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NET INCOME PER SHARE | 9 Months Ended
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Sep. 30, 2014
Earnings Per Share [Abstract] |
NET INCOME PER SHARE | NET INCOME PER SHARE The following table sets forth the computation of basic and diluted net income per share (in millions except per share amounts):
| Three months ended September 30, |  | Nine months ended September 30,
| 2014 |  | 2013 |  | 2014 |  | 2013
NUMERATOR: |  |  |  |  |  |  |
Net income | $ | 329 |  |  | $ | 259 |  |  | $ | 946 |  |  | $ | 542 |
Incremental income effect of interest on 5.25% convertible notes | 1 |  |  | 1 |  |  | 3 |  |  | 2 |
Net income after assumed conversion | $ | 330 |  |  | $ | 260 |  |  | $ | 949 |  |  | $ | 544 |
DENOMINATOR: |  |  |  |  |  |  |  |  |  |  |
Weighted-average shares outstanding, basic | 683 |  |  | 703 |  |  | 690 |  |  | 714 |
Dilutive effect of Employee stock options and restricted stock units | 2 |  |  | 2 |  |  | 3 |  |  | 2 |
Dilutive effect of 5.25% convertible notes | 6 |  |  | 6 |  |  | 6 |  |  | 6 |
Adjusted weighted-average shares outstanding, diluted | 691 |  |  | 711 |  |  | 699 |  |  | 722 |
NET INCOME PER SHARE: |  |  |  |  |  |  |  |  |  |  |
Basic | $ | 0.48 |  |  | $ | 0.37 |  |  | $ | 1.37 |  |  | $ | 0.76 |
Diluted | $ | 0.48 |  |  | $ | 0.37 |  |  | $ | 1.36 |  |  | $ | 0.75 |
Potentially dilutive amounts excluded from calculations: |  |  |  |  |  |  |  |  |  |  |
Stock options and restricted stock units | — |  |  | 9 |  |  | — |  |  | 10 |

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