Basis of Presentation Prior Period Reclassification (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
	Jul. 31, 2015	Jul. 31, 2015	Oct. 31, 2015
Cost of Sales [Member]
Prior Period Reclassification Adjustment	$ 9,130	$ 28,049
Prepaid Expenses and Other Current Assets [Member]
Prior Period Reclassification Adjustment		31,616
Other Assets [Member]
Prior Period Reclassification Adjustment		$ 1,879
Property, Plant and Equipment [Member]
Prior Period Reclassification Adjustment			$ 7,433