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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 | Jan. 31, 2026 | Feb. 01, 2025 | Feb. 03, 2024
--- | --- | --- | ---
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of assets | $ 1,523 | $ 1,450 |
Funded Plan |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of assets | 1,523 | 1,450 | $ 1,451
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 | 1,193 | 1,157 |
Total | Short-term investments |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of assets | 17 | 27 |
Total | Equity Securities |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of assets | 41 | 38 |
Total | Corporate and government bond funds |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of assets | 1,134 | 1,090 |
Total | Futures Contracts |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of assets | 1 | 2 |
Level 1 |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of assets | 58 | 65 |
Level 1 | Short-term investments |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of assets | 17 | 27 |
Level 1 | Equity Securities |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of assets | 41 | 38 |
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 | 1,135 | 1,092 |
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 | 1,134 | 1,090 |
Level 2 | Futures Contracts |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of assets | 1 | 2 |
Assets measured at net asset value |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of assets | $ 330 | $ 293 |

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