Description of the extension terms, subject to satisfaction of certain conditions.

No definition available.

Name:	hpe_DebtInstrumentExtensionTerms
Namespace Prefix:	hpe_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Value of interest rate swaps entered into to reduce the exposure of aggregate principal fixed rate senior notes to changes in fair value resulting from changes in interest expense.

+ References

No definition available.

+ Details

Name:	hpe_InterestRateSwapValue
Namespace Prefix:	hpe_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of additional borrowing capacity authorized for subsidiaries in excess of maximum amount.

+ References

No definition available.

+ Details

Name:	hpe_LineOfCreditFacilityAdditionalAuthorizationForSubsidiariesInExcessOfMaximumBorrowingCapacity
Namespace Prefix:	hpe_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility approved by the Entity's Board of Directors without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

No definition available.

+ Details

Name:	hpe_LineOfCreditFacilityMaximumBoardApprovedAmount
Namespace Prefix:	hpe_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Represents the number of commercial paper programs maintained by the entity.

+ References

No definition available.

+ Details

Name:	hpe_NumberOfCommercialPaperProgramsMaintained
Namespace Prefix:	hpe_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_SecuredDebtMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_LineOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=hpe_UnsecuredRevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=hpe_HewlettPackardEnterpriseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=hpe_UnitedStatesCommercialPaperProgramMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=hpe_EuroCommercialPaperProgramMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=hpe_HewlettPackardInternationalBankPLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
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- Details

Name:	us-gaap_CreditFacilityAxis=hpe_EuroCommercialPaperCertificateOfDepositProgrammeMember
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Borrowings- Interest Expense and Other (Details) $ in Millions	Nov. 01, 2015 USD ($)	Apr. 30, 2016 USD ($) item	Sep. 30, 2012 USD ($)
Senior Notes
Debt instruments
Interest rate swaps value		$ 9,500
Credit facilities
Debt instruments
Available borrowing resources		1,822
Unsecured revolving credit facility
Debt instruments
Amount available under credit facility	$ 4,000
Term of credit facility	5 years
Unsecured revolving credit facility \| Maximum
Debt instruments
Credit agreement extension terms	two one-year periods
Commercial paper
Debt instruments
Maximum borrowing capacity approved by the Board of Directors		4,000
Available borrowing resources		$ 4,212
Hewlett-Packard Enterprise \| Commercial paper
Debt instruments
Number of commercial paper programs \| item		2
Hewlett-Packard Enterprise \| Commercial paper \| U.S. program
Debt instruments
Maximum borrowing capacity under credit facility		$ 4,000
Hewlett-Packard Enterprise \| Commercial paper \| Euro program
Debt instruments
Maximum borrowing capacity under credit facility		3,000	$ 3,000
Amount of additional commercial paper authorization for subsidiaries		500
Hewlett-Packard International Bank PLC \| Commercial paper \| Euro Commercial Paper/Certificate of Deposit Programme
Debt instruments
Maximum borrowing capacity under credit facility		$ 500