Inventory (Details 3) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2020	Oct. 31, 2019	Oct. 31, 2018
Real estate inventory capitalized interest costs [Line Items]
Interest capitalized, beginning of period	$ 311,323	$ 319,364	$ 352,049
Interest incurred	172,530	178,035	165,977
Interest expensed to cost of revenues			(190,734)
Write-off against other income	(2,440)	0	(3,760)
Capitalized interest on investments in unconsolidated entities	(3,835)	(4,571)	(7,220)
Previously capitalized interest in unconsolidated entities transferred to inventory	215	5,327	3,052
Interest capitalized, end of period	297,975	311,323	319,364
Home Building [Member]
Real estate inventory capitalized interest costs [Line Items]
Interest expensed to cost of revenues	(174,375)	(185,045)
Land [Member]
Real estate inventory capitalized interest costs [Line Items]
Interest expensed to cost of revenues	$ (5,443)	$ (1,787)	$ 0