Retirement Plans and Other Benefits (Narrative) (Details) - USD ($)			12 Months Ended				25 Months Ended
	Jan. 01, 2022	Jan. 01, 2020	Jan. 29, 2022	Jan. 30, 2021	Feb. 01, 2020	Dec. 31, 2019	Jan. 29, 2022
Defined Benefit Plan Disclosure [Line Items]
Plan participants years of service threshold			11 years			11 years
Accumulated projected benefit obligation			$ 20,000,000	$ 706,000,000			$ 20,000,000
Employer's contribution					$ 4,000,000
Future increases in medical plan costs to be incurred by retirees			100.00%
Minimum eligible service hours to qualified savings plans			1000 hours
SERP Medical Plan
Defined Benefit Plan Disclosure [Line Items]
Accumulated projected benefit obligation			$ 11,000,000				$ 11,000,000
Savings Plan
Defined Benefit Plan Disclosure [Line Items]
Employer's contribution				$ 13,000,000
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent							5.00%
Defined contribution plan, employer matching contribution, percent of match		100.00%				25.00%	50.00%
Employer's matching vesting period		2 years				5 years
Employer's matching contribution			$ 14,000,000
Eligible service to qualified savings plans			28 days	28 days
Defined Contribution Plan Employer Matching Contribution Period Of Service			1 year	1 year
Defined Contribution Plan Employer Matching Contribution Minimum Number of Working Hours Required			1000 hours	1000 hours
Defined Contribution Maximum Percentage of Compensation Matched By Company						4.00%	1.00%
United States | Savings Plan
Defined Benefit Plan Disclosure [Line Items]
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Amount	$ 20,500
Puerto Rico Plan [Member] | Savings Plan
Defined Benefit Plan Disclosure [Line Items]
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Amount	$ 15,000
Pension Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Pension benefits paid			$ 55,000,000	$ 67,000,000
Discount rate, net periodic benefit costs			2.50%	2.90%	4.00%
Pension Benefits [Member] | Nonqualified Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Pension benefits paid			$ 3,000,000	$ 1,000,000
Pension Benefits [Member] | United States
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plans fixed interest rate			6.00%
Pension Benefits [Member] | United States | Qualified Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Market-related value of plan assets			$ 652,000,000	661,000,000			$ 652,000,000
Pension Benefits [Member] | Investment in Equity Securities [Member] | United States | Qualified Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Target composition of plan assets			28.50%				28.50%
Pension Benefits [Member] | Investment in Equity Securities [Member] | CANADA | Qualified Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Target composition of plan assets			5.00%				5.00%
Pension Benefits [Member] | Fixed Income Securities | United States | Qualified Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Target composition of plan assets			70.00%				70.00%
Pension Benefits [Member] | Fixed Income Securities | CANADA | Qualified Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Target composition of plan assets			95.00%				95.00%
Pension Benefits [Member] | Real Estate Investment Trust | United States | Qualified Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Target composition of plan assets			1.50%				1.50%
Postretirement Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Pension benefits paid			$ 2,000,000	$ 1,000,000
Discount rate, net periodic benefit costs			2.80%	3.00%	4.10%
Minimum [Member]
Defined Benefit Plan Disclosure [Line Items]
Market-related value of plan assets, Period for calculation			3 years
Maximum [Member]
Defined Benefit Plan Disclosure [Line Items]
Market-related value of plan assets, Period for calculation			5 years
Maximum [Member] | Savings Plan
Defined Benefit Plan Disclosure [Line Items]
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent	40.00%