Fair Value (Tables)

12 Months Ended

Jul. 27, 2013

Fair Value Disclosures [Abstract]

Assets And Liabilities Measured At Fair Value On A Recurring Basis

The following tables present assets and liabilities measured at fair value on a recurring basis as of July 27, 2013 and July 28, 2012 (in millions):

	JULY 27, 2013 FAIR VALUE MEASUREMENTS						JULY 28, 2012 FAIR VALUE MEASUREMENTS
	Level 1		Level 2		Total Balance		Level 1		Level 2		Level 3		Total Balance
Assets
Cash equivalents:
Money market funds	$	6,045	$	—	$	6,045	$	2,506	$	—	$	—	$	2,506
Available-for-sale investments:
U.S. government securities	—		27,823		27,823		—		24,241		—		24,241
U.S. government agency securities	—		3,089		3,089		—		5,388		—		5,388
Non-U.S. government and agency securities	—		1,095		1,095		—		1,638		—		1,638
Corporate debt securities	—		7,881		7,881		—		6,030		—		6,030
Publicly traded equity securities	2,797		—		2,797		1,620		—		—		1,620
Derivative assets	—		182		182		—		263		1		264
Total	$	8,842	$	40,070	$	48,912	$	4,126	$	37,560	$	1	$	41,687
Liabilities:
Derivative liabilities	$	—	$	171	$	171	$	—	$	42	$	—	$	42
Total	$	—	$	171	$	171	$	—	$	42	$	—	$	42

Reconciliation For All Assets Measured At Fair Value On A Recurring Basis Using Significant Unobservable Inputs (Level 3)

The following table presents a reconciliation for all assets measured at fair value on a recurring basis using significant unobservable inputs (Level 3) for the year ended July 28, 2012 (in millions):

	Asset-Backed Securities			Derivative Assets			Total
Balance at July 30, 2011	$	121		$	2		$	123
Total gains and losses (realized and unrealized):
Included in other income (loss), net	3			—			3
Included in other comprehensive income	(3		)	—			(3		)
Sales	(14		)	(1		)	(15		)
Transfer into Level 2	(107		)	—			(107		)
Balance at July 28, 2012	$	—		$	1		$	1

The Company’s asset-backed securities, prior to being sold, were reclassified from Level 3 to Level 2 during fiscal 2012, as circumstances indicated an increase in market activity, and related observable market data was available for these financial assets.

Fair Value On A Nonrecurring Basis

The following tables present the Company’s financial instruments and nonfinancial assets that were measured at fair value on a nonrecurring basis during the indicated periods and the related recognized gains and losses for the periods (in millions):

	July 27, 2013					July 28, 2012					July 30, 2011
	Net Carrying Value as of Year End		Total Gains (Losses) for the Year Ended			Net Carrying Value as of Year End		Total Gains (Losses) for the Year Ended			Net Carrying Value as of Year End		Total Gains (Losses) for the Year Ended
Assets held for sale	$	1	$	(1	)	$	63	$	(413	)	$	20	$	(38	)
Investments in privately held companies	$	63	(31		)	$	47	(23		)	$	13	(10		)
Purchased intangible assets	$	—	—			$	—	(12		)	$	—	(164		)
Manufacturing operations held for sale	$	—	—			$	—	—			$	167	(61		)
Gains on assets no longer held at end of fiscal year			75					14					—
Total gains (losses) for nonrecurring measurements			$	43				$	(434	)			$	(273	)