Long-term Debt and Borrowing Facilities - Schedule of Long-term Debt Instruments (Details) - USD ($) $ in Millions	Apr. 30, 2022	Jan. 29, 2022	May 01, 2021
Long-term debt	$ 4,856	$ 4,854	$ 5,344
With Subsidiary Guarantee | Fixed Rate 5.625% Notes Due October 2023
Long-term debt	0	0	319
Debt instrument, face amount	$ 500
Fixed interest rate	5.625%
With Subsidiary Guarantee | 9.375% Fixed Interest Rate Notes due July 2025
Long-term debt	$ 317	316	493
Debt instrument, face amount	$ 320
Fixed interest rate	9.375%
With Subsidiary Guarantee | Fixed Rate 6.694% Notes Due January 2027
Long-term debt	$ 281	281	279
Debt instrument, face amount	$ 297
Fixed interest rate	6.694%
With Subsidiary Guarantee | Fixed Rate 5.25% Notes Due February 2028
Long-term debt	$ 497	497	497
Debt instrument, face amount	$ 500
Fixed interest rate	5.25%
With Subsidiary Guarantee | Fixed Rate 7.5% Notes Due June 2029
Long-term debt	$ 490	489	488
Debt instrument, face amount	$ 500
Fixed interest rate	7.50%
With Subsidiary Guarantee | Fixed Rate 6.625% Notes Due October 2030
Long-term debt	$ 990	990	989
Debt instrument, face amount	$ 1,000
Fixed interest rate	6.625%
With Subsidiary Guarantee | Fixed Rate 6.875% Notes Due November 2035
Long-term debt	$ 992	992	991
Debt instrument, face amount	$ 1,000
Fixed interest rate	6.875%
With Subsidiary Guarantee | Fixed Rate 6.75% Notes Due July 2036
Long-term debt	$ 694	694	694
Debt instrument, face amount	$ 700
Fixed interest rate	6.75%
With Subsidiary Guarantee | Senior Debt Obligations
Long-term debt	$ 4,261	4,259	4,750
Without Subsidiary Guarantee
Long-term debt	595	595	594
Without Subsidiary Guarantee | Fixed Rate 6.95% Debentures Due March 2033
Long-term debt	349	349	348
Debt instrument, face amount	$ 350
Fixed interest rate	6.95%
Without Subsidiary Guarantee | Fixed Rate 7.60% Notes Due July 2037
Long-term debt	$ 246	$ 246	$ 246
Debt instrument, face amount	$ 247
Fixed interest rate	7.60%