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. 03, 2024	Jan. 28, 2023	Jan. 29, 2022
Defined Benefit Plan Disclosure [Line Items]
Fair value of assets	$ 1,451	$ 1,475
Funded Plan
Defined Benefit Plan Disclosure [Line Items]
Fair value of assets	1,451	1,475	$ 1,713
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	1,112	1,050
Total | Short-term investments
Defined Benefit Plan Disclosure [Line Items]
Fair value of assets	43	9
Total | Equity Securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of assets	49	163
Total | Corporate and government bond funds
Defined Benefit Plan Disclosure [Line Items]
Fair value of assets	1,024	882
Total | Futures Contracts
Defined Benefit Plan Disclosure [Line Items]
Fair value of assets	(4)	(4)
Level 1
Defined Benefit Plan Disclosure [Line Items]
Fair value of assets	92	172
Level 1 | Short-term investments
Defined Benefit Plan Disclosure [Line Items]
Fair value of assets	43	9
Level 1 | Equity Securities
Defined Benefit Plan Disclosure [Line Items]
Fair value of assets	49	163
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	1,020	878
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	1,024	882
Level 2 | Futures Contracts
Defined Benefit Plan Disclosure [Line Items]
Fair value of assets	(4)	(4)
Assets measured at net asset value
Defined Benefit Plan Disclosure [Line Items]
Fair value of assets	$ 339	$ 425