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Pension Plans and Other Retirement Benefits - Financial Information Related to Funded Defined Benefit Pension Plan and Unfunded Supplemental Pension Plan (Details) - USD ($)
$ in Millions
 12 Months Ended
Jan. 28, 2023
Jan. 29, 2022
Jan. 30, 2021
Change in projected benefit obligation:      
Defined Benefit Plan Net Periodic Benefit Cost Credit Interest Cost Statement Of Income Or Comprehensive Income Extensible List Not Disclosed Flag true    
Change in plan assets:      
Employer contribution $ 3 $ 5  
Net (asset) liability recognized on Consolidated Balance Sheets   118  
Funded Plan      
Change in projected benefit obligation:      
Projected benefit obligation at beginning of year 1,717 1,619  
Service cost 48 49 $ 50
Interest cost 58 52 50
Actuarial (gains) losses (442) 29  
Benefits paid (35) (29)  
Expenses paid (3) (3)  
Projected benefit obligation at end of year 1,343 1,717 1,619
Accumulated benefit obligation at end of year 1,241 1,560  
Change in plan assets:      
Fair value of plan assets at beginning of year 1,713 1,686  
Actual return on plan assets (200) 59  
Employer contribution 0 0  
Benefits paid (35) (29)  
Expenses paid (3) (3)  
Fair value of plan assets at end of year 1,475 1,713 1,686
Funded status – excess (asset) obligation (132) 4  
Net (asset) liability recognized on Consolidated Balance Sheets (132) 4  
Prior service cost 0 0  
Accumulated actuarial losses 126 297  
Amounts included in Accumulated other comprehensive income (loss) 126 297  
Unfunded Plan      
Change in projected benefit obligation:      
Projected benefit obligation at beginning of year 114 113  
Service cost 2 2 2
Interest cost 4 3 3
Actuarial (gains) losses (9) 0  
Benefits paid (2) (4)  
Expenses paid 0 0  
Projected benefit obligation at end of year 109 114 113
Accumulated benefit obligation at end of year 93 100  
Change in plan assets:      
Fair value of plan assets at beginning of year 0 0  
Actual return on plan assets 0 0  
Employer contribution 2 4  
Benefits paid (2) (4)  
Expenses paid 0 0  
Fair value of plan assets at end of year 0 0 $ 0
Funded status – excess (asset) obligation 109 114  
Net (asset) liability recognized on Consolidated Balance Sheets 109 114  
Prior service cost 0 0  
Accumulated actuarial losses 19 32  
Amounts included in Accumulated other comprehensive income (loss) $ 19 $ 32