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Discontinued Operations (Tables)
12 Months Ended
Feb. 02, 2019
Discontinued Operations and Disposal Groups [Abstract]  
Financial results of discontinued operations
The aggregate financial results of all discontinued operations for fiscal 2018 and fiscal 2017 were as follows ($ in millions):
 
2018
 
2017
Gain from discontinued operations before income tax expense
$
1

 
$
28

Income tax expense

 
(7
)
Net earnings from discontinued operations
$
1

 
$
21