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Earnings Per Share (Tables) | 12 Months Ended
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Dec. 31, 2014
Earnings Per Share [Abstract] |
Schedule of Earnings Per Share, Basic and Diluted |
| Year Ended December 31,
| 2014 |  | 2013 |  | 2012
| (in thousands except per share amounts)
Numerator |  |  |  |  |
Net loss attributable to common shareholders: | $ | (39,674 | ) |  | $ | (43,413 | ) |  | $ | (89,266 | )
Denominator |  |  |  |  |  |  |  |
Weighted-average common shares outstanding | 37,959 |  |  | 33,948 |  |  | 32,852 |
Basic and diluted net loss per share attributable to common shareholders | $ | (1.05 | ) |  | $ | (1.28 | ) |  | $ | (2.72 | )

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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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