Retirement Plans - Net Periodic Benefit Cost (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Aug. 02, 2025	Aug. 03, 2024	Aug. 02, 2025	Aug. 03, 2024
Defined Benefit Plan Disclosure [Line Items]
Total Retirement Expense	$ 18	$ 20	$ 38	$ 40
Other Postretirement Benefits
Defined Benefit Plan Disclosure [Line Items]
401(k) Qualified Defined Contribution Plan			44	46
Interest cost	1	1	2	2
Recognition of net actuarial loss	(1)	(1)	(3)	(3)
Amortization of prior service credit	(1)	(1)	(1)	(1)
Total net periodic benefit cost			(2)	(2)
Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Interest cost	17	18	34	36
Expected return on assets	(27)	(29)	(55)	(58)
Recognition of net actuarial loss	1	1	2	2
Total net periodic benefit cost	(9)	(10)	(19)	(20)
Supplementary Retirement Plan
Defined Benefit Plan Disclosure [Line Items]
Interest cost	5	6	10	11
Recognition of net actuarial loss	1	1	3	3
Total net periodic benefit cost	6	7	$ 13	$ 14
Defined Contribution Qualified Plan | Other Postretirement Benefits
Defined Benefit Plan Disclosure [Line Items]
401(k) Qualified Defined Contribution Plan	$ 21	$ 23