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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (LOSS) (UNAUDITED) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 29, 2018 | Sep. 30, 2017 | Sep. 29, 2018 | Sep. 30, 2017
Income Statement [Abstract] |  |  |  |
Revenues | $ 10,267 | $ 11,452 | $ 27,553 | $ 29,647
Costs of revenues | 6,874 | 7,018 | 19,598 | 19,409
Gross profit | 3,393 | 4,434 | 7,955 | 10,238
Operating expenses: |  |  |  |
Selling, general and administrative expenses | 5,064 | 3,614 | 12,791 | 10,344
Operating income (loss) | (1,671) | 820 | (4,836) | (106)
Other income (expense): |  |  |  |
Gain on the sale of property | 0 | 81 | 0 | 5,245
Interest expense, net | (45) | (209) | (675) | (631)
Other income | 251 | 372 | 341 | 1,036
Total other income (expense), net | 206 | 244 | (334) | 5,650
Income (loss) from continuing operations before provision for income taxes | (1,465) | 1,064 | (5,170) | 5,544
Total provision (benefit) for income taxes | (205) | 465 | (1,059) | 1,908
Net income (loss) | (1,260) | 599 | (4,111) | 3,636
Net (loss) attributed to noncontrolling interest | 0 | 83 | 0 | 496
Net income (loss) from continuing operations attributed to company | (1,260) | 682 | (4,111) | 4,132
Net income from discontinued operations, net of tax | 0 | 119 | 0 | 904
Net income (loss) attributed to company | $ (1,260) | $ 801 | $ (4,111) | $ 5,036
Earnings (loss) per share: |  |  |  |
Basic earnings (loss) per share from continued operations | $ (0.16) | $ 0.10 | $ (0.58) | $ 0.62
Basic earnings (loss) per share - discontinued operations, net of tax | 0.00 | 0.02 | 0.00 | 0.14
Basic earnings (loss) per share | (0.16) | 0.12 | (0.58) | 0.76
Diluted earnings (loss) per share from continued operations | (0.16) | 0.10 | (0.58) | 0.62
Diluted earnings (loss) per share - discontinued operations, net of tax | 0.00 | 0.01 | 0.00 | 0.13
Diluted earnings (loss) per share | $ (0.16) | $ 0.11 | $ (0.58) | $ 0.75
Weighted average common shares outstanding: |  |  |  |
Basic (in shares) | 7,675,000 | 6,655,000 | 7,142,000 | 6,655,000
Diluted (in shares) | 7,675,000 | 6,705,000 | 7,142,000 | 6,705,000
Net income (loss) | $ (1,260) | $ 599 | $ (4,111) | $ 3,636
Net income from discontinued operations, net of tax | 0 | 119 | 0 | 904
Other comprehensive income (loss), net of tax |  |  |  |
Effect of foreign currency translation adjustments | 12 | (31) | (21) | 5
Total other comprehensive income (loss), net of tax | 12 | (31) | (21) | 5
Comprehensive income (loss) | (1,248) | 687 | (4,132) | 4,545
Comprehensive income (loss) attributable to noncontrolling interest | 0 | 83 | 0 | 496
Comprehensive income (loss) attributable to controlling interest | $ (1,248) | $ 770 | $ (4,132) | $ 5,041

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