Fair Value (Tables)

12 Months Ended

Oct. 31, 2018

Fair Value Disclosures [Abstract]

Assets and Liabilities Measured at Fair Value on a Recurring Basis

The following table presents the Company's assets and liabilities that are measured at fair value on a recurring basis:

	As of October 31, 2018								As of October 31, 2017
	Fair Value Measured Using								Fair Value Measured Using
	Level 1		Level 2		Level 3		Total		Level 1		Level 2		Level 3		Total
	In millions
Assets
Cash Equivalents and Investments:
Time deposits	$	—	$	781	$	—	$	781	$	—	$	1,159	$	—	$	1,159
Money market funds	2,340		—		—		2,340		5,592		—		—		5,592
Foreign bonds	7		124		—		131		9		214		—		223
Other debt securities	—		—		25		25		—		—		26		26
Derivative Instruments:
Foreign exchange contracts	—		496		—		496		—		259		—		259
Other derivatives	—		—		—		—		—		1		—		1
Total assets	$	2,347	$	1,401	$	25	$	3,773	$	5,601	$	1,633	$	26	$	7,260
Liabilities
Derivative Instruments:
Interest rate contracts	$	—	$	353	$	—	$	353	$	—	$	142	$	—	$	142
Foreign exchange contracts	—		117		—		117		—		335		—		335
Other derivatives	—		6		—		6		—		—		—		—
Total liabilities	$	—	$	476	$	—	$	476	$	—	$	477	$	—	$	477