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Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2017 | Jun. 30, 2016 | Jun. 30, 2017 | Jun. 30, 2016
Net revenues | $ 12,715,000 | $ 14,809,000 | $ 25,422,000 | $ 24,847,000
Cost of goods sold | 10,361,000 | 12,993,000 | 20,349,000 | 22,997,000
Gross profit | 2,354,000 | 1,816,000 | 5,073,000 | 1,850,000
Selling, general and administrative expenses | 2,833,000 | 2,375,000 | 5,684,000 | 5,431,000
Research and development | 619,000 | 554,000 | 1,008,000 | 1,128,000
(Gain) loss on disposal of property and equipment | (1,000) | (1,000) | (1,000) | 4,000
Impairment loss on tangible assets |  | 1,816,000 |  | 1,816,000
Impairment loss on intangible assets |  | 8,288,000 |  | 8,288,000
Loss from operations | (1,097,000) | (11,216,000) | (1,618,000) | (14,817,000)
Other income (expense): |  |  |  |
Interest income | (36,000) | (31,000) | (71,000) | (47,000)
Interest expense | (90,000) | (108,000) | (189,000) | (276,000)
Interest expense-financing fees | (9,000) | (29,000) | (18,000) | (85,000)
Other |  | (21,000) |  | (21,000)
Loss from continuing operations before taxes | (1,160,000) | (11,301,000) | (1,754,000) | (15,110,000)
Income tax expense (benefit) | 66,000 | (3,167,000) | 147,000 | (3,130,000)
Loss from continuing operations, net of taxes | (1,226,000) | (8,134,000) | (1,901,000) | (11,980,000)
Loss from discontinued operations (net of taxes of $0) | (160,000) | (264,000) | (291,000) | (431,000)
Net loss | (1,386,000) | (8,398,000) | (2,192,000) | (12,411,000)
Net loss attributable to non-controlling interest | (217,000) | (164,000) | (296,000) | (337,000)
Net loss attributable to Perma-Fix Environmental Services, Inc. common stockholders | $ (1,169,000) | $ (8,234,000) | $ (1,896,000) | $ (12,074,000)
Net loss per common share attributable to Perma-Fix Environmental Services, Inc. stockholders - basic and diluted: |  |  |  |
Continuing operations (in dollars per share) | $ (0.09) | $ (0.69) | $ (0.14) | $ (1)
Discontinued operations (in dollars per share) | (0.01) | (0.02) | (0.02) | (0.04)
Net loss per common share (in dollars per share) | $ (0.10) | $ (0.71) | $ (0.16) | $ (1.04)
Number of common shares used in computing net loss per share: |  |  |  |
Basic (in shares) | 11,698 | 11,574 | 11,690 | 11,566
Diluted (in shares) | 11,698 | 11,574 | 11,690 | 11,566

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