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NET INCOME PER SHARE | 6 Months Ended
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Jul. 29, 2017
Earnings Per Share [Abstract] |
NET INCOME PER SHARE | NET INCOME PER SHARE The following table sets forth the calculations of basic and diluted net income per share:
|  | 13 Weeks Ended |  | 26 Weeks Ended
|  | July 29, |  | July 30, |  | July 29, |  | July 30,
(in millions, except per share data) |  | 2017 |  | 2016 |  | 2017 |  | 2016
Basic net income per share: |  |  |  |  |  |  |  |
Net income |  | $ | 233.8 |  |  | $ | 170.2 |  |  | $ | 434.3 |  |  | $ | 402.8 |
Weighted average number of shares outstanding |  | 236.7 |  |  | 235.6 |  |  | 236.5 |  |  | 235.5 |
Basic net income per share |  | $ | 0.99 |  |  | $ | 0.72 |  |  | $ | 1.84 |  |  | $ | 1.71 |
Diluted net income per share: |  |  |  |  |  |  |  |
Net income |  | $ | 233.8 |  |  | $ | 170.2 |  |  | $ | 434.3 |  |  | $ | 402.8 |
Weighted average number of shares outstanding |  | 236.7 |  |  | 235.6 |  |  | 236.5 |  |  | 235.5 |
Dilutive effect of stock options and restricted stock (as determined by applying the treasury stock method) |  | 0.7 |  |  | 1.1 |  |  | 0.9 |  |  | 1.1 |
Weighted average number of shares and dilutive potential shares outstanding |  | 237.4 |  |  | 236.7 |  |  | 237.4 |  |  | 236.6 |
Diluted net income per share |  | $ | 0.98 |  |  | $ | 0.72 |  |  | $ | 1.83 |  |  | $ | 1.70 |
For the 13 and 26 weeks ended July 29, 2017 and July 30, 2016, substantially all of the stock options outstanding were included in the calculation of the weighted average number of shares and dilutive potential shares outstanding.

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