Condensed Statements of Shareholders' Equity (Unaudited) - USD ($)	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Total
Balance (in shares) at Dec. 31, 2014	8,500,555
Balance at Dec. 31, 2014	$ 8,501	$ 51,440,770	$ 13,373,601	$ (9,716)	$ 64,813,156
Net income (loss)			$ 928,120		928,120
Change in unrealized loss from interest rate swap				$ 1,007	1,007
Common stock issued upon exercise of options (in shares)	25,352
Common stock issued upon exercise of options	$ 26	$ 79,974			80,000
Tax benefit of stock option exercise		33,000			33,000
Stock-based compensation expense (in shares)	12,835
Stock-based compensation expense	$ 13	273,027			273,040
Balance (in shares) at Mar. 31, 2015	8,538,742
Balance at Mar. 31, 2015	$ 8,540	51,826,771	$ 14,301,721	$ (8,709)	66,128,323
Loss on settlement and reclassification into earnings					1,007
Stock-based compensation expense	$ 13	273,027			$ 273,040
Balance (in shares) at Dec. 31, 2015	8,583,511				8,583,511
Balance at Dec. 31, 2015	$ 8,584	$ 52,137,384	$ 18,389,594	$ (3,453)	$ 70,532,109
Net income (loss)			$ (9,220,220)		(9,220,220)
Stock-based compensation expense (in shares)	13,471
Stock-based compensation expense	$ 12	$ 273,047			$ 273,059
Balance (in shares) at Mar. 31, 2016	8,596,982				8,596,982
Balance at Mar. 31, 2016	$ 8,596	$ 52,410,431	$ 9,169,374		$ 61,588,401
Loss on settlement and reclassification into earnings				$ 3,453	3,453
Stock-based compensation expense	$ 12	$ 273,047			$ 273,059