Investments in Unconsolidated Entities (Details 1) $ in Thousands	Jan. 31, 2019 USD ($) joint_ventures	Oct. 31, 2018 USD ($)
Schedule of Equity Method Investments [Line Items]
Number of Joint Ventures | joint_ventures	35
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures | $	$ 409,374	$ 431,813
Number of joint venture with funding commitments | joint_ventures	6
Other Commitment | $	$ 28,040
Land Development Joint Ventures [Member]
Schedule of Equity Method Investments [Line Items]
Number of Joint Ventures | joint_ventures	7
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures | $	$ 154,633
Number of joint venture with funding commitments | joint_ventures	3
Home Building Joint Ventures, Total [Member]
Schedule of Equity Method Investments [Line Items]
Number of Joint Ventures | joint_ventures	4
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures | $	$ 63,075
Number of joint venture with funding commitments | joint_ventures	1
Rental Joint Ventures, including the Trust [Member]
Schedule of Equity Method Investments [Line Items]
Number of Joint Ventures | joint_ventures	17
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures | $	$ 174,627
Number of joint venture with funding commitments | joint_ventures	1
Gibraltar Joint Ventures [Member]
Schedule of Equity Method Investments [Line Items]
Number of Joint Ventures | joint_ventures	7
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures | $	$ 17,039
Number of joint venture with funding commitments | joint_ventures	1
Commitment To Advance Or Invest In Affiliates Subsidiaries And Joint Venture [Member] | Land Development Joint Ventures [Member]
Schedule of Equity Method Investments [Line Items]
Other Commitment | $	$ 15,869
Commitment To Advance Or Invest In Affiliates Subsidiaries And Joint Venture [Member] | Home Building Joint Ventures, Total [Member]
Schedule of Equity Method Investments [Line Items]
Other Commitment | $	1,400
Commitment To Advance Or Invest In Affiliates Subsidiaries And Joint Venture [Member] | Rental Joint Ventures, including the Trust [Member]
Schedule of Equity Method Investments [Line Items]
Other Commitment | $	1,150
Commitment To Advance Or Invest In Affiliates Subsidiaries And Joint Venture [Member] | Gibraltar Joint Ventures [Member]
Schedule of Equity Method Investments [Line Items]
Other Commitment | $	$ 9,621