Inventory (Details 3) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2015	Jul. 31, 2014	Jul. 31, 2015	Jul. 31, 2014
Inventory Disclosure [Abstract]
Interest capitalized, beginning of period	$ 372,894	$ 367,135	$ 356,180	$ 343,077
Interest incurred	37,438	40,638	117,896	123,267
Interest expensed to cost of revenues	(36,989)	(37,181)	(94,942)	(91,766)
Write-off against other income	(1,057)	(836)	(2,795)	(1,876)
Interest capitalized on investments in unconsolidated entities	(1,324)	(2,341)	(6,149)	(7,098)
Previously capitalized interest on investments in unconsolidated entities transferred to inventory	15,143	0	15,915	1,811
Interest capitalized, end of period	$ 386,105	$ 367,415	$ 386,105	$ 367,415