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Commitments and Contingencies (Lease Guarantees) (Details) - Property lease guarantee - USD ($)
$ in Millions
Sep. 24, 2023
Dec. 25, 2022
Loss Contingencies [Line Items]    
Guarantor obligations, maximum exposure, undiscounted $ 20.5  
Guarantee obligations, maximum exposure at present value 15.3  
Lease guarantee contingent liabilities $ 5.4 $ 6.2