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Financial Instruments and Fair Value Disclosures - (Carrying Amounts And Estimated Fair Value Of Financial Instruments) (Details) - USD ($) $ in Thousands | May 31, 2022 | Nov. 30, 2021
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Financial Services | Level 3 | Carrying Amount |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Loans receivable and loans held-for-investment | $ 28,231 | $ 44,582
Investments held-to-maturity | 155,820 | 157,808
Financial Services | Level 3 | Fair Value |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Loans receivable and loans held-for-investment | 28,242 | 44,594
Investments held-to-maturity | 164,389 | 184,495
Financial Services | Level 2 | Carrying Amount |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Notes and other debts payable | 1,321,965 | 1,726,026
Financial Services | Level 2 | Fair Value |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Notes and other debts payable | 1,321,429 | 1,726,860
Homebuilding | Level 2 | Carrying Amount |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Notes and other debts payable | 4,645,791 | 4,652,338
Homebuilding | Level 2 | Fair Value |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Notes and other debts payable | 4,716,607 | 5,046,721
Multifamily | Level 2 | Carrying Amount |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Notes payable | 16,631 | 0
Multifamily | Level 2 | Fair Value |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Notes payable | $ 16,631 | $ 0

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