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Share-Based Compensation
3 Months Ended
Apr. 30, 2016
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Share-Based Compensation
Share-Based Compensation
Share-based compensation expense recognized in the Condensed Consolidated Statements of Income, primarily in operating expenses, is as follows:
 
13 Weeks Ended
($ in millions)
April 30,
2016
 
May 2,
2015
Stock units
$
12

 
$
18

Stock options
2

 
3

Employee stock purchase plan
1

 
1

Share-based compensation expense
15

 
22

Less: Income tax benefit
(6
)
 
(8
)
Share-based compensation expense, net of tax
$
9

 
$
14