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Commitments and Contingencies (Details Textual)
$ in Thousands
Jan. 31, 2020
USD ($)
home_sites
Oct. 31, 2019
USD ($)
Long-term Purchase Commitment [Line Items]    
Purchase Obligation $ 2,726,787 $ 2,360,726
Land for Apartment Development Purchase Commitment [Member]    
Long-term Purchase Commitment [Line Items]    
Purchase Obligation 247,100  
Deposits against Aggregate Purchase Commitments $ 11,100  
Land Development Joint Ventures [Member] | Commitment To Acquire Home Sites [Member]    
Long-term Purchase Commitment [Line Items]    
Unrecorded Unconditional Purchase Obligation, Maximum Quantity | home_sites 2,500