v3.25.4

Restructuring - Schedule of Restructuring Exit And Disposal Costs Associated With The Operational Plan (Details) - USD ($) $ in Millions |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
Sep. 29, 2025 | Dec. 28, 2025 | Sep. 29, 2025 | Dec. 29, 2024 | Dec. 28, 2025 | Dec. 29, 2024
2025 Restructuring Plan |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring charges |  |  |  |  | $ 3.1 |
Impairments on abandoned assets | $ 0.0 | $ 0.1 | $ 0.1 | $ 124.5 |  | $ 124.5
Total | 0.0 | 16.6 | 21.8 | 188.1 |  | 275.2
2026 Restructuring Plan |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring charges |  |  |  |  | 8.0 |
Inventory write-down/scrap | 2025 Restructuring Plan |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring charges | 0.0 | 9.1 | 2.5 | 0.0 |  | 0.0
Severance | 2025 Restructuring Plan |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring charges | 0.0 | 0.6 | 0.1 | 15.0 | 0.8 | 51.5
Severance | 2026 Restructuring Plan |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring charges |  | 8.0 |  |  | 8.0 |
Contract termination costs | 2025 Restructuring Plan |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring charges | 0.0 | 0.0 | 2.3 | 0.0 | $ 2.3 | 0.0
Total cost of revenue, net | 2025 Restructuring Plan |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring charges | 0.0 | 15.0 | 18.1 | 31.4 |  | 65.7
Total cost of revenue, net | Accelerated depreciation | 2025 Restructuring Plan |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring charges | 0.0 | 0.0 | 5.6 | 11.7 |  | 23.4
Total cost of revenue, net | Other closure-related costs | 2025 Restructuring Plan |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring charges | 0.0 | 5.9 | 10.0 | 19.7 |  | 42.3
Other operating expense | 2025 Restructuring Plan |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring charges | 0.0 | 1.6 | 3.7 | 156.7 |  | 209.5
Other operating expense | 2026 Restructuring Plan |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Total |  | 8.0 |  |  |  |
Other operating expense | Accelerated depreciation | 2025 Restructuring Plan |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring charges | 0.0 | 0.0 | 0.0 | 5.7 |  | 12.8
Other operating expense | Other closure-related costs | 2025 Restructuring Plan |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring charges | $ 0.0 | $ 0.9 | $ 1.2 | $ 11.5 |  | $ 20.7

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