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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2016 | Sep. 30, 2015 | Sep. 30, 2016 | Sep. 30, 2015
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME |  |  |  |
Revenues | $ 61,040 | $ 61,534 | $ 190,550 | $ 181,593
Cost of goods sold | 43,434 | 42,595 | 135,054 | 127,167
Gross margin | 17,606 | 18,939 | 55,496 | 54,426
Operating costs and expenses: |  |  |  |
Selling | 2,431 | 1,963 | 7,490 | 6,234
General and administrative | 5,264 | 5,939 | 17,551 | 17,314
Engineering and development | 3,961 | 3,345 | 12,185 | 10,498
Business development | 123 |  | 341 |
Amortization of intangible assets | 802 | 661 | 2,409 | 1,983
Total operating costs and expenses | 12,581 | 11,908 | 39,976 | 36,029
Operating income | 5,025 | 7,031 | 15,520 | 18,397
Other expense (income): |  |  |  |
Interest expense | 1,504 | 1,504 | 4,626 | 4,530
Other income, net | (75) | (115) | (190) | (400)
Total other expense, net | 1,429 | 1,389 | 4,436 | 4,130
Income before income taxes | 3,596 | 5,642 | 11,084 | 14,267
Provision for income taxes | (1,076) | (1,364) | (3,495) | (3,888)
Net income | $ 2,520 | $ 4,278 | $ 7,589 | $ 10,379
Basic earnings per share: |  |  |  |
Earnings per share (in dollars per share) | $ 0.27 | $ 0.46 | $ 0.81 | $ 1.12
Basic weighted average common shares (in shares) | 9,350 | 9,266 | 9,325 | 9,239
Diluted earnings per share: |  |  |  |
Earnings per share (in dollars per share) | $ 0.27 | $ 0.46 | $ 0.81 | $ 1.12
Diluted weighted average common shares (in shares) | 9,350 | 9,266 | 9,325 | 9,239
Net income | $ 2,520 | $ 4,278 | $ 7,589 | $ 10,379
Foreign currency translation adjustment | 383 | 400 | 1,346 | (3,162)
Change in accumulated (loss) income on derivatives | 66 | (87) | (56) | (146)
Comprehensive income (loss) | $ 2,969 | $ 4,591 | $ 8,879 | $ 7,071

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- Definition The aggregate total amount of expenses related to the Engineering of products or services not directly associated with the manufacture or sale of a product line, and the aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility. + References No definition available. + Details
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