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Earnings (Loss) Per Share (Tables) | 12 Months Ended
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Dec. 31, 2014
Earnings Per Share [Abstract] |
Computation of Earnings (Loss) Per Common Share | The following table reconciles net income (loss) to basic and diluted EPS:
(in millions, except per share data) | 2014 |  | 2013 |  | 2012
Income from continuing operations | $ | 63.0 |  |  | $ | 160.2 |  |  | $ | 22.0 |
Gain (loss) from discontinued operations and disposal, net of tax | 0.7 |  |  | (0.2 | ) |  | (49.5 | )
Net income (loss) | $ | 63.7 |  |  | $ | 160.0 |  |  | $ | (27.5 | )
Weighted average shares outstanding — Basic | 62.7 |  |  | 62.6 |  |  | 62.3 |
Dilutive effect of common stock equivalents | 0.9 |  |  | 0.6 |  |  | 0.4 |
Weighted average shares outstanding — Diluted | 63.6 |  |  | 63.2 |  |  | 62.7 |
Basic earnings (loss) per share: |  |  |  |  |
Earnings from continuing operations | $ | 1.00 |  |  | $ | 2.56 |  |  | $ | 0.35 |
Gain (loss) from discontinued operations and disposal, net of tax | 0.01 |  |  | — |  |  | (0.79 | )
Net earnings (loss) per share | $ | 1.01 |  |  | $ | 2.56 |  |  | $ | (0.44 | )
Diluted earnings (loss) per share: |  |  |  |  |
Earnings from continuing operations | $ | 0.99 |  |  | $ | 2.53 |  |  | $ | 0.35 |
Gain (loss) from discontinued operations and disposal, net of tax | 0.01 |  |  | — |  |  | (0.79 | )
Net earnings (loss) per share | $ | 1.00 |  |  | $ | 2.53 |  |  | $ | (0.44 | )

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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://www.xbrl.org/2003/role/presentationRef -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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