FAIR VALUE MEASUREMENTS (Tables)

6 Months Ended

Apr. 30, 2021

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 April 30, 2021 were as follows:

 

			Fair Value Measurement at April 30, 2021 Using
	April 30, 2021		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)	$	526	$	526	$	—	$	—
Derivative instruments (foreign exchange contracts)	10		—		10		—
Long-term
Trading securities	33		33		—		—
Other investments	43		13		30		—
Total assets measured at fair value	$	612	$	572	$	40	$	—
Liabilities:
Short-term
Derivative instruments (foreign exchange contracts)	$	19	$	—	$	19	$	—
Contingent consideration	47		—		—		47
Long-term
Deferred compensation liability	33		—		33		—
Contingent consideration	49		—		—		49
Total liabilities measured at fair value	$	148	$	—	$	52	$	96

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	$	—
Contingent consideration	—		—		—		—
Long-term
Deferred compensation liability	30		—		30		—
Contingent consideration	—		—		—		—
Total liabilities measured at fair value	$	47	$	—	$	47	$	—