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Restructuring - Narrative (Details) - International Transformation Plan $ in Millions | 6 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 29, 2024 USD ($) franchise | Dec. 29, 2024 USD ($) franchise restaurant
Restructuring Cost and Reserve [Line Items] |  |
Number of restaurant closures | restaurant |  | 43
Number of franchises closed | franchise |  | 30
Long-lived asset impairment charges |  | $ 11.7
Number of franchises sold | franchise | 60 |
Loss on refranchising | $ 1.7 |
Reorganization costs incurred to date |  | 29.5
Minimum |  |
Restructuring Cost and Reserve [Line Items] |  |
Estimated pre-tax restructuring costs |  | 30.0
Maximum |  |
Restructuring Cost and Reserve [Line Items] |  |
Estimated pre-tax restructuring costs |  | $ 35.0

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