Stockholders' Deficit - Schedule of Changes and Reclassifications Related to Other Comprehensive Income, Net of Taxes Footnotes (Details) (Details) - USD ($) $ in Millions	3 Months Ended
	Jan. 31, 2017	Jan. 31, 2016
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net revenue	$ (12,684)	$ (12,246)
Cost of revenue	10,436	9,961
Interest and other, net	81	94
Total	(611)	(592)
Net unrealized gains (losses) on cash flow hedges | Reclassifications of losses (gains) into earnings
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net revenue	(76)	(78)
Cost of revenue	0	40
Interest and other, net	5	4
Total	$ (71)	$ (34)