| Dec'18 | Dec'17 | Dec'16 | Dec'15 | Dec'14 | Dec'13 | Dec'12 | Dec'11 | Dec'10 |
|---|---|---|---|---|---|---|---|---|
Net sales from continuing operations | ||||||||
21,919 | 18,763 | - | - | - | - | - | - | - |
Net sales from continuing operations | ||||||||
- | - | 18,674 | 19,486 | 19,214 | 21,915 | 22,669 | 22,450 | 24,086 |
Cost of sales | ||||||||
- | - | 8,175 | 9,516 | 10,656 | 13,958 | 13,565 | - | - |
Asset impairment charge | ||||||||
- | - | - | - | - | 407 | - | - | - |
Cost of sales | ||||||||
9,213 | 8,505 | - | - | - | 14,365 | 13,565 | 13,892 | 14,128 |
Gross profit | ||||||||
12,706 | 10,258 | 10,498 | 9,970 | 8,558 | 7,550 | 9,103 | 8,557 | 9,957 |
Operating expenses: | ||||||||
Research and development | ||||||||
3,181 | 3,234 | 3,272 | 3,514 | 3,316 | 4,211 | 4,019 | 3,525 | 1,689 |
Selling, general and administrative | ||||||||
14,015 | 13,418 | 13,569 | 13,097 | 11,956 | 13,792 | 12,528 | 11,509 | 9,956 |
Total operating expenses | ||||||||
17,197 | 16,652 | 16,842 | 16,611 | 15,273 | 18,003 | 16,548 | 15,034 | 11,645 |
Operating loss | ||||||||
-4,491 | -6,394 | -6,343 | -6,641 | -6,714 | -10,453 | -7,444 | -6,476 | -1,687 |
Interest expense, net | ||||||||
1,469 | 1,076 | 1,048 | 859 | 786 | 316 | 113 | - | - |
Other income | ||||||||
- | - | 42 | 4 | 18 | 407 | 39 | 26 | -59 |
Loss from continuing operations before income taxes | ||||||||
-5,961 | -7,470 | -7,349 | -7,496 | - | - | - | - | - |
Loss before income taxes | ||||||||
- | - | - | - | - | - | -7,519 | -6,450 | -1,747 |
Income tax benefit | ||||||||
- | -1,745 | -1,424 | -209 | - | - | -211 | -124 | -147 |
Loss from continuing operations | ||||||||
-5,961 | -5,725 | -5,925 | -7,287 | -7,483 | - | - | -6,325 | -1,599 |
Discontinued operations: | ||||||||
Income from discontinued operations | ||||||||
- | 745 | 1,277 | 621 | - | - | - | - | - |
Gain on sale of discontinued operations | ||||||||
- | 4,388 | 2,911 | -24 | - | - | - | - | - |
Income tax expense | ||||||||
- | 1,745 | 1,424 | 209 | - | - | - | - | - |
Income from discontinued operations | ||||||||
- | 3,388 | 2,764 | 388 | - | - | - | 242 | 294 |
Loss from discontinued operations | ||||||||
- | - | - | - | -117 | - | - | - | - |
Net loss | ||||||||
-5,961 | -2,337 | -3,161 | -6,898 | -7,601 | -10,362 | -7,308 | -6,083 | -1,305 |
Preferred stock dividend accretion | ||||||||
1,703 | 1,589 | 1,482 | 1,383 | 1,290 | 1,203 | 1,123 | 631 | - |
Net loss applicable to common stockholders | ||||||||
-7,664 | -3,926 | -4,643 | -8,281 | -8,892 | -11,566 | -8,431 | -6,714 | - |
Net loss applicable to common stockholders | ||||||||
- | - | - | - | - | - | - | - | -1,305 |
Loss per common share from continuing operations - basic and diluted | ||||||||
-0.28 | -0.27 | -0.28 | -0.34 | -0.46 | - | - | -0.53 | -0.13 |
Income per common share from discontinued operations: basic and diluted | ||||||||
- | 0.13 | 0.11 | 0.02 | 0.00 | - | - | 0.02 | 0.02 |
Per share basic and diluted loss applicable to common stockholders | ||||||||
-0.28 | -0.14 | -0.17 | -0.32 | -0.46 | -0.73 | -0.63 | -0.51 | -0.11 |
Weighted-average number of common shares outstanding: Basic and diluted | ||||||||
27,769 | 27,260 | 26,826 | 25,700 | 19,235 | 15,771 | 13,286 | 13,104 | 12,175 |