits may be made for a variety of other purposes such as earnest money and contingent payments. This element excludes replacement reserves which are an escrow separately provided for within the US GAAP taxonomy. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.10) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 954 -SubTopic 440 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6491277&loc=d3e6429-115629 + Details
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