Fair Value Measurements and Investments - Schedule of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Millions	Jun. 27, 2025	Jun. 28, 2024
Liabilities
Fair value of debt	$ 2,000
Fair Value, Measurements, Recurring
Assets
Total assets at fair value	768	$ 35
Liabilities
Total liabilities at fair value	22	179
Fair Value, Measurements, Recurring | Foreign exchange contracts
Assets
Derivative Asset	17	7
Liabilities
Derivative liability	22	179
Fair Value, Measurements, Recurring | Cash equivalents - Money market funds
Assets
Cash equivalents - Money market funds	751	28
Fair Value, Measurements, Recurring | Level 1
Assets
Total assets at fair value	751	28
Liabilities
Total liabilities at fair value	0	0
Fair Value, Measurements, Recurring | Level 1 | Foreign exchange contracts
Assets
Derivative Asset	0	0
Liabilities
Derivative liability	0	0
Fair Value, Measurements, Recurring | Level 1 | Cash equivalents - Money market funds
Assets
Cash equivalents - Money market funds	751	28
Fair Value, Measurements, Recurring | Level 2
Assets
Total assets at fair value	17	7
Liabilities
Total liabilities at fair value	22	179
Fair Value, Measurements, Recurring | Level 2 | Foreign exchange contracts
Assets
Derivative Asset	17	7
Liabilities
Derivative liability	22	179
Fair Value, Measurements, Recurring | Level 2 | Cash equivalents - Money market funds
Assets
Cash equivalents - Money market funds	0	0
Fair Value, Measurements, Recurring | Level 3
Assets
Total assets at fair value	0	0
Liabilities
Total liabilities at fair value	0	0
Fair Value, Measurements, Recurring | Level 3 | Foreign exchange contracts
Assets
Derivative Asset	0	0
Liabilities
Derivative liability	0	0
Fair Value, Measurements, Recurring | Level 3 | Cash equivalents - Money market funds
Assets
Cash equivalents - Money market funds	$ 0	$ 0