Pensions and Other Post-retirement Benefit Plans - Unfunded Amounts Recognized on Consolidated Balance Sheets (Details) - USD ($) $ in Millions	Jul. 03, 2020	Jun. 28, 2019
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Current liabilities	$ 1	$ 1
Non-current liabilities	150	142
Net amount recognized	$ 151	$ 143

Amount of liability, recognized in statement of financial position, for defined benefit pension and other postretirement plans, classified as noncurrent.

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Balance Type:	credit
Period Type:	instant