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CONSOLIDATED STATEMENTS OF OPERATIONS (UNAUDITED) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
Income Statement [Abstract] |  |
Revenue | $ 57,290 | $ 37,993
Cost of revenue | 56,611 | 42,890
Gross profit (loss) | 679 | (4,897)
General and administrative expenses | 4,709 | 3,930
Asset impairment | 750 | 389
Operating income (loss) | (4,780) | (9,216)
Other income (expense): |  |
Interest expense | (469) | (59)
Other income (expense), net | 12 | 9
Total other income (expense) | (457) | (50)
Net loss before income taxes | (5,237) | (9,266)
Income tax expense (benefit) | 59 | (2,812)
Net loss | $ (5,296) | $ (6,454)
Per share data: |  |
Basic and diluted loss per share - common shareholders (usd per share) | $ (0.35) | $ (0.44)
Cash dividend declared per common share (usd per share) | $ 0 | $ 0.01

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