Financial Instruments (Tables)

12 Months Ended

Oct. 31, 2015

Financial Instruments

Schedule of cash equivalents and available-for-sale investments

	As of October 31, 2015								As of October 31, 2014
	Cost		Gross Unrealized Gain		Gross Unrealized Loss		Fair Value		Cost		Gross Unrealized Gain		Gross Unrealized Loss		Fair Value
	In millions
Cash Equivalents:
Time deposits	$	1,111	$	—	$	—	$	1,111	$	1,735	$	—	$	—	$	1,735
Money market funds	4,303		—		—		4,303		9,166		—		—		9,166
Total cash equivalents	5,414		—		—		$	5,414	10,901		—		—		10,901
Available-for-Sale Investments:
Debt securities:
Foreign bonds	32		10		—		42		95		29		—		124
Other debt securities	2		—		—		2		51		—		(14)		37
Total debt securities	34		10		—		44		146		29		(14)		161
Equity securities:
Equity securities in public companies	1		4		—		5		3		4		—		7
Total equity securities	1		4		—		5		3		4		—		7
Total available-for-sale investments	35		14		—		49		149		33		(14)		168
Total cash equivalents and available-for-sale investments	$	5,449	$	14	$	—	$	5,463	$	11,050	$	33	$	(14)	$	11,069

Schedule of contractual maturities of investments in available-for-sale debt securities

	As of October 31, 2015
	Amortized Cost		Fair Value
	In millions
Due in one year	$	—	$	—
Due in one to five years	2		2
Due in more than five years	32		42
	$	34	$	44

Schedule of gross notional and fair value of derivative financial instruments in the Consolidated Balance Sheets

	As of October 31, 2015										As of October 31, 2014
	Outstanding Gross Notional		Other Current Assets		Other Non-Current Assets		Other Accrued Liabilities		Other Non-Current Liabilities		Outstanding Gross Notional		Other Current Assets		Other Non-Current Assets		Other Accrued Liabilities		Other Non-Current Liabilities
	In millions
Derivatives designated as hedging instruments
Fair value hedges:
Interest rate contracts	$	3,175	$	1	$	37	$	—	$	—	$	10,800	$	3	$	102	$	—	$	55
Cash flow hedges:
Foreign currency contracts	10,859		171		10		165		79		12,758		344		8		106		88
Total derivatives designated as hedging instruments	14,034		172		47		165		79		23,558		347		110		106		143
Derivatives not designated as hedging instruments
Foreign currency contracts	8,955		33		1		37		23		20,405		74		—		74		7
Other derivatives	173		5		—		—		—		241		4		—		—		—
Total derivatives not designated as hedging instruments	9,128		38		1		37		23		20,646		78		—		74		7
Total derivatives	$	23,162	$	210	$	48	$	202	$	102	$	44,204	$	425	$	110	$	180	$	150

Schedule of information related to the potential effect of entity's master netting agreements and collateral security agreements

	In the Consolidated Balance Sheets
	(i)		(ii)		(iii) = (i)–(ii)		(iv)		(v)			(vi) = (iii)–(iv)–(v)
	Gross		Gross				Gross Amounts Not Offset
	Amount Recognized		Amount Offset		Net Amount Presented		Derivatives		Financial Collateral			Net Amount
	In millions
As of October 31, 2015
Derivative assets	$	258	$	—	$	258	$	162	$	9	(1)	$	87
Derivative liabilities	$	304	$	—	$	304	$	162	$	—		$	142
As of October 31, 2014
Derivative assets	$	535	$	—	$	535	$	263	$	407	(1)	$	(135)
Derivative liabilities	$	330	$	—	$	330	$	263	$	29	(2)	$	38

(1) Represents the cash collateral posted by counterparties as of the respective reporting date for HP’s asset position, net of derivative amounts that could be offset, as of, generally, two business days prior to the respective reporting date.

(2) Represents the collateral posted by HP through re-use of counterparty cash collateral as of the respective reporting date for HP’s liability position, net of derivative amounts that could be offset, as of, generally, two business days prior to the respective reporting date.

Schedule of pre-tax effect of derivative instruments and related hedged items in a fair value hedging relationship

	(Loss) Gain Recognized in Income on Derivative Instruments and Related Hedged Items
Derivative Instrument	Location		2015		2014		2013		Hedged Item	Location	2015		2014			2013
		In millions									In millions
Interest rate contracts	Interest and other, net		$	(12)	$	1	$	(242)	Fixed-rate debt	Interest and other, net	$	12	$	(1)	$		242

Schedule of pre-tax effect of derivative instruments in cash flow and net investment hedging relationships

	Gain (Loss) Recognized in OCI on Derivatives (Effective Portion)						Gain (Loss) Reclassified from Accumulated OCI Into Earnings (Effective Portion)
	2015		2014		2013		Location	2015		2014		2013
	In millions							In millions
Cash flow hedges:
Foreign currency contracts	$	610	$	226	$	(279)	Net revenue	$	995	$	(17)	$	2
							Cost of revenue	(156)		(74)		(164)
							Other operating expenses	(3)		—		3
							Interest and other, net	(4)		—		—
Continuing Operations		610		226		(279)	Continuing Operations		832		(91)		(159)
Discontinued Operations		481		111		36	Discontinued Operations		480		(60)		53
Total	$	1,091	$	337	$	(243)	Total	$	1,312	$	(151)	$	(106)
Net investment hedges:
Foreign currency contracts							Interest and other, net
Continuing Operations	$	—	$	—	$	—	Continuing Operations	$	—	$	—	$	—
Discontinued Operations		228		57		38	Discontinued Operations		—		—		—
Total	$	228	$	57	$	38	Total	$	—	$	—	$	—

Schedule of pre-tax effect of derivative instruments not designated as hedging instruments on the Consolidated Statements of Earnings

	Gain (Loss) Recognized in Income on Derivatives
	Location	2015		2014		2013
		In millions
Foreign currency contracts	Interest and other, net	$	293	$	(63)	$	213
Other derivatives	Interest and other, net	(1)		—		8
Total		$	292	$	(63)	$	221