Annual report pursuant to Section 13 and 15(d)

Retirement Plans (Narrative) (Details)

v3.21.1
Retirement Plans (Narrative) (Details) - USD ($)
$ in Millions
12 Months Ended
Jan. 30, 2021
Feb. 01, 2020
Feb. 02, 2019
Defined Benefit Plan Disclosure [Line Items]      
Number of hours required for participation in defined benefit and defined contribution plans 1,000 hours or more    
Liability under qualified defined contribution plan $ 74 $ 104  
Pension Plan [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Defined Benefit Plan, Expected Amortization of Gain (Loss), Next Fiscal Year $ 35    
Expected long-term return on plan assets 6.25% 6.50% 6.75%
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Change Due to Subsequent Interim Measurement, Weighted-Average Expected Long-term Rate of Return on Plan Assets 5.75%    
Unfunded commitments to certain of these investments $ 39 $ 43  
Pension Plan [Member] | Minimum [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Range of investment lock-up period, in years 1 year 1 year  
Pension Plan [Member] | Maximum [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Range of investment lock-up period, in years 8 years 8 years  
Pension Plan [Member] | Equity securities [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Target allocation for equity securities in defined benefit plan 21.00%    
Pension Plan [Member] | Debt Securities [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Target allocation for equity securities in defined benefit plan 74.00%    
Pension Plan [Member] | Real Estate Funds [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Target allocation for equity securities in defined benefit plan 2.00%    
Pension Plan [Member] | Private equity [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Target allocation for equity securities in defined benefit plan 3.00%    
Supplemental Employee Retirement Plan      
Defined Benefit Plan Disclosure [Line Items]      
Accumulated benefit obligation for defined benefit plan $ 673 $ 681  
Defined Contribution Qualified Plan [Member] | Other Postretirement Benefits Plan [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Employee retirement plan expense 68 96 $ 96
Non qualified defined contribution plan [Member] | Other Postretirement Benefits Plan [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Employee retirement plan expense 1 2 $ 1
Investments 36 34  
Non qualified defined contribution plan [Member] | Other Postretirement Benefits Plan [Member] | Other Liabilities [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Liability under non-qualified defined contribution plan 36 34  
Non qualified defined contribution plan [Member] | Other Postretirement Benefits Plan [Member] | Accounts Payable and Accrued Liabilities [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Liability under non-qualified defined contribution plan $ 1 $ 2