CONSOLIDATED INCOME STATEMENTS - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
CONSOLIDATED INCOME STATEMENTS
Sales	$ 14,626,904	$ 12,814,815	$ 42,462,265	$ 39,894,380
Cost of Sales	13,555,853	11,234,934	37,535,454	35,130,045
Gross Profit	1,071,051	1,579,881	4,926,811	4,764,335
Selling, General and Administrative	4,791,636	5,070,127	17,433,530	15,071,238
Research and Product Development	1,304,658	1,261,863	4,195,003	4,639,617
Operating Income (Loss)	(5,025,243)	(4,752,109)	(16,701,722)	(14,946,520)
Interest and Investment Income, net	(31,751)	188,847	(180,279)	602,429
Income (Loss) Before Income Taxes	(5,056,994)	(4,563,262)	(16,882,001)	(14,344,091)
Income Tax Expense				404,527
Net Income (Loss)	$ (5,056,994)	$ (4,563,262)	$ (16,882,001)	$ (14,748,618)
Basic Earnings (Loss) per Share	$ (0.10)	$ (0.09)	$ (0.33)	$ (0.29)
Diluted Earnings (Loss) per Share	$ (0.10)	$ (0.09)	$ (0.33)	$ (0.29)