v3.7.0.1

Related Party Transactions and Former Parent Company Investment (Details) $ in Millions	1 Months Ended
	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: