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Condensed Consolidated Statements of Operations and Comprehensive Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Product revenue	$ 22,278	$ 15,515
Licensing, milestone and contract revenue	5	5
Total revenue	22,283	15,520
Operating expenses:
Cost of product revenue	5,425	4,313
Research & development	2,159	2,098
Selling, general & administrative	3,990	3,605
Total operating expenses	11,574	10,016
Income from operations	10,709	5,504
Interest income, net	72	24
Income before income taxes	10,781	5,528
Provision for income taxes	3,886	2,012
Net income	$ 6,895	$ 3,516
Basic net income per share:
Net income (in dollars per share)	$ 0.46	$ 0.24
Basic weighted average common shares outstanding (in shares)	14,875	14,905
Diluted net income per share:
Net income (in dollars per share)	$ 0.45	$ 0.23
Diluted weighted average common shares outstanding (in shares)	15,307	15,330
Net income	$ 6,895	$ 3,516
Other comprehensive income (loss):
Foreign currency translation adjustment	776	(2,249)
Comprehensive income	$ 7,671	$ 1,267

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