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7. Stockholders' Equity (Details 1)
3 Months Ended
Mar. 31, 2016
USD ($)
$ / shares
shares
Stockholders Equity Details 1  
Number of Options Outstanding, Beginning | shares 339,750
Number of Options Granted | shares 25,000
Number of Options Exercised | shares 0
Number of Options Forfeited | shares 0
Number of Options Outstanding, Ending | shares 364,750
Number of Options Vested and Exercisable | shares 197,875
Weighted Average Exercise Price Outstanding, Beginning $ 6.34
Weighted Average Exercise Price Granted 7.85
Weighted Average Exercise Price Exercised 0.00
Weighted Average Exercise Price Forfeited 0.00
Weighted Average Exercise Price Outstanding, Ending 6.44
Weighted Average Exercise Price Vested and Exercisable $ 6.26
Weighted Average Remaining Contractual Life (in years) Outstanding Beginning 3 years 4 months 10 days
Weighted Average Remaining Contractual Life (in years) Outstanding Ending 3 years 2 months 26 days
Weighted Average Remaining Contractual Life (in years) Vested and Exercisable 3 years 1 month 13 days
Aggregate Intrinsic Value Outstanding, Beginning | $ $ 904,775
Aggregate Intrinsic Value Granted $ 10,250
Aggregate Intrinsic Value Exercised | $ $ 0
Aggregate Intrinsic Value Forfeited/canceled $ 0
Aggregate Intrinsic Value Outstanding, Ending | $ $ 663,610
Aggregate Intrinsic Value Vested and Exercisable | $ $ 394,854