Commitments and Contingencies (Details Textual) $ in Thousands |
Jul. 31, 2018
USD ($)
home_sites
|
Oct. 31, 2017
USD ($)
|
---|---|---|
Long-term Purchase Commitment [Line Items] | ||
Purchase Obligation | $ 2,539,129 | $ 2,235,077 |
Land for Apartment Development Purchase Commitment [Member] | ||
Long-term Purchase Commitment [Line Items] | ||
Purchase Obligation | 190,000 | |
Deposits against Aggregate Purchase Commitments | $ 10,100 | |
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 | 2,300 |