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FAIR VALUE MEASUREMENTS (Tables)

12 Months Ended

Oct. 31, 2020

Fair Value Disclosures [Abstract]

Fair Value Assets And Liabilities Measured On Recurring Basis

Financial assets and liabilities measured at fair value on a recurring basis as of October 31, 2020 were as follows:

									Fair Value Measurement at October 31, 2020 Using
			October 31, 2020						Quoted Prices in Active Markets for Identical Assets (Level 1)						Significant Other Observable Inputs (Level 2)						Significant Unobservable Inputs (Level 3)
			(in millions)
Assets:
Short-term
Cash equivalents (money market funds)			$	740					$	740					$	—					$	—
Derivative instruments (foreign exchange contracts)			2						—						2						—
Long-term
Trading securities			30						30						—						—
Other investments			25						—						25						—
Total assets measured at fair value			$	797					$	770					$	27					$	—
Liabilities:
Short-term
Derivative instruments (foreign exchange contracts)			$	17					$	—					$	17					$	—
Long-term
Deferred compensation liability			30						—						30						—
Total liabilities measured at fair value			$	47					$	—					$	47					$	—

Financial assets and liabilities measured at fair value on a recurring basis as of October 31, 2019 were as follows:

									Fair Value Measurement at October 31, 2019 Using
			October 31, 2019						Quoted Prices in Active Markets for Identical Assets (Level 1)						Significant Other Observable Inputs (Level 2)						Significant Unobservable Inputs (Level 3)
			(in millions)
Assets:
Short-term
Cash equivalents (money market funds)			$	784					$	784					$	—					$	—
Derivative instruments (foreign exchange contracts)			12						—						12						—
Long-term
Trading securities			30						30						—						—
Other investments			25						—						25						—
Total assets measured at fair value			$	851					$	814					$	37					$	—
Liabilities:
Short-term
Derivative instruments (foreign exchange contracts)			$	6					$	—					$	6					$	—
Long-term
Deferred compensation liability			30						—						30						—
Total liabilities measured at fair value			$	36					$	—					$	36					$	—

Impairment of Long-lived assets included in net income

For assets measured at fair value on a non-recurring basis, the following table summarizes the impairments included in net income for the years ended October 31, 2020, 2019 and 2018:

			Years Ended October 31,
			2020						2019						2018
			(in millions)
Long-lived assets held and used			$	98					$	—					$	21
Long-lived assets held for sale			$	—					$	—					$	—

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- Definition

For long-lived assets of an entity, disclosures may include a description of the impaired long-lived asset and facts and circumstances leading to the impairment, amount of the impairment loss and where the loss is located in the income statement, method(s) for determining fair value, and the segment in which the impaired long-lived asset is reported.

+ References

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- Definition

Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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