Fair Value Measurements and Investments - Schedule of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Millions	Oct. 03, 2025	Jun. 27, 2025
Assets:
Retained interest in Sandisk	$ 965	$ 354
Fair Value, Measurements, Recurring
Assets:
Total assets at fair value	1,109	649
Liabilities:
Total liabilities at fair value	5	4
Fair Value, Measurements, Recurring | Foreign exchange contracts
Liabilities:
Foreign exchange contracts	5	4
Fair Value, Measurements, Recurring | Retained interest in Sandisk
Assets:
Retained interest in Sandisk	965	354
Fair Value, Measurements, Recurring | Cash equivalents - Money market funds
Assets:
Cash equivalents - Money market funds	140	285
Fair Value, Measurements, Recurring | Foreign exchange contracts
Assets:
Foreign exchange contracts	4	10
Fair Value, Measurements, Recurring | Level 1
Assets:
Total assets at fair value	1,105	639
Liabilities:
Total liabilities at fair value	0	0
Fair Value, Measurements, Recurring | Level 1 | Foreign exchange contracts
Liabilities:
Foreign exchange contracts	0	0
Fair Value, Measurements, Recurring | Level 1 | Retained interest in Sandisk
Assets:
Retained interest in Sandisk	965	354
Fair Value, Measurements, Recurring | Level 1 | Cash equivalents - Money market funds
Assets:
Cash equivalents - Money market funds	140	285
Fair Value, Measurements, Recurring | Level 1 | Foreign exchange contracts
Assets:
Foreign exchange contracts	0	0
Fair Value, Measurements, Recurring | Level 2
Assets:
Total assets at fair value	4	10
Liabilities:
Total liabilities at fair value	5	4
Fair Value, Measurements, Recurring | Level 2 | Foreign exchange contracts
Liabilities:
Foreign exchange contracts	5	4
Fair Value, Measurements, Recurring | Level 2 | Retained interest in Sandisk
Assets:
Retained interest in Sandisk	0	0
Fair Value, Measurements, Recurring | Level 2 | Cash equivalents - Money market funds
Assets:
Cash equivalents - Money market funds	0	0
Fair Value, Measurements, Recurring | Level 2 | Foreign exchange contracts
Assets:
Foreign exchange contracts	4	10
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
Liabilities:
Foreign exchange contracts	0	0
Fair Value, Measurements, Recurring | Level 3 | Retained interest in Sandisk
Assets:
Retained interest in Sandisk	0	0
Fair Value, Measurements, Recurring | Level 3 | Cash equivalents - Money market funds
Assets:
Cash equivalents - Money market funds	0	0
Fair Value, Measurements, Recurring | Level 3 | Foreign exchange contracts
Assets:
Foreign exchange contracts	$ 0	$ 0