Employee Termination, Asset Impairment and Other Charges - Additional Detail (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Apr. 01, 2016	Apr. 03, 2015	Apr. 01, 2016	Apr. 03, 2015
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Employee termination, asset impairment and other charges	$ 140	$ 10	$ 223	$ 72
Employee Termination, Asset Impairment, Contract Termination and Other Charges, Operations Realignment	28		111
Employee Termination Costs, Operations Realignment	20		76
Asset Impairment, Operations Realignment			8
Contract Termination and Other Charges, Operations Realignment	8		27
Expected Net Pre-Tax Restructuring Charges, Integration Plan	400		400
Expected Employee Termination Costs, Integration Plan	185		185
Expected Asset Impairment Charges, Integration Plan	125		125
Expected Other Restructuring Costs, Integration Plan	90		90
Expected Cash Expenditures, Integration Plan	275		275
Severance Costs, Integration Plan	64
Restructuring Reserve [Roll Forward]
Restructuring Reserve, Beginning Balance			10
Accruals			166
Payments			(64)
Restructuring Reserve, Ending Balance	112		112
Employee termination benefits
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Employee termination, asset impairment and other charges	107	17	163	60
Contract termination and other
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Employee termination, asset impairment and other charges	9	(9)	28	(9)
Impairment of assets
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Employee termination, asset impairment and other charges	$ 24	$ 2	$ 32	$ 21