Debt (Details)	9 Months Ended
	Apr. 01, 2017 USD ($)
Debt [Line Items]
Maximum board-authorized aggregate commercial paper limit	$ 2,000,000,000
Carrying value of total debt	8,600,000,000
Aggregate outstanding commercial paper and short-term debt minimum amount outstanding during period	0
Maximum amount outstanding	1,500,000,000
Commercial Paper
Debt [Line Items]
Carrying value of total debt	$ 1,300,000,000