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Financial Instruments and Fair Value Disclosures - (Communities with Indicators for Impairment) (Details)
$ in Thousands
 3 Months Ended
Feb. 29, 2024
USD ($)
community
Feb. 28, 2023
USD ($)
community
Fair Value, Assets and Liabilities Measured on a Recuring and Nonrecurring Basis [Line Items]    
Active communities 1,227 1,210
Number of Communities with potential indicator of impairment 31 27
Number of communities with valuation adjustments 2 0
Valuation adjustments | $ $ (1,521) $ 0
Level 3    
Fair Value, Assets and Liabilities Measured on a Recuring and Nonrecurring Basis [Line Items]    
Fair value of communities with valuation adjustments | $ $ 4,863 $ 0