v3.7.0.1

Related Party Transactions and Former Parent Company Investment (Details) $ in Millions | 1 Months Ended
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Dec. 31, 2015 USD ($)
Former Parent Company of reporting entity |
Related Party Transactions |
Final cash allocation from former Parent | $ 526

X
- Definition Amount of cash allocation transferred (from) or to outside entity in transactions based on projected cash requirements of the Company. + References No definition available. + Details
Name: | hpe_CashAllocationTransfersToFromOutsideEntity
Namespace Prefix: | hpe_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- 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_RelatedPartyTransactionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_RelatedPartyTransactionsByRelatedPartyAxis=hpe_FormerParentCompanyOfReportingEntityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |