Retirement Plans - Net Periodic Benefit Cost (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 29, 2023	Jul. 30, 2022	Jul. 29, 2023	Jul. 30, 2022
Defined Benefit Plan Disclosure [Line Items]
Total Retirement Expense	$ 18	$ 17	$ 38	$ 33
Other Postretirement Benefits
Defined Benefit Plan Disclosure [Line Items]
401(k) Qualified Defined Contribution Plan	21	23	44	45
Interest cost	1	1	2	1
Recognition of net actuarial loss	(1)	(2)	(3)	(3)
Amortization of prior service credit	(1)	0	(1)	0
Total net periodic benefit cost	(1)	(1)	(2)	(2)
Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Interest cost	22	15	44	29
Expected return on assets	(34)	(31)	(68)	(62)
Recognition of net actuarial loss	1	4	3	8
Total net periodic benefit cost	(11)	(12)	(21)	(25)
Supplementary Retirement Plan
Defined Benefit Plan Disclosure [Line Items]
Interest cost	6	3	11	7
Recognition of net actuarial loss	2	3	4	6
Total net periodic benefit cost	$ 8	$ 6	$ 15	$ 13