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Condensed Consolidated Financial Statements Details | 3 Months Ended
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Mar. 31, 2019
Condensed Consolidated Financial Statements Detail [Abstract] |
Condensed Consolidated Financial Statements Details | 3. Condensed Consolidated Financial Statements Details Long-term Equity Securities As of March 31, 2019 and December 31, 2018, long-term equity securities consisted of an investment in Rezolute’s common stock of $1.1 million and $0.4 million, respectively (see Note 4). The Company recognized a gain of $0.7 million due to the change in fair value of its investment in Rezolute’s common stock in other income, net line item of the condensed consolidated statement of operations and comprehensive income for the three months ended March 31, 2019. There is no comparable gain or loss recognized for the three months ended March 31, 2018 as the long-term equity securities were received in the second quarter of 2018. Accrued and Other Liabilities Accrued and other liabilities consisted of the following (in thousands):
|  | March 31, |  |  | December 31, |
|  | 2019 |  |  | 2018 |
Accrued legal and accounting fees |  | $ | 181 |  |  | $ | 396 |
Accrued restructuring |  |  | — |  |  |  | 1,361 |
Accrued incentive compensation |  |  | 209 |  |  |  | 152 |
Liability related to sublease |  |  | — |  |  |  | 84 |
Accrued payroll and other benefits |  |  | 127 |  |  |  | 155 |
Other |  |  | 281 |  |  |  | 234 |
Total |  | $ | 798 |  |  | $ | 2,382 |
Net Income (Loss) Per Share Available to Common Stockholders The following is a reconciliation of the numerator (net income or loss) and the denominator (number of shares) used in the calculation of basic and diluted net income (loss) per share available to common stockholders (in thousands):
| Three Months Ended March 31, |  |
| 2019 |  |  | 2018 |  |
Numerator |  |  |  |  |  |  |  |
Net income (loss) | $ | 3,233 |  |  | $ | (3,806 | ) |
Less: Allocation of undistributed earnings to participating securities |  | (1,352 | ) |  |  | — |  |
Net income (loss) available to common stockholders, basic |  | 1,881 |  |  |  | (3,806 | ) |
Add: Adjustments to undistributed earnings allocated to participating securities |  | 54 |  |  |  | — |  |
Net income (loss) available to common stockholders, diluted | $ | 1,935 |  |  | $ | (3,806 | ) |
Denominator |  |  |  |  |  |  |  |
Weighted average shares used in computing basic net income (loss) per share available to common stockholders |  | 8,706 |  |  |  | 8,313 |  |
Effect of dilutive stock options |  | 618 |  |  |  | — |  |
Weighted average shares used in computing diluted net income (loss) per share available to common stockholders |  | 9,324 |  |  |  | 8,313 |  |
Basic net income (loss) per share available to common stockholders | $ | 0.22 |  |  | $ | (0.46 | ) |
Diluted net income (loss) per share available to common stockholders | $ | 0.21 |  |  | $ | (0.46 | ) |
Potentially dilutive securities are excluded from the calculation of diluted net income (loss) per share available to common stockholders if their inclusion is anti-dilutive. The following table shows the weighted-average outstanding securities considered anti-dilutive and therefore excluded from the computation of diluted net income (loss) per share available to common stockholders (in thousands):
| Three Months Ended March 31, |  |
| 2019 |  |  | 2018 |  |
Convertible preferred stock |  | — |  |  |  | 5,003 |  |
Common stock options and RSUs |  | 830 |  |  |  | 1,645 |  |
Warrants for common stock |  | 25 |  |  |  | 17 |  |
Total |  | 855 |  |  |  | 6,665 |  |

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