Stock Option Plans (Details) (USD $)	9 Months Ended	12 Months Ended
	Sep. 30, 2014	Dec. 31, 2013
Employee Stock Option
Summary of option activity for employees and non-employees
Number of Options, Beginning Balance	1,484,499
Number of Options, Granted	6,024
Number of Options, Exercised	205,100
Number of Options, Forfeited or expired	48,900
Number of Options, Ending Balance	1,236,523	1,484,499
Number of Options, Exercisable, Ending Balance	885,232
Weighted Averaged Exercise Price, Beginning Balance	$ 1.03
Weighted Averaged Exercise Price, Granted	$ 1.65
Weighted Averaged Exercise Price, Exercised	$ 0.71
Weighted Averaged Exercise Price, Forfeited or expired	$ 1.15
Weighted Averaged Exercise Price, Ending Balance	$ 1.08	$ 1.03
Weighted Averaged Exercise Price, Exercisable, Ending Balance	$ 1.01
Weighted Average Remaining Contractual Life (Years), Outstanding	2 years 7 months 2 days	2 years 10 months 17 days
Weighted Average Remaining Contractual Life (Years), Granted	4 years 9 months
Weighted Average Remaining Contractual Life (Years), Exercisable	1 year 6 months 29 days
Aggregate Intrinsic Options Value, Beginning Balance	$ 996,554
Aggregate Intrinsic Options Value, Ending Balance	1,049,867	996,554
Aggregate Intrinsic Options Value, Exercisable, Ending Balance	811,956
Option Activity For Non Employees
Summary of option activity for employees and non-employees
Number of Options, Beginning Balance	173,332
Number of Options, Granted	0
Number of Options, Exercised	151,666
Number of Options, Forfeited or expired	5,000
Number of Options, Ending Balance	16,666	173,332
Number of Options, Exercisable, Ending Balance	16,666
Weighted Averaged Exercise Price, Beginning Balance	$ 0.48
Weighted Averaged Exercise Price, Granted	$ 0
Weighted Averaged Exercise Price, Exercised	$ 0.38
Weighted Averaged Exercise Price, Forfeited or expired	$ 1.15
Weighted Averaged Exercise Price, Ending Balance	$ 1.27	$ 0.48
Weighted Averaged Exercise Price, Exercisable, Ending Balance	$ 1.27
Weighted Average Remaining Contractual Life (Years), Outstanding	10 months 13 days	7 months 2 days
Weighted Average Remaining Contractual Life (Years), Exercisable	10 months 13 days
Aggregate Intrinsic Options Value, Beginning Balance	210,833
Aggregate Intrinsic Options Value, Ending Balance	11,000	210,833
Aggregate Intrinsic Options Value, Exercisable, Ending Balance	$ 11,000