Fair Value Measurements (Tables)

12 Months Ended

Oct. 28, 2012

Fair Value Disclosures [Abstract]

Financial assets/liabilities measured at fair value on a recurring basis

Financial assets and liabilities (excluding cash balances) measured at fair value on a recurring basis are summarized below as of October 28, 2012 and October 30, 2011:

	October 28, 2012						October 30, 2011
	Level 1		Level 2		Total		Level 1		Level 2		Total
	(In millions)
Assets:
Money market funds	$	483	$	—	$	483	$	5,663	$	—	$	5,663
U.S. Treasury and agency securities	128		246		374		109		76		185
Non-U.S. government securities	—		29		29		—		40		40
Municipal securities	—		431		431		—		373		373
Commercial paper, corporate bonds and medium-term notes	—		384		384		—		218		218
Asset-backed and mortgage-backed securities	—		298		298		—		309		309
Publicly traded equity securities	47		—		47		27		—		27
Total	$	658	$	1,388	$	2,046	$	5,799	$	1,016	$	6,815
Liabilities:
Deferred compensation	$	7	$	—	$	7	$	—	$	—	$	—
Total	$	7	$	—	$	7	$	—	$	—	$	—