Condensed Consolidated Statements of Operations (Current Period Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Net product sales	$ 16,202	$ 21,411	$ 31,037	$ 46,608
Net service revenues	5,825	2,984	13,011	5,408
Total net revenues	22,027	24,395	44,048	52,016
Cost of products sold	14,184	17,555	26,634	39,149
Cost of services	3,596	2,160	8,951	4,274
Total cost of revenues	17,780	19,715	35,585	43,423
Gross profit	4,247	4,680	8,463	8,593
Selling and administrative expenses:
Selling	1,559	870	3,104	1,736
Administrative	2,822	2,453	6,715	4,954
Total selling and administrative expenses	4,381	3,323	9,819	6,690
Gain on the sale/disposal/transfer of assets	2	3	8	4
Income (loss) from operations	(132)	1,360	(1,348)	1,907
Equity income (loss) of joint venture		(12)	95	(118)
Other income (expense):
Interest income	182	13	359	35
Interest expense	(18)	(12)	(27)	(19)
Other income (expense), net	(123)	247	86	496
Total other income (expense)	41	248	418	512
Earnings (loss) before income taxes	(91)	1,596	(835)	2,301
Income tax benefit (expense)	472	(319)	622	(460)
Net earnings (loss)	$ 381	$ 1,277	$ (213)	$ 1,841
Basic earnings (loss) per share (in Dollars per share)	$ 0.03	$ 0.09	$ (0.02)	$ 0.13
Diluted earnings (loss) per share (in Dollars per share)	$ 0.03	$ 0.09	$ (0.02)	$ 0.13
Weighted average shares outstanding:
Basic (in Shares)	14,060	13,997	14,043	13,988
Diluted (in Shares)	14,106	14,045	14,043	14,035