Fair Value (Tables)

12 Months Ended

Oct. 31, 2022

Fair Value Disclosures [Abstract]

Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis

The following table presents HP’s assets and liabilities that are measured at fair value on a recurring basis:

	As of October 31, 2022								As of October 31, 2021
	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
Corporate debt	$	—	$	904	$	—	$	904	$	—	$	1,112	$	—	$	1,112
Government debt(1)	1,289		—		—		1,289		1,931		—		—		1,931
Available-for-Sale Investments
Financial institution instruments	—		5		—		5		—		5		—		5
Marketable equity securities and mutual funds	17		41		—		58		15		56		—		71
Derivative Instruments
Foreign currency contracts	—		1,088		—		1,088		—		277		—		277
Other derivatives	—		2		—		2		—		5		—		5
Total assets	$	1,306	$	2,040	$	—	$	3,346	$	1,946	$	1,455	$	—	$	3,401
Liabilities:
Derivative Instruments
Interest rate contracts	$	—	$	78	$	—	$	78	$	—	$	24	$	—	$	24
Foreign currency contracts	—		295		—		295		—		203		—		203
Other derivatives	—		1		—		1		—		—		—		—
Total liabilities	$	—	$	374	$	—	$	374	$	—	$	227	$	—	$	227

 (1) Government debt includes instruments such as U.S. treasury notes, U.S. agency securities and non-U.S. government bonds. Money market funds invested in government debt and traded in active markets are included in Level 1.