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Net Loss Per Share (Tables) | 9 Months Ended
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Sep. 30, 2018
Net Loss Per Share |
Computation of Basic and Diluted Loss Per Share Attributable to Common Stockholders | As the Company had net losses for the three and nine months ended September 30, 2018 and 2017, all potential common shares were determined to be anti-dilutive. The following table sets forth the computation of net loss per common share (in thousands, except share and per share amounts):
|  | Three Months Ended |  | Nine Months Ended
|  | September 30, |  | September 30,
|  | 2018 |  | 2017 |  | 2018 |  | 2017
Numerator: |  |  |  |  |  |  |  |  |  |  |  |
Net loss |  | $ | (24,126) |  | $ | (20,724) |  | $ | (63,436) |  | $ | (74,453)
Denominator: |  |  |  |  |  |  |  |  |  |  |  |
Weighted average common shares outstanding - basic and diluted |  |  | 62,071,397 |  |  | 47,464,310 |  |  | 54,204,907 |  |  | 47,404,039
Net loss per share - basic and diluted |  | $ | (0.39) |  | $ | (0.44) |  | $ | (1.17) |  | $ | (1.57)

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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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