Retirement Plans (Net Periodic Benefit Cost) (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 30, 2022	May 01, 2021
Total Retirement Expense	$ 16	$ 8
Pension Plan [Member]
Service cost	0	0
Interest cost	14	12
Expected return on assets	(31)	(40)
Recognition of net actuarial (gain) loss	4	8
Total net periodic benefit cost	(13)	(20)
Supplementary Retirement Plan [Member]
Interest cost	4	3
Recognition of net actuarial (gain) loss	3	3
Total net periodic benefit cost	7	6
401(k) Qualified Plan [Member] | Defined Contribution Plan [Member]
Defined contribution plan, cost	$ 22	$ 22