Financing (Detail Of Debt Repayments) (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 29, 2022	Jan. 30, 2021	Feb. 01, 2020
Repayments of Debt	$ 2,696	$ 2,039	$ 567
8.375% Senior secured notes due 2025 [Member]
Repayments of Debt	$ 1,300	$ 0	$ 0
Debt instrument interest rate, stated percentage	8.375%	8.375%	8.375%
Revolving Credit Facility [Member]
Repayments of Debt	$ 585	$ 1,500	$ 0
3.875% Senior notes due 2022 [Member]
Repayments of Debt	$ 450	$ 0	$ 100
Debt instrument interest rate, stated percentage	3.875%	3.875%	3.875%
3.625% Senior Notes Due 2024 [Member]
Repayments of Debt	$ 150	$ 0	$ 0
Debt instrument interest rate, stated percentage	3.625%	3.625%	3.625%
2.875% Senior Notes Due 2023 [Member]
Repayments of Debt	$ 136	$ 0	$ 110
Debt instrument interest rate, stated percentage	2.875%	2.875%	2.875%
4.375% Senior notes due 2023 [Member]
Repayments of Debt	$ 49	$ 0	$ 190
Debt instrument interest rate, stated percentage	4.375%	4.375%	4.375%
7.6% Senior Debentures Due 2025 [Member]
Repayments of Debt	$ 18	$ 0	$ 0
Debt instrument interest rate, stated percentage	7.60%	7.60%	7.60%
6.65% Senior Debentures Due 2024 [Member]
Repayments of Debt	$ 5	$ 0	$ 0
Debt instrument interest rate, stated percentage	6.65%	6.65%	6.65%
3.45% Senior Notes Due 2021 [Member]
Repayments of Debt	$ 0	$ 500	$ 0
Debt instrument interest rate, stated percentage	3.45%	3.45%	3.45%
10.25% Senior Debentures Due 2021 [Member]
Repayments of Debt	$ 0	$ 33	$ 0
Debt instrument interest rate, stated percentage	10.25%	10.25%	10.25%
6.9% senior debentures due 2029 [Member]
Repayments of Debt	$ 0	$ 0	$ 113
Debt instrument interest rate, stated percentage	6.90%	6.90%	6.90%
7.0% senior debentures due 2028 [Member]
Repayments of Debt	$ 0	$ 0	$ 12
Debt instrument interest rate, stated percentage	7.00%	7.00%	7.00%
8.5% Senior Debentures Due 2019 [Member]
Repayments of Debt	$ 0	$ 0	$ 36
Debt instrument interest rate, stated percentage	8.50%	8.50%	8.50%
9.5% Amortizing Debentures Due 2021 [Member]
Repayments of Debt	$ 2	$ 4	$ 4
Debt instrument interest rate, stated percentage	9.50%	9.50%	9.50%
9.75% Amortizing Debentures Due 2021 [Member]
Repayments of Debt	$ 1	$ 2	$ 2
Debt instrument interest rate, stated percentage	9.75%	9.75%	9.75%