Document and Entity Information - shares	3 Months Ended
	Jan. 31, 2019	Feb. 25, 2019
Document and Entity Information
Entity Registrant Name	Hewlett Packard Enterprise Co,
Entity Central Index Key	0001645590
Document Type	10-Q
Document Period End Date	Jan. 31, 2019
Amendment Flag	false
Current Fiscal Year End Date	--10-31
Entity Filer Category	Large Accelerated Filer
Entity Common Stock, Shares Outstanding		1,370,378,287
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q1
Entity Small Business	false
Entity Emerging Growth Company	false