Fair Value Disclosures (Details Textual) $ in Thousands	12 Months Ended
	Oct. 31, 2020 USD ($) numberOfCommunities	Oct. 31, 2019 USD ($)	Oct. 31, 2018 USD ($)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Inventory Write-down	$ 55,883	$ 42,360	$ 35,156
Land Owned for Future Communities [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Inventory Write-down	31,669		2,185
Land Owned for Future Communities [Member] | Minimum [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Sales Price Per Lot	33
Land Owned for Future Communities [Member] | Maximum [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Sales Price Per Lot	180
Land Owned for Future Communities [Member] | Fair Value, Nonrecurring [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Inventory Write-down	$ 31,700	$ 0	$ 2,200
Number of Communities impaired | numberOfCommunities	9
Fair Value Of Communities Net Of Impairment Charges	$ 21,800