Fair Value (Tables)

6 Months Ended

Apr. 30, 2020

Fair Value Disclosures [Abstract]

Schedule of 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 April 30, 2020								As of October 31, 2019
	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	$	—	$	2,945	$	—	$	2,945	$	—	$	803	$	—	$	803
Money market funds	521		—		—		521		859		—		—		859
Foreign bonds	—		85		—		85		7		126		—		133
Other debt securities	—		—		22		22		—		—		32		32
Derivative Instruments:
Interest rate contracts	—		246		—		246		—		73		—		73
Foreign exchange contracts	—		641		—		641		—		392		—		392
Other derivatives	—		9		—		9		—		3		—		3
Total assets	$	521	$	3,926	$	22	$	4,469	$	866	$	1,397	$	32	$	2,295
Liabilities
Derivative Instruments:
Interest rate contracts	$	—	$	5	$	—	$	5	$	—	$	11	$	—	$	11
Foreign exchange contracts	—		85		—		85		—		136		—		136
Other derivatives	—		1		—		1		—		—		—		—
Total liabilities	$	—	$	91	$	—	$	91	$	—	$	147	$	—	$	147