Annual report pursuant to Section 13 and 15(d)

Financing (Schedule of Company Debt) (Details)

v3.19.1
Financing (Schedule of Company Debt) (Details) - USD ($)
$ in Millions
Feb. 02, 2019
Feb. 03, 2018
2.875% Senior notes due 2023 [Member]    
Debt instrument, principal outstanding $ 750 $ 750
Debt instrument interest rate, stated percentage 2.875%  
3.875% Senior notes due 2022 [Member]    
Debt instrument, principal outstanding $ 550 550
Debt instrument interest rate, stated percentage 3.875%  
4.5% Senior notes due 2034 [Member]    
Debt instrument, principal outstanding $ 367 550
Debt instrument interest rate, stated percentage 4.50%  
3.45% senior notes due 2021 [Member]    
Debt instrument, principal outstanding $ 500 500
Debt instrument interest rate, stated percentage 3.45%  
3.625% senior notes due 2024 [Member]    
Debt instrument, principal outstanding $ 500 500
Debt instrument interest rate, stated percentage 3.625%  
4.375% Senior notes due 2023 [Member]    
Debt instrument, principal outstanding $ 400 400
Debt instrument interest rate, stated percentage 4.375%  
5.125% Senior debentures due 2042 [Member]    
Debt instrument, principal outstanding $ 250 250
Debt instrument interest rate, stated percentage 5.125%  
4.3% Senior notes due 2043 [Member]    
Debt instrument, principal outstanding $ 250 250
Debt instrument interest rate, stated percentage 4.30%  
Six Point Seven Percent Senior Debentures Due Two Thousand Thirty Four [Member]    
Debt instrument, principal outstanding $ 201 $ 264
Debt instrument interest rate, stated percentage 6.70% 6.70%
6.9% senior debentures due 2029 [Member]    
Debt instrument, principal outstanding $ 192 $ 397
Debt instrument interest rate, stated percentage 6.90%  
Six Point Three Seven Five Percent Senior Notes Due Two Thousand Thirty Seven [Member]    
Debt instrument, principal outstanding $ 192 $ 269
Debt instrument interest rate, stated percentage 6.375% 6.375%
6.65% senior debentures due 2024 [Member]    
Debt instrument, principal outstanding $ 122 $ 296
Debt instrument interest rate, stated percentage 6.65%  
Seven Percent Senior Debentures Due Two Thousand Twenty Eight [Member]    
Debt instrument interest rate, stated percentage 7.00%  
7.0% senior debentures due 2028 [Member]    
Debt instrument, principal outstanding $ 117 298
Debt instrument interest rate, stated percentage 7.00%  
6.7% Senior Debentures Due 2028 [Member]    
Debt instrument, principal outstanding $ 103 197
Debt instrument interest rate, stated percentage 6.70%  
6.79% Senior Debentures Due 2027 [Member]    
Debt instrument, principal outstanding $ 71 165
Debt instrument interest rate, stated percentage 6.79%  
6.9% senior debentures due 2032 [Member]    
Debt instrument, principal outstanding $ 17 31
8.5% Senior Debentures Due 2019 [Member]    
Debt instrument, principal outstanding $ 0 36
Debt instrument interest rate, stated percentage 8.50%  
10.25% Senior Debentures Due 2021 [Member]    
Debt instrument, principal outstanding $ 33 33
Debt instrument interest rate, stated percentage 10.25%  
7.6% Senior Debentures Due 2025 [Member]    
Debt instrument, principal outstanding $ 24 24
Debt instrument interest rate, stated percentage 7.60%  
Eight Point Seven Five Percent Senior Debentures Due Two Thousand Twenty Nine [Member]    
Debt instrument, principal outstanding $ 13 $ 18
Debt instrument interest rate, stated percentage 8.75% 8.75%
Seven Point Eight Seven Five Percent Senior Debentures Due Two Thousand Thirty [Member]    
Debt instrument, principal outstanding $ 10 $ 12
Debt instrument interest rate, stated percentage 7.875% 7.875%
9.5% Amortizing Debentures Due 2021 [Member]    
Debt instrument, principal outstanding $ 6 $ 10
Debt instrument interest rate, stated percentage 9.50%  
9.75% Amortizing Debentures Due 2021 [Member]    
Debt instrument, principal outstanding $ 3 6
Debt instrument interest rate, stated percentage 9.75%  
Seven Point Eight Seven Five Percent Senior Debentures Due Two Thousand Thirty Six [Member]    
Debt instrument interest rate, stated percentage 7.875%  
Unamortized debit issue costs [Member]    
Unamortized debt issue costs $ (18) (25)
Unamortized debit discount [Member]    
Unamortized debt discount (9) (13)
Premium on acquired debt    
Debt Instrument, Unamortized Premium, Noncurrent $ 39 67
Premium on acquired debt | Minimum [Member]    
Debt instrument interest rate, effective percentage 5.542%  
Premium on acquired debt | Maximum [Member]    
Debt instrument interest rate, effective percentage 7.144%  
Capital Lease and Other Long-Term Obligations [Member]    
Debt instrument, principal outstanding $ 25 26
Total Of Long Term Debt [Member]    
Debt instrument, principal outstanding $ 4,708 5,861
seven point four five senior debentures due 2017 [Member]    
Debt instrument interest rate, stated percentage 7.45%  
Five Point Nine Percent Senior Notes Due Two Thousand Sixteen [Member]    
Debt instrument interest rate, stated percentage 5.90%  
Seven Point Four Five Percent Senior Debentures Due Two Thousand Sixteen [Member]    
Debt instrument interest rate, stated percentage 7.45%  
8.5% Senior Debentures Due 2019 [Member]    
Short-term Debt $ 36 0
Debt instrument interest rate, stated percentage 8.50%  
Capital Lease and Current Portion of Other Long-Term Obligations    
Short-term Debt $ 7 22
Short-term Debt [Member]    
Short-term Debt $ 43 $ 22