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Earnings (Loss) Per Share (Tables) | 9 Months Ended
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Sep. 30, 2015
Earnings Per Share [Abstract] |
Reconciliation of Shares Used in Calculating Earnings Per Basic and Diluted Shares | A reconciliation of shares used in calculating earnings per basic and diluted shares follows (in thousands):
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2015 |  | 2014 |  | 2015 |  | 2014
Weighted average common shares outstanding—basic | 25,450 |  |  | 25,879 |  |  | 25,800 |  |  | 25,811 |
Dilutive effect of stock-based awards | — |  |  | 410 |  |  | 265 |  |  | 684 |
Dilutive effect of convertible senior notes | — |  |  | 1,043 |  |  | 847 |  |  | 1,118 |
Dilutive effect of warrants | — |  |  | — |  |  | — |  |  | 9 |
Weighted average common shares outstanding—diluted | 25,450 |  |  | 27,332 |  |  | 26,912 |  |  | 27,622 |

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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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