Statements of Income Statement (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Revenues	$ 46,960	$ 44,044	$ 131,627	$ 131,753
Cost of Revenue	22,000	21,574	61,794	63,894
Gross Profit	24,960	22,470	69,833	67,859
Research and Development Expense	9,631	10,455	30,477	30,372
Selling, General and Administrative Expense	10,262	10,054	42,328	30,825
Amortization of Intangible Assets	567	666	1,907	1,930
Operating Expenses	20,460	21,175	74,712	63,127
Operating Income (Loss)	4,500	1,295	(4,879)	4,732
Interest Expense, net	1,328	1,262	3,950	3,671
Total other expenses (income)	337	(4)	372	(53)
Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest	2,835	37	(9,201)	1,114
Income Tax Expense (Benefit)	3,833	(215)	(3,067)	(290)
Net Income (Loss) Attributable to Parent	$ (998)	$ 252	$ (6,134)	$ 1,404
Earnings (Loss) Per Share, Basic	$ (0.03)	$ 0.01	$ (0.18)	$ 0.04
Earnings (Loss) Per Share, Diluted	$ (0.03)	$ 0.01	$ (0.18)	$ 0.04
Weighted Average Number of Shares Outstanding, Basic	33,237	32,897	33,205	32,727
Weighted Average Number of Shares Outstanding, Diluted	33,237	33,426	33,205	33,337