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Quarterly Results of Operations (Unaudited) (Tables) | 12 Months Ended
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Dec. 31, 2017
Quarterly Financial Information Disclosure [Abstract] |
Quarterly Consolidated Statement of Operations Data | The following table presents certain consolidated statement of operations data for the Company’s eight most recent quarters:
| Dec 31, |  | Sept 30, |  | June 30, |  | Mar 31, |  | Dec 31, |  | Sept 30, |  | June 30, |  | Mar 31,
| 2017 |  | 2017 |  | 2017 |  | 2017 |  | 2016 |  | 2016 |  | 2016 |  | 2016
| (In thousands, except per share data)
Revenues (1) | $ | 6,896 |  |  | $ | 11,863 |  |  | $ | 7,030 |  |  | $ | 9,224 |  |  | $ | 9,293 |  |  | $ | 26,306 |  |  | $ | 7,864 |  |  | $ | 13,623 |
Gross profit | 6,857 |  |  | 11,802 |  |  | 6,976 |  |  | 9,181 |  |  | 9,235 |  |  | 26,255 |  |  | 7,805 |  |  | 13,600 |
Operating income (loss) | (12,216 | ) |  | (5,443 | ) |  | (14,911 | ) |  | (12,852 | ) |  | (11,208 | ) |  | 10,114 |  |  | (9,561 | ) |  | (4,608 | )
Income (loss) from continuing operations before provision for taxes | (12,109 | ) |  | (5,243 | ) |  | (14,746 | ) |  | (12,713 | ) |  | (11,363 | ) |  | 10,778 |  |  | (9,528 | ) |  | (4,396 | )
Benefit (provision) for income taxes | (185 | ) |  | (44 | ) |  | (99 | ) |  | (152 | ) |  | (26,785 | ) |  | (3,760 | ) |  | 3,323 |  |  | 1,701 |
Income (loss) from continuing operations | (12,294 | ) |  | (5,287 | ) |  | (14,845 | ) |  | (12,865 | ) |  | (38,148 | ) |  | 7,018 |  |  | (6,205 | ) |  | (2,695 | )
Net income from discontinued operations (net of tax) | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 649 |  |  | — |
Net income (loss) | (12,294 | ) |  | (5,287 | ) |  | (14,845 | ) |  | (12,865 | ) |  | (38,148 | ) |  | 7,018 |  |  | (5,556 | ) |  | (2,695 | )
Basic net income (loss) per share (2) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Continuing operations (2) | $ | (0.42 | ) |  | $ | (0.18 | ) |  | $ | (0.51 | ) |  | $ | (0.44 | ) |  | $ | (1.32 | ) |  | $ | 0.24 |  |  | $ | (0.22 | ) |  | $ | (0.09 | )
Discontinued operations (2) | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 0.02 |  |  | — |
Total (2) | (0.42 | ) |  | (0.18 | ) |  | (0.51 | ) |  | (0.44 | ) |  | (1.32 | ) |  | 0.24 |  |  | (0.20 | ) |  | (0.09 | )
Shares used in calculating basic net income (loss) per share | 29,250 |  |  | 29,245 |  |  | 29,193 |  |  | 29,024 |  |  | 28,860 |  |  | 28,849 |  |  | 28,834 |  |  | 28,493 |
Diluted net income (loss) per share (2) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Continuing operations (2) | $ | (0.42 | ) |  | $ | (0.18 | ) |  | $ | (0.51 | ) |  | $ | (0.44 | ) |  | $ | (1.32 | ) |  | $ | 0.24 |  |  | $ | (0.22 | ) |  | $ | (0.09 | )
Discontinued operations (2) | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 0.02 |  |  | — |
Total (2) | (0.42 | ) |  | (0.18 | ) |  | (0.51 | ) |  | (0.44 | ) |  | (1.32 | ) |  | 0.24 |  |  | (0.20 | ) |  | (0.09 | )
Shares used in calculating diluted net income (loss) per share | 29,250 |  |  | 29,245 |  |  | 29,193 |  |  | 29,024 |  |  | 28,860 |  |  | 29,298 |  |  | 28,834 |  |  | 28,493 |
(1) Revenue increased significantly in the third quarter of 2016 primarily related to the $19 million received from Samsung in July 2016, in exchange for Product Life Cycle Wind Down Rights. (2) The quarterly earnings per share information is calculated separately for each period. Therefore, the sum of such quarterly per share amounts may differ from the total for the year.

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