Consolidated Balance Sheets (USD $)	Dec. 31, 2014	Dec. 31, 2013
Current Assets
Cash and cash equivalents	$ 11,966,863	$ 11,247,560
Accounts receivable, net	6,463,050	2,883,443
Costs and estimated earnings in excess of billings on uncompleted contracts	2,498,662	1,577,969
Inventories, net	4,842,059	4,497,349
Deferred income taxes	2,887,960	1,443,321
Other current assets	194,756	246,240
Total Current Assets	28,853,350	21,895,882
Property, plant and equipment, net	15,025,283	15,492,111
Construction in progress	389,276	128,171
Deferred income taxes	750,133	710,983
Restricted Cash	400,000	800,000
Other assets	82,559	70,376
Intangible assets, net	55,871	44,116
Total Assets	45,556,472	39,141,639
Current Liabilities
Accounts payable	1,682,838	468,072
Accrued expenses	3,297,052	1,806,370
Current maturities of long-term debt	720,000	720,000
Billings in excess of costs and estimated earnings on uncompleted contracts	1,328,508	252,890
Deferred revenue	488,691	204,527
Accrued loss on litigation settlement	4,925,000
Total Current Liabilities	12,442,089	3,451,859
Long-term debt, net of current portion	3,845,508	4,565,508
Total Liabilities	16,287,597	8,017,367
Commitments and Contingencies (Note 16)
Common stock - $0.01 par value – 10,000,000 shares authorized: issued and outstanding, 6,162,027 shares at December 31, 2014 and 6,091,707 shares at December 31, 2013	61,620	60,917
Additional paid-in capital	22,144,805	21,527,375
Retained earnings	7,062,450	9,535,980
Total Stockholders’ Equity	29,268,875	31,124,272
Total Liabilities and Stockholders’ Equity	$ 45,556,472	$ 39,141,639