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Leases and Other Commitments - Schedule of Supplemental Cash Flow (Details) - USD ($) $ in Millions | 6 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 27, 2024 | Dec. 29, 2023 | Jun. 28, 2024 | Jun. 30, 2023 | Jul. 01, 2022
Leases and Other Commitments [Line Items] |  |  |  |  |
Cost of operating leases | $ 16 | $ 13 |  |  |
Cash paid for operating leases | 14 | 14 |  |  |
Operating lease assets obtained in exchange for operating lease liabilities | $ 4 | $ 167 |  |  |
Weighted average remaining lease term in years | 12 years 7 months 6 days |  | 13 years 8 months 12 days |  |
Weighted average discount rate | 7.40% |  | 7.50% |  |
The Flash Business of Western Digital Corporation [Member] |  |  |  |  |
Leases and Other Commitments [Line Items] |  |  |  |  |
Cost of operating leases |  |  | $ 29 | $ 21 | $ 22
Cash paid for operating leases |  |  | 30 | 14 | 10
Operating lease assets obtained in exchange for operating lease liabilities |  |  | $ 167 | $ 3 | 107
Weighted average remaining lease term in years |  |  | 13 years 8 months 12 days | 7 years 9 months 18 days |
Weighted average discount rate |  |  | 7.50% | 3.00% |
Operating Lease, Right-of-Use Asset, Periodic Reduction |  |  | $ 71 | $ 0 | $ 0

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- Definition Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 53 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479589/842-20-55-53 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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- Definition Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 5 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479041/842-20-45-5 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (g)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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- Definition Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 53 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479589/842-20-55-53 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (g)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478964/842-20-50-4 + Details
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