INCOME TAXES (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Current taxes [Abstract]
Federal	$ 2,724,597	$ 686,968	$ 0
State	25,491	12,182	3,525
Total current taxes	2,750,088	699,150	3,525
Deferred taxes [Abstract]
Federal	(68,298)	1,134,532	(1,219,190)
State	3,023	340,372	(122,593)
Total deferred taxes	(65,274)	1,474,904	(1,341,783)
Total provision for income taxes	2,684,814	2,174,054	(1,338,258)
Effective income tax rate differs from federal statutory tax rate [Abstract]
Statutory rate (in hundredths)	34.00%	34.00%	34.00%
State income taxes, net of federal income tax benefit (in hundredths)	0.21%	0.16%	7.10%
Stock-based compensation (in hundredths)	0.11%	1.51%	4.00%
Change in effective state tax rate (in hundredths)	0.02%	6.59%	0.00%
Other, net (in hundredths)	(0.66%)	(0.08%)	(5.90%)
Increase (decrease) in valuation allowance (in hundredths)	0.00%	0.00%	(64.60%)
Effective tax rate (benefit) (in hundredths)	33.68%	42.18%	(25.40%)
Deferred tax assets [Abstract]
Tax credit carry forward	0	0	1,027,633
Deferred revenues	71,062	132,514	293,297
Other	71,304	27,322	17,253
Options	1,365,409	1,413,214	1,687,780
Net operating loss carry forward	0	0	21,992
Net deferred tax assets before valuation allowance	1,507,776	1,573,050	3,047,955
Valuation allowance	0	0	0	(3,600,000)
Net deferred tax asset	1,507,776	1,573,050	3,047,955
Decrease in deferred tax assets related to stock based compensation		300,000
Unutilized tax deductible expenses	600,000	800,000	700,000
Provision for income taxes	2,684,816	2,174,054	(1,338,256)
Tax credit to reduce our federal income tax		1,000,000
Recognized tax effect in exercise of nonqualified options		800,000
Tax benefit from stock options exercised	200,000	300,000	1,700,000
Tax benefit from non-qualified options		32,000
Increased additional paid-in capital	197,412	262,695	1,709,699
Utilized tax assets from operating loss carryforwards		16,000
Operating Loss Carryforwards [Line Items]
Refundable federal income taxes	255,708	51,070
Deferred licensing revenue	100,000	100,000
Valuation allowance against tax asset for state net operating loss carryforwards		300,000
Research and development credit	17,000
State [Member]
Operating Loss Carryforwards [Line Items]
Federal and state net operating loss carryforwards		4,200,000
Federal [Member]
Operating Loss Carryforwards [Line Items]
Federal and state net operating loss carryforwards		47,000
Refundable federal income taxes	$ 200,000