Inventory (Details 3) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Jan. 31, 2014	Jan. 31, 2013
Inventory Disclosure [Abstract]
Interest capitalized, beginning of period	$ 343,077	$ 330,581
Interest incurred	39,944	31,748
Interest expensed to cost of revenues	(25,440)	(19,974)
Interest Expenses	0	0
Write-off against other income	(317)	(88)
Capitalized interest on investments in unconsolidated entities	(2,457)	(1,363)
Previously capitalized interest in unconsolidated entities transferred to inventory	1,811
Interest capitalized, end of period	$ 356,618	$ 340,904