Financing (Detail of Debt Repayments) (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 28, 2023	Jan. 29, 2022	Jan. 30, 2021	Oct. 15, 2021	Aug. 17, 2021
Debt Instrument [Line Items]
Repayments of debt	$ 3,098	$ 2,696	$ 2,039
Senior notes due 2023
Debt Instrument [Line Items]
Repayments of debt	$ 504	$ 136	$ 0
Debt instrument interest rate, stated percentage	2.875%	2.875%	2.875%
Senior notes due 2024
Debt Instrument [Line Items]
Repayments of debt	$ 350	$ 150	$ 0
Debt instrument interest rate, stated percentage	3.625%	3.625%	3.625%
Senior notes due 2023
Debt Instrument [Line Items]
Repayments of debt	$ 161	$ 49	$ 0
Debt instrument interest rate, stated percentage	4.375%	4.375%	4.375%
Senior debentures due 2024
Debt Instrument [Line Items]
Repayments of debt	$ 81	$ 5	$ 0
Debt instrument interest rate, stated percentage	6.65%	6.65%	6.65%
Debentures due 2024
Debt Instrument [Line Items]
Repayments of debt	$ 36	$ 0	$ 0
Debt instrument interest rate, stated percentage	6.65%	6.65%	6.65%
Senior debentures due 2032
Debt Instrument [Line Items]
Repayments of debt	$ 4	$ 0	$ 0
Debt instrument interest rate, stated percentage	6.90%	6.90%	6.90%
Senior debentures due 2034
Debt Instrument [Line Items]
Repayments of debt	$ 2	$ 0	$ 0
Debt instrument interest rate, stated percentage	6.70%	6.70%	6.70%
Senior debentures due 2028
Debt Instrument [Line Items]
Repayments of debt	$ 1	$ 0	$ 0
Debt instrument interest rate, stated percentage	6.70%	6.70%	6.70%
Senior secured notes due 2025
Debt Instrument [Line Items]
Repayments of debt	$ 0	$ 1,300	$ 0
Debt instrument interest rate, stated percentage	8.375%	8.375%	8.375%		8.375%
Senior notes due 2022
Debt Instrument [Line Items]
Repayments of debt	$ 0	$ 450	$ 0
Debt instrument interest rate, stated percentage	3.875%	3.875%	3.875%	3.875%
Senior debentures due 2025
Debt Instrument [Line Items]
Repayments of debt	$ 0	$ 18	$ 0
Debt instrument interest rate, stated percentage	7.60%	7.60%	7.60%
Senior notes due 2021
Debt Instrument [Line Items]
Repayments of debt	$ 0	$ 0	$ 500
Debt instrument interest rate, stated percentage	3.45%	3.45%	3.45%
Senior debentures due 2021
Debt Instrument [Line Items]
Repayments of debt	$ 0	$ 0	$ 33
Debt instrument interest rate, stated percentage	10.25%	10.25%	10.25%
amortizing debentures due 2021
Debt Instrument [Line Items]
Repayments of debt	$ 0	$ 2	$ 4
Debt instrument interest rate, stated percentage	9.50%	9.50%	9.50%
amortizing debentures due 2021
Debt Instrument [Line Items]
Repayments of debt	$ 0	$ 1	$ 2
Debt instrument interest rate, stated percentage	9.75%	9.75%	9.75%
Revolving Credit Facility
Debt Instrument [Line Items]
Repayments of debt	$ 1,959	$ 585	$ 1,500