Homebuilding Senior Notes and Other Debts Payable (Narrative) (Details) - Homebuilding - USD ($)
Feb. 28, 2022
Nov. 30, 2021
Debt Instrument [Line Items]    
Senior notes and other debts payable, net [1] $ 4,639,222,000 $ 4,652,338,000
Unsecured revolving credit facility | Credit Agreement    
Debt Instrument [Line Items]    
Maximum borrowings 2,500,000,000  
Accordion feature 300,000,000  
Maximum borrowing capacity after accordion feature 2,800,000,000  
Letter of Credit | Credit Agreement    
Debt Instrument [Line Items]    
Maximum borrowings 500,000,000  
Senior Notes    
Debt Instrument [Line Items]    
Debt issuance cost $ 10,100,000 $ 11,000,000
[1] As of February 28, 2022, total liabilities include $236.4 million related to consolidated VIEs as to which there was no recourse against the Company, of which $23.8 million is included in Homebuilding accounts payable, $182.7 million in Homebuilding liabilities related to consolidated inventory not owned, $18.4 million in Homebuilding senior notes and other debts payable, $7.8 million in Homebuilding other liabilities and $3.8 million in Multifamily liabilities.As of November 30, 2021, total liabilities include $258.5 million related to consolidated VIEs as to which there was no recourse against the Company, of which $26.6 million is included in Homebuilding accounts payable, $196.6 million in Homebuilding liabilities related to consolidated inventory not owned, $20.1 million in Homebuilding senior notes and other debt payable, $12.3 million in Homebuilding other liabilities and $2.8 million in Multifamily liabilities.