DOCUMENT AND ENTITY INFORMATION - USD ($)	12 Months Ended
	Jun. 30, 2017	Aug. 25, 2017	Dec. 30, 2016
Document and Entity Information [Abstract]
Entity Registrant Name	HARRIS CORP /DE/
Trading Symbol	HRS
Entity Central Index Key	0000202058
Document Type	10-K
Document Period End Date	Jun. 30, 2017
Amendment Flag	false
Document Fiscal Year Focus	2017
Document Fiscal Period Focus	FY
Current Fiscal Year End Date	--06-30
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Public Float			$ 12,707,474,800
Entity Common Stock, Shares Outstanding		119,762,879