Fair Value Measurements (Tables)

6 Months Ended

Apr. 29, 2018

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:

	April 29, 2018						October 29, 2017
	Level 1		Level 2		Total		Level 1		Level 2		Total
	(In millions)
Assets:
Money market funds	$	1,894	$	—	$	1,894	$	2,658	$	—	$	2,658
U.S. Treasury and agency securities	166		26		192		192		489		681
Non-U.S. government securities	—		129		129		—		216		216
Municipal securities	—		1,186		1,186		—		1,348		1,348
Commercial paper, corporate bonds and medium-term notes	—		1,085		1,085		—		1,619		1,619
Asset-backed and mortgage-backed securities	—		424		424		—		378		378
Publicly traded equity securities	108		—		108		99		—		99
Total	$	2,168	$	2,850	$	5,018	$	2,949	$	4,050	$	6,999