Fair Value Measurements (Tables)

6 Months Ended

May. 01, 2016

Fair Value Disclosures [Abstract]

Financial assets measured at fair value on a recurring basis

Financial assets (excluding cash balances) measured at fair value on a recurring basis are summarized below:

	May 1, 2016						October 25, 2015
	Level 1		Level 2		Total		Level 1		Level 2		Total
	(In millions)
Assets:
Money market funds	$	1,111	$	—	$	1,111	$	3,272	$	—	$	3,272
U.S. Treasury and agency securities	61		20		81		72		12		84
Non-U.S. government securities	—		9		9		—		69		69
Municipal securities	—		409		409		—		459		459
Commercial paper, corporate bonds and medium-term notes	—		263		263		—		632		632
Asset-backed and mortgage-backed securities	—		275		275		—		262		262
Publicly traded equity securities	55		—		55		45		—		45
Total	$	1,227	$	976	$	2,203	$	3,389	$	1,434	$	4,823