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Earnings Per Share (EPS) (Tables) | 9 Months Ended
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Sep. 30, 2018
Earnings Per Share [Abstract] |
Computation of Basic and Diluted EPS | The following table presents the computation of our basic and diluted EPS attributable to our common stock:
| Three Months Ended September 30, |  | Nine Months Ended September 30,
(in millions, except per share data) | 2018 | 2017 |  | 2018 | 2017
Net income | $ | 51 |  | $ | 43 |  |  | $ | 163 |  | $ | 112 |
Weighted average shares of common stock outstanding | 71 |  | 69 |  |  | 70 |  | 69 |
Basic EPS | $ | 0.73 |  | $ | 0.62 |  |  | $ | 2.32 |  | $ | 1.62 |
Net income | $ | 51 |  | $ | 43 |  |  | $ | 163 |  | $ | 112 |
Weighted average shares of common stock | 71 |  | 69 |  |  | 70 |  | 69 |
Dilutive effect of stock options and restricted stock units | 2 |  | 2 |  |  | 2 |  | 2 |
Weighted average shares of common stock outstanding | 73 |  | 71 |  |  | 72 |  | 71 |
Diluted EPS | $ | 0.71 |  | $ | 0.60 |  |  | $ | 2.25 |  | $ | 1.57 |
Common stock equivalents excluded from income per diluted share because of their anti-dilutive effect | — |  | — |  |  | 1 |  | 2 |

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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