Fair Value Measurements and Investments (Details) - USD ($) $ in Millions	Apr. 03, 2026	Jun. 27, 2025
Assets:
Total assets at fair value	$ 1,845	$ 768
Liabilities:
Total liabilities at fair value	2	22
Foreign exchange contracts
Assets:
Derivative asset	9	17
Liabilities:
Derivative liability	2	22
Cash equivalents - Money market funds
Assets:
Cash equivalents - Money market funds	1,836	751
Level 1
Assets:
Total assets at fair value	1,836	751
Liabilities:
Total liabilities at fair value	0	0
Level 1 | Foreign exchange contracts
Assets:
Derivative asset	0	0
Liabilities:
Derivative liability	0	0
Level 1 | Cash equivalents - Money market funds
Assets:
Cash equivalents - Money market funds	1,836	751
Level 2
Assets:
Total assets at fair value	9	17
Liabilities:
Total liabilities at fair value	2	22
Level 2 | Foreign exchange contracts
Assets:
Derivative asset	9	17
Liabilities:
Derivative liability	2	22
Level 2 | Cash equivalents - Money market funds
Assets:
Cash equivalents - Money market funds	0	0
Level 3
Assets:
Total assets at fair value	0	0
Liabilities:
Total liabilities at fair value	0	0
Level 3 | Foreign exchange contracts
Assets:
Derivative asset	0	0
Liabilities:
Derivative liability	0	0
Level 3 | Cash equivalents - Money market funds
Assets:
Cash equivalents - Money market funds	$ 0	$ 0