Summary of Significant Accounting Policies - Loss per share (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
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| Numerator for basic and diluted income (loss) per share | |||
| Net loss | $ (95,514) | $ (70,138) | $ (71,579) |
| Net loss attributable to ordinary shareholders | $ (95,514) | $ (70,138) | $ (71,579) |
| Denominator for basic and diluted income (loss) per share | |||
| Weighted average number of shares used to calculate basic and diluted loss per share (in shares) | 584,338,942 | 527,637,086 | 424,713,997 |
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- References No definition available.
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- References No definition available.
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS). No definition available.
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