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Condensed Consolidated Statements of Operations (USD $) In Thousands, except Share data, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 | Jun. 30, 2013
Net sales | $ 13,430 | $ 13,499 | $ 29,278 | $ 26,507
Cost of sales | 11,402 | 11,410 | 24,815 | 21,653
Gross profit | 2,028 | 2,089 | 4,463 | 4,854
Operating expenses: |  |  |  |
Research and development | 159 | 75 | 226 | 244
Selling and marketing | 570 | 533 | 1,233 | 1,087
General and administrative | 1,148 | 1,026 | 2,355 | 2,391
Total operating expenses | 1,877 | 1,634 | 3,814 | 3,722
Income (loss) from consolidated continuing operations | 151 | 455 | 649 | 1,132
Net equity income from foreign joint ventures’ operations: |  |  |  |
Equity income from foreign joint ventures’ operations | 1,110 | 1,248 | 1,584 | 2,706
Foreign joint ventures’ operations related expenses | (178) | (87) | (290) | (138)
Net equity income from foreign joint ventures’ operations | 932 | 1,161 | 1,294 | 2,568
Income (loss) from consolidated continuing operations and net equity income from foreign joint ventures’ operations | 1,083 | 1,616 | 1,943 | 3,700
Other income (expense): |  |  |  |
Interest expense and other, net | (21) | (28) | (33) | (44)
Continuing operations income before income taxes | 1,062 | 1,588 | 1,910 | 3,656
Provision for income taxes on continuing operations |  | (380) |  | (635)
Net income (loss) from continuing operations | 1,062 | 1,208 | 1,910 | 3,021
Discontinued operations income (loss) | (2,384) | (60) | (2,652) | (135)
Provision for income taxes on discontinued operations |  |  |  |
Net income (loss) from discontinued operations | (2,384) | (60) | (2,652) | (135)
Net income (loss) before dividends on redeemable convertible preferred stock | (1,322) | 1,148 | (742) | 2,886
Dividends on redeemable convertible preferred stock | 86 | 85 | 172 | 170
Net income (loss) attributable to common stockholders | $ (1,408) | $ 1,063 | $ (914) | $ 2,716
Earnings (loss) from continuing operations per common share: |  |  |  |
Basic | $ 0.12 | $ 0.14 | $ 0.21 | $ 0.36
Diluted | $ 0.11 | $ 0.12 | $ 0.20 | $ 0.32
Weighted - average number of continuing operations shares outstanding: |  |  |  |
Basic | 8,176,808 | 8,002,872 | 8,115,214 | 7,976,222
Diluted | 9,723,076 | 9,435,695 | 9,710,422 | 9,409,537
Loss per common share from discontinued operations: |  |  |  |
Basic and diluted | $ (0.29) | $ (0.01) | $ (0.32) | $ (0.02)
Total Earnings (loss) per common share: |  |  |  |
Basic | $ (0.17) | $ 0.13 | $ (0.11) | $ 0.34
Diluted | $ (0.17) | $ 0.12 | $ (0.11) | $ 0.31
Weighted - average number of common shares outstanding: |  |  |  |
Basic | 8,176,808 | 8,002,872 | 8,115,214 | 7,976,222
Diluted | 8,176,808 | 9,435,695 | 8,115,214 | 9,409,537

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