Supplemental Income Statement Information (Store Operating Expenses) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 29, 2025	Jun. 30, 2024	Jun. 29, 2025	Jun. 30, 2024
Store Operating Expenses [Line Items]
Wages and benefits	$ 2,477.7	$ 2,215.7	$ 7,272.9	$ 6,564.4
Occupancy costs	828.6	764.3	2,437.9	2,251.3
Other store operating expenses	1,038.5	849.1	3,013.1	2,589.0
Store operating expenses	$ 4,344.8	$ 3,829.1	$ 12,723.9	$ 11,404.7