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Pension Plans and Other Retirement Benefits - Summary of Fair Value for Pension Assets Measured at Fair Value on Recurring Basis (Details) - USD ($)
$ in Millions
Feb. 01, 2025
Feb. 03, 2024
Jan. 28, 2023
Defined Benefit Plan Disclosure [Line Items]      
Fair value of assets $ 1,450 $ 1,451  
Funded Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of assets 1,450 1,451 $ 1,475
Unfunded Plan      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of assets 0 0 $ 0
Total      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of assets 1,157 1,112  
Total | Short-term investments      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of assets 27 43  
Total | Equity Securities      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of assets 38 49  
Total | Corporate and government bond funds      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of assets 1,090 1,024  
Total | Futures Contracts      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of assets 2 (4)  
Level 1      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of assets 65 92  
Level 1 | Short-term investments      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of assets 27 43  
Level 1 | Equity Securities      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of assets 38 49  
Level 1 | Corporate and government bond funds      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of assets 0 0  
Level 1 | Futures Contracts      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of assets 0 0  
Level 2      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of assets 1,092 1,020  
Level 2 | Short-term investments      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of assets 0 0  
Level 2 | Equity Securities      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of assets 0 0  
Level 2 | Corporate and government bond funds      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of assets 1,090 1,024  
Level 2 | Futures Contracts      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of assets 2 (4)  
Assets measured at net asset value      
Defined Benefit Plan Disclosure [Line Items]      
Fair value of assets $ 293 $ 339