Consolidated Income Statements (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Gross sales	$ 146,055	$ 104,231	$ 479,471	$ 390,575
Commissions, allowances and rebates	220	240	838	641
Net sales	145,835	103,991	478,633	389,934
Other revenues, net	2,728	627	6,236	7,827
Net revenue	148,563	104,618	484,869	397,761
Total cost of goods sold	97,662	71,893	316,257	249,389
Gross profit	50,901	32,725	168,612	148,372
Operating expenses:
Selling, general and administrative expenses	25,583	14,514	76,319	47,037
Research and development expenses	3,427	4,191	10,567	11,943
Merger, acquisition and integration expenses	4,431	7,388	11,049	7,727
Total operating expenses	33,441	26,093	97,935	66,707
Operating profit	17,460	6,632	70,677	81,665
Other expenses/(income):
Interest expense, net	5,584	725	16,954	824
Loss/(gain) on investment in equity securities	540	(5,611)	4,344	(10,757)
Other expenses, net	296	109	721	554
Income before income taxes	11,040	11,409	48,658	91,044
Provision for/(benefit from) income taxes	2,692	(15,406)	14,096	(872)
Income from continuing operations	8,348	26,815	34,562	91,916
Income/(loss) from discontinued operations, net of tax	1,198	(86)	1,011	(710)
Net income	$ 9,546	$ 26,729	$ 35,573	$ 91,206
Basic earnings/(loss) per share of common stock:
Income from continuing operations	$ 0.25	$ 0.80	$ 1.03	$ 2.77
Income/(loss) from discontinued operations, net of tax	0.03	0.00	0.03	(0.02)
Net income	0.28	0.80	1.06	2.75
Diluted earnings/(loss) per share of common stock:
Income from continuing operations	0.25	0.79	1.02	2.73
Income/(loss) from discontinued operations, net of tax	0.03	0.00	0.03	(0.02)
Net income	$ 0.28	$ 0.79	$ 1.05	$ 2.71
Weighted average shares outstanding:
Basic	33,683	33,406	33,658	33,130
Effect of dilutive stock based compensation	225	486	152	573
Diluted	33,908	33,892	33,810	33,703
Product Sales [Member]
Gross sales	$ 118,698	$ 97,518	$ 388,216	$ 375,970
Total cost of goods sold	74,493	65,926	243,017	236,066
Service Revenue [Member]
Gross sales	27,357	6,713	91,255	14,605
Total cost of goods sold	$ 23,169	$ 5,967	$ 73,240	$ 13,323