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

No definition available.

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- 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

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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

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Data Type:	xbrli:monetaryItemType
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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

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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

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

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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

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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

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

- Definition

Amount of paid and unpaid cash, stock, and paid-in-kind (PIK) dividends declared, for example, but not limited to, common and preferred stock.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 405
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6957935&loc=d3e64057-112817

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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

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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_LongtermDebtTypeAxis=us-gaap_LineOfCreditMember
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

Name:	us-gaap_ShortTermDebtTypeAxis=us-gaap_CommercialPaperMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

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

- Details

Name:	us-gaap_CreditFacilityAxis=hpe_UnitedStatesCommercialPaperProgramMember
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Balance Type:
Period Type:

- Details

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

- Details

Name:	dei_LegalEntityAxis=hpe_HewlettPackardInternationalBankPLCMember
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Data Type:	na
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- Details

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- Details

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Borrowings - Interest Expense and Other (Details)		3 Months Ended
Borrowings - Interest Expense and Other (Details)	Nov. 01, 2015 USD ($)	Jan. 31, 2017 USD ($) commercial_paper_program	Nov. 23, 2016 USD ($)
Debt Instrument [Line Items]
Face amount of debt instrument			$ 14,600,000,000
Senior Notes
Debt Instrument [Line Items]
Interest rate swap value		$ 9,500,000,000
Line of Credit [Member]
Debt Instrument [Line Items]
Face amount of debt instrument		2,000,000,000
Line of Credit [Member]
Debt Instrument [Line Items]
Available borrowing resources		$ 1,740,000,000
Unsecured revolving credit facility
Debt Instrument [Line Items]
Amount available under credit facility	$ 4,000,000,000
Term of credit facility	5 years
Unsecured revolving credit facility \| Maximum
Debt Instrument [Line Items]
Credit agreement extension terms		two one-year periods
FS Commercial paper
Debt Instrument [Line Items]
Available borrowing resources		$ 4,164,000,000
Maximum borrowing capacity approved by the Board of Directors		$ 4,000,000,000
Hewlett-Packard Enterprise \| FS Commercial paper
Debt Instrument [Line Items]
Number of commercial paper programs \| commercial_paper_program		2
Hewlett-Packard Enterprise \| FS Commercial paper \| U.S. program
Debt Instrument [Line Items]
Maximum borrowing capacity under credit facility		$ 4,000,000,000
Hewlett-Packard Enterprise \| FS Commercial paper \| Euro program
Debt Instrument [Line Items]
Amount of additional commercial paper authorization for subsidiaries		500,000,000
Maximum borrowing capacity under credit facility		3,000,000,000
Hewlett-Packard International Bank PLC \| FS Commercial paper \| Euro Commercial Paper/Certificate of Deposit Programme
Debt Instrument [Line Items]
Maximum borrowing capacity under credit facility		500,000,000
HP, Inc.
Debt Instrument [Line Items]
Dividends		$ 3,000,000,000