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Employee Termination, Asset Impairment and Other Charges - Closure of Foreign Manufacturing Facilities (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended
	Dec. 28, 2018	Dec. 29, 2017	Dec. 28, 2018	Dec. 29, 2017	Jun. 29, 2018
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 20	$ 48	$ 66	$ 100
Foreign Manufacturing Facilities
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, expected cost					$ 110
Restructuring charges	$ 7	$ 0	11	$ 0	56
Charges			11
Employee Termination Benefits | Foreign Manufacturing Facilities
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, expected cost					70
Charges			3
Contract Termination and Other | Foreign Manufacturing Facilities
Restructuring Cost and Reserve [Line Items]
Restructuring and related cost, expected cost					$ 40
Charges			$ 8

X

- Definition

Amount expected to be recognized in earnings for the specified restructuring cost.

+ References

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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