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Balance Sheet Information (Fair value and amortized cost of available-for-sale securities by contractual maturity) (Details) - USD ($) $ in Millions	Dec. 31, 2021	Jul. 02, 2021
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Available-for-sale, Amortized Cost	$ 472	$ 571
Unrealized Gain/(Loss)	0	0
Fair Value	472	571
Amortized Cost
Amortized cost, due in less than 1 year	436
Amortized cost, due in 1 to 5 years	28
Amortized cost, due in 6 to 10 years	0
Amortized cost, thereafter	8
Amortized Cost	472
Fair Value
Fair value, due in less than 1 year	436
Fair value, due in 1 to 5 years	28
Fair value, due in 6 to 10 years	0
Fair value, thereafter	8
Fair Value	472
Money market funds [Member]
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Available-for-sale, Amortized Cost	435	552
Unrealized Gain/(Loss)	0	0
Fair Value	435	552
Time deposits and certificates of deposit [Member]
Schedule of Held-to-maturity Securities [Line Items]
Debt Securities, Available-for-sale, Amortized Cost	1	1
Unrealized Gain/(Loss)	0	0
Fair Value	1	1
Cash and cash equivalents [Member]
Schedule of Held-to-maturity Securities [Line Items]
Fair Value	434	551
Other current assets [Member]
Schedule of Held-to-maturity Securities [Line Items]
Fair Value	36	2
Other Assets [Member]
Schedule of Held-to-maturity Securities [Line Items]
Fair Value	$ 2	$ 18

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