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v3.20.1

Basic and Diluted Net Loss per Common Share (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2020 | Mar. 31, 2019
Numerator: |  |
Net loss attributable to common stockholders | $ (88,948) | $ (120,299)
Denominator: |  |
Weighted-average common shares outstanding - basic and diluted (in shares) | 256,968,248 | 213,519,287
Antidilutive securities excluded from computation of diluted earnings per share (in shares) | 29,664,000 | 31,912,000
Options to purchase common stock |  |
Denominator: |  |
Antidilutive securities excluded from computation of diluted earnings per share (in shares) | 19,086,000 | 18,331,000
Convertible notes |  |
Denominator: |  |
Antidilutive securities excluded from computation of diluted earnings per share (in shares) | 462,000 | 5,017,000
Outstanding warrants, convertible to common stock |  |
Denominator: |  |
Antidilutive securities excluded from computation of diluted earnings per share (in shares) | 2,554,000 | 2,554,000
Unvested restricted stock units |  |
Denominator: |  |
Antidilutive securities excluded from computation of diluted earnings per share (in shares) | 7,562,000 | 6,010,000

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