v3.26.1
Supplemental Balance Sheet Information (Property, Plant And Equipment, net) (Details) - USD ($)
$ in Millions
Mar. 29, 2026
Sep. 28, 2025
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross $ 17,572.8 $ 19,842.7
Accumulated depreciation (10,384.1) (11,349.2)
Property, plant and equipment, net 7,188.7 8,493.5
Land [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 54.9 54.9
Buildings [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 665.7 673.7
Leasehold Improvements [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 10,379.9 11,762.4
Store Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 3,427.3 3,963.6
Roasting Equipment [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 971.3 982.2
Software and Software Development Costs    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 1,025.9 1,177.7
Furniture, Fixtures and Other [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross 738.7 893.9
Work in Progress [Member]    
Property, Plant and Equipment [Line Items]    
Property, plant and equipment, gross $ 309.1 $ 334.3