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Restructuring and Exit Costs (Narrative) (Details)			3 Months Ended	12 Months Ended
	Mar. 09, 2017	Jul. 11, 2016	Mar. 31, 2017 USD ($)	Jun. 30, 2017 USD ($)	Jul. 01, 2016 USD ($)	Jul. 03, 2015 USD ($)	Jun. 27, 2014 USD ($)
Restructuring Reserve [Line Items]
Restructuring and other, net				$ 178,000,000	$ 175,000,000	$ 32,000,000
Impairment of long-lived assets				42,000,000	26,000,000	0
Total expected costs to be incurred as of June 30, 2017				21,000,000
Restructuring accrual				$ 43,000,000	63,000,000	19,000,000	$ 14,000,000
March 2017 Plan [Member]
Restructuring Reserve [Line Items]
Restructuring and related cost, number of positions eliminated	300
July 2016 Plan [Member]
Restructuring Reserve [Line Items]
Restructuring and related cost, number of positions eliminated		6,500
June 2016 Plan [Member]
Restructuring Reserve [Line Items]
Restructuring and related cost, number of positions eliminated				1,600
Total expected costs to be incurred as of June 30, 2017					0
Land and Building [Member] | Operating Expense [Member]
Restructuring Reserve [Line Items]
Impairment of long-lived assets				$ 35,000,000
Land and Building [Member] | Operating Expense [Member] | March 2017 Plan [Member]
Restructuring Reserve [Line Items]
Impairment of long-lived assets			$ 26,000,000
Employee Severance [Member] | March 2017 Plan [Member]
Restructuring Reserve [Line Items]
Restructuring and other, net				28,000,000	0	0
Total expected costs to be incurred as of June 30, 2017				1,000,000
Restructuring accrual				0	0	0	0
Employee Severance [Member] | July 2016 Plan [Member]
Restructuring Reserve [Line Items]
Restructuring and other, net				72,000,000	0	0
Total expected costs to be incurred as of June 30, 2017				1,000,000
Restructuring accrual				22,000,000	0	0	0
Employee Severance [Member] | June 2016 Plan [Member]
Restructuring Reserve [Line Items]
Restructuring and other, net				0	69,000,000	0
Total expected costs to be incurred as of June 30, 2017				0
Restructuring accrual				3,000,000	45,000,000	$ 0	$ 0
Other Noncurrent Liabilities [Member]
Restructuring Reserve [Line Items]
Restructuring accrual, noncurrent				5,000,000	2,000,000
Accrued Liabilities [Member]
Restructuring Reserve [Line Items]
Restructuring accrual, current				$ 38,000,000	$ 61,000,000

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- Definition

The aggregate amount of write-downs for impairments recognized during the period for long-lived assets held for abandonment, exchange or sale.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 45
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