Consolidated Condensed Statements of Stockholders' Equity and Comprehensive Income (Loss) (Unaudited) (USD $) In Millions	Total		Common Stock	Additional Paid-In Capital	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive Income (Loss)
Beginning Balance at Oct. 31, 2010	$ 7,536	[1]	$ 13	$ 5,406	$ 11,511	$ (9,396)	$ 2
Beginning Balance, Shares at Oct. 31, 2010			1,328			537
Components of comprehensive income, net of tax:
Net income	1,471				1,471
Change in unrealized net gain on investments	(2)						(2)
Change in unrealized net gain on derivative instruments	(4)						(4)
Change in defined benefit plan liability	(1)						(1)
Translation adjustments	1						1
Comprehensive income	1,465
Dividends	(304)				(304)
Share-based compensation	110			110
Issuance under stock plans, net of a tax detriment of $5 and other	37			37
Issuance under stock plans, net of a tax detriment of $5 and other, shares	3		10
Common stock repurchases	(293)					(293)
Common stock repurchases, Shares	20		(20)			20
Ending Balance at Jul. 31, 2011	$ 8,551	[1]	$ 13	$ 5,553	$ 12,678	$ (9,689)	$ (4)
Ending Balance, Shares at Jul. 31, 2011			1,318			557

[1] Amounts as of July 31, 2011 are unaudited. Amounts as of October 31, 2010 are derived from the October 31, 2010 audited consolidated financial statements.