Investments in Unconsolidated Entities (Details Textual) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 30, 2021	Apr. 30, 2020	Apr. 30, 2021	Apr. 30, 2020
Co-venturer [Member] | Minimum [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	15.80%		15.80%
Co-venturer [Member] | Maximum [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Ownership Percentage	50.00%		50.00%
Land Development Joint Ventures [Member] | Equity Method Investee [Member]
Schedule of Equity Method Investments [Line Items]
Revenues	$ 3,500	$ 4,300	$ 7,800	$ 7,800
Rental Joint Ventures, including Trusts i and II [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Realized Gain (Loss) on Disposal	11,500	0	17,500	10,700
Land sales earnings, net	82,600	20,000	140,000	46,400
Home Building Joint Ventures, Total [Member]
Schedule of Equity Method Investments [Line Items]
Other than Temporary Impairment Losses, Investments	$ 0	$ 3,000	$ 2,100	$ 3,000