Fair Value Measurements (Tables)

3 Months Ended

Oct. 28, 2012

Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]

Fair Value Measurements Of Assets And Liabilities

The following table presents the company’s financial assets and liabilities that are measured at fair value on a recurring basis as of October 28, 2012, and July 29, 2012, consistent with the fair value hierarchy:

	Fair Value as of October 28, 2012		Fair Value Measurements at October 28, 2012 Using Fair Value Hierarchy						Fair Value as of July 29, 2012		Fair Value Measurements at July 29, 2012 Using Fair Value Hierarchy
			Level 1		Level 2		Level 3				Level 1		Level 2		Level 3
Assets
Interest rate swaps(1)	$	9	$	—	$	9	$	—	$	13	$	—	$	13	$	—
Forward starting interest rate swaps(1)	4		—		4		—		2		—		2		—
Foreign exchange forward contracts(2)	1		—		1		—		2		—		2		—
Cross-currency swap contracts(3)	8		—		8		—		19		—		19		—
Commodity derivative contracts(4)	6		6		—		—		8		8		—		—
Deferred compensation derivative contracts(5)	—		—		—		—		1		—		1		—
Total assets at fair value	$	28	$	6	$	22	$	—	$	45	$	8	$	37	$	—

	Fair Value as of October 28, 2012		Fair Value Measurements at October 28, 2012 Using Fair Value Hierarchy						Fair Value as of July 29, 2012		Fair Value Measurements at July 29, 2012 Using Fair Value Hierarchy
			Level 1		Level 2		Level 3				Level 1		Level 2		Level 3
Liabilities
Foreign exchange forward contracts(2)	$	1	$	—	$	1	$	—	$	—	$	—	$	—	$	—
Cross-currency swap contracts(3)	76		—		76		—		79		—		79		—
Commodity derivative contracts(4)	3		3		—		—		4		4		—		—
Deferred compensation derivative contracts(5)	1		—		1		—		—		—		—		—
Deferred compensation obligation(6)	115		115		—		—		109		109		—		—
Total liabilities at fair value	$	196	$	118	$	78	$	—	$	192	$	113	$	79	$	—

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(1) Based on LIBOR swap rates.

(2) Based on observable market transactions of spot currency rates and forward rates.

(3) Based on observable local benchmarks for currency and interest rates.

(4) Based on quoted futures exchanges.

(5) Based on LIBOR and equity index swap rates.

(6) Based on the fair value of the participants’ investments.