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Derivative Financial Instrument Derivative Financial Instrument (Tables)
12 Months Ended
Jan. 28, 2018
Derivative [Line Items]  
Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block]
 
January 28,
2018
 
January 29,
2017
 
(In millions)
Designated as cash flow hedges
$
104

 
$
67

Not designated for hedge accounting
$
94

 
$
32