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v3.8.0.1

Condensed Consolidated Statements of Operations and Comprehensive Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016
Product revenue | $ 27,178 | $ 25,783 | $ 78,899 | $ 74,636
Licensing, milestone and contract revenue | 6 | 6 | 5,133 | 17
Total revenue | 27,184 | 25,789 | 84,032 | 74,653
Operating expenses: |  |  |  |
Cost of product revenue | 6,250 | 4,998 | 18,648 | 16,488
Research and development | 5,842 | 2,822 | 14,521 | 7,773
Selling, general and administrative | 4,823 | 4,280 | 14,862 | 12,525
Total operating expenses | 16,915 | 12,100 | 48,031 | 36,786
Income from operations | 10,269 | 13,689 | 36,001 | 37,867
Interest income, net | 261 | 93 | 335 | 214
Income before income taxes | 10,530 | 13,782 | 36,336 | 38,081
Provision for income taxes | 3,643 | 4,830 | 12,587 | 13,619
Net income | $ 6,887 | $ 8,952 | $ 23,749 | $ 24,462
Basic net income per share: |  |  |  |
Net income (in dollars per share) | $ 0.47 | $ 0.61 | $ 1.63 | $ 1.66
Basic weighted average common shares outstanding (in shares) | 14,579 | 14,625 | 14,572 | 14,726
Diluted net income per share: |  |  |  |
Net income (in dollars per share) | $ 0.46 | $ 0.59 | $ 1.58 | $ 1.61
Diluted weighted average common shares outstanding (in shares) | 15,115 | 15,077 | 15,065 | 15,163
Net income | $ 6,887 | $ 8,952 | $ 23,749 | $ 24,462
Other comprehensive income: |  |  |  |
Foreign currency translation adjustment | 690 | 310 | 2,270 | 548
Comprehensive income | $ 7,577 | $ 9,262 | $ 26,019 | $ 25,010

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