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Quarterly Information (unaudited) | 12 Months Ended
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Dec. 31, 2017
Quarterly Financial Information Disclosure [Abstract] |
Quarterly Information (unaudited) |
13. | Quarterly Information (unaudited)
The following unaudited quarterly financial information includes, in management’s opinion, all the normal and recurring adjustments necessary to fairly state the results of operations and related information for the periods presented (in thousands):
|  | For the three months ended |
|  | March 31, 2017 |  |  | June 30, 2017 |  |  | September 30, 2017 |  |  | December 31, 2017 |
Product revenues |  | $ | 591 |  |  | $ | 969 |  |  | $ | 467 |  |  | $ | 662 |
Gross profit |  |  | (125 | ) |  |  | 262 |  |  |  | (20 | ) |  |  | 29 |
Development revenues |  |  | 1,018 |  |  |  | 531 |  |  |  | 1,306 |  |  |  | 867 |
Operating expenses |  |  | (6,336 | ) |  |  | (6,374 | ) |  |  | (5,629 | ) |  |  | (4,526 | )
In process research and development acquired from Azaya |  |  | (1,686 | ) |  |  | — |  |  |  | — |  |  |  | — |
Other expense, net |  |  | (415 | ) |  |  | (468 | ) |  |  | (464 | ) |  |  | (656 | )
Net income (loss) |  | $ | (7,544 | ) |  | $ | (6,049 | ) |  | $ | (4,807 | ) |  | $ | (4,286 | )
Beneficial conversion feature for convertible preferred stock |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (3,977 | )
Net income (loss) allocable to common stock holders |  |  | (7,544 | ) |  |  | (6,049 | ) |  |  | (4,807 | ) |  |  | (8,263 | )
Basic and diluted net loss per share |  | $ | (0.33 | ) |  | $ | (0.19 | ) |  | $ | (0.14 | ) |  | $ | (0.20 | )
|  | For the three months ended |
|  | March 31, 2016 |  |  | June 30, 2016 |  |  | September 30, 2016 |  |  | December 31, 2016 |
Product revenues |  | $ | 1,333 |  |  | $ | 1,126 |  |  | $ | 731 |  |  | $ | 1,466 |
Gross profit |  |  | 766 |  |  |  | 541 |  |  |  | 113 |  |  |  | 521 |
Development revenues |  |  | 1,585 |  |  |  | 1,699 |  |  |  | 1,879 |  |  |  | 1,561 |
Operating expenses |  |  | (7,448 | ) |  |  | (8,464 | ) |  |  | (6,789 | ) |  |  | (5,670 | )
Other expense, net |  |  | (242 | ) |  |  | (181 | ) |  |  | (587 | ) |  |  | (1,330 | )
Net income (loss) |  | $ | (5,339 | ) |  | $ | (6,405 | ) |  | $ | (5,384 | ) |  | $ | (4,918 | )
Beneficial conversion feature for convertible preferred stock |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |
Net income (loss) allocable to common stock holders |  |  | (5,339 | ) |  |  | (6,405 | ) |  |  | (5,384 | ) |  |  | (4,918 | )
Basic and diluted net loss per share |  | $ | (0.41 | ) |  | $ | (0.43 | ) |  | $ | (0.26 | ) |  | $ | (0.24 | )

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- References No definition available. + Details
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- Definition The entire disclosure for quarterly financial data. Includes, but is not limited to, tabular presentation of financial information for fiscal quarters, effect of year-end adjustments, and an explanation of matters or transactions that affect comparability of the information. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -URI http://asc.fasb.org/topic&trid=2126967 + Details
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