Quarterly report pursuant to Section 13 or 15(d)

Financing Activities (Detail Of Debt Repayments) (Details)

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Financing Activities (Detail Of Debt Repayments) (Details) - USD ($)
$ in Millions
9 Months Ended
Nov. 02, 2019
Nov. 03, 2018
Extinguishment of debt   $ 344
Repayments of Debt $ 42 351
8.5% Senior Debentures due 2019 [Member]    
Extinguishment of debt 36 0
6.9% Senior debentures due 2029 [Member]    
Extinguishment of debt 0 90
4.5% Senior notes due 2034 [Member]    
Extinguishment of debt 0 80
6.7% Senior notes due 2028 [Member]    
Extinguishment of debt 0 60
6.375% Senior notes due 2037 [Member]    
Extinguishment of debt 0 43
6.7% Senior debentures due 2034 [Member]    
Extinguishment of debt 0 28
7.0% Senior debentures due 2028 [Member]    
Extinguishment of debt 0 27
6.65% Senior debentures due 2024 [Member]    
Extinguishment of debt 0 11
6.9% Senior debentures due 2032 [Member]    
Extinguishment of debt 0 5
9.5% Amortizing debentures due 2021 [Member]    
Extinguishment of debt 4 4
9.75% Amortizing debentures due 2021 [Member]    
Extinguishment of debt 2 2
Capital Lease and Other Long-Term Obligations [Member]    
Extinguishment of debt $ 0 $ 1