Consolidated Income Statements (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Gross sales	$ 92,350	$ 81,145	$ 276,913	$ 245,309
Commissions, allowances and rebates	615	504	1,431	1,678
Net sales	91,735	80,641	275,482	243,631
Other revenue	1,244	659	1,657	1,667
Net revenues	92,979	81,300	277,139	245,298
Cost of goods sold	57,299	52,894	166,435	166,899
Gross profit	35,680	28,406	110,704	78,399
Operating expenses:
Selling, general and administrative expenses	13,989	12,541	41,818	38,734
Research and development expenses	3,672	3,839	9,030	9,945
Total operating expenses	17,661	16,380	50,848	48,679
Operating profit	18,019	12,026	59,856	29,720
Other expenses:
Interest expense, net	$ 517	$ 570	$ 1,467	1,635
Equity in losses of partially-owned affiliates				4,618
Other expense, net	$ 296	$ 37	$ 126	16
Income before income taxes	17,206	11,419	58,263	23,451
Provision/(benefit) for income taxes	5,330	2,537	18,569	(6,424)
Income from continuing operations	11,876	8,882	39,694	29,875
Loss from discontinued operations, net of tax	(129)	(113)	(291)	(457)
Net income	$ 11,747	$ 8,769	$ 39,403	$ 29,418
Basic earnings/(loss) per share of common stock:
Income from continuing operations (in dollars per share)	$ 0.38	$ 0.29	$ 1.27	$ 0.97
Loss from discontinued operations, net of tax (in dollars per share)	0	0	(0.01)	(0.01)
Net income (in dollars per share)	0.37	0.28	1.26	0.96
Diluted earnings/(loss) per share of common stock:
Income from continuing operations (in dollars per share)	0.36	0.28	1.22	0.95
Loss from discontinued operations, net of tax (in dollars per share)	0	0	(0.01)	(0.01)
Net income (in dollars per share)	$ 0.36	$ 0.28	$ 1.22	$ 0.93
Weighted average shares outstanding:
Basic (in shares)	31,471	30,801	31,339	30,665
Effect of dilutive stock based compensation (in shares)	1,122	798	1,089	821
Diluted (in shares)	32,593	31,599	32,428	31,486