Leases, Codification Topic 842 (Weighted-Average, ROU Assets, and Lease Liabilities) (Details) - USD ($) $ in Millions |
Jul. 03, 2026 |
Jun. 27, 2025 |
Jun. 28, 2024 |
|---|---|---|---|
| Leases [Abstract] | |||
| Operating Lease, Weighted Average Remaining Lease Term | 6 years 8 months 12 days | 7 years 8 months 12 days | 8 years 7 months 6 days |
| Operating Lease, Weighted Average Discount Rate, Percent | 8.41% | 8.55% | 8.45% |
| Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] | Other assets, net | Other assets, net | |
| Operating lease, ROU asset | $ 323 | $ 353 | |
| Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] | Accrued expenses | Accrued expenses | |
| Operating Lease, Liability, Current | $ 40 | $ 61 | |
| Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] | Other non-current liabilities | Other non-current liabilities | |
| Non-current lease liabilities | $ 293 | $ 317 |