Inventory (Details 3) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2018	Jan. 31, 2017
Inventory Disclosure [Abstract]
Interest capitalized, beginning of period	$ 352,049	$ 369,419
Interest incurred	38,687	41,774
Interest expensed to cost of revenues	(33,885)	(27,928)
Write-off against other income	(716)	(42)
Interest capitalized on investments in unconsolidated entities	(1,711)	(2,394)
Real Estate Inventory Capitalized Interest Transferred to Unconsolidated Entities		(4,030)
Real Estate Inventory Capitalized Interest Unconsolidated Entities Transfer to Inventory	72	81
Interest capitalized, end of period	$ 354,496	$ 376,880