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Share Based Compensation - Schedule of Stock Option Activity (Details) - Stock Option Plans [Member]
 3 Months Ended
Mar. 31, 2017
USD ($)
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of Shares Subject to Issuance, Outstanding | shares 1,665,420
Number of Shares Subject to Issuance, Granted | shares
Number of Shares Subject to Issuance, Forfeited or expired | shares (2,500)
Number of Shares Subject to Issuance, Exercised | shares (10,000)
Number of Shares Subject to Issuance, Outstanding | shares 1,652,920
Number of Shares Subject to Issuance, Exercisable | shares 1,043,233
Weighted-average Exercise Price, Outstanding | $ / shares $ 1.40
Weighted-average Exercise Price, Granted | $ / shares
Weighted-average Exercise Price, Forfeited or expired | $ / shares 2.79
Weighted-average Exercise Price, Exercised | $ / shares 1.01
Weighted-average Exercise Price, Outstanding | $ / shares 1.40
Weighted-average Exercise Price, Exercisable | $ / shares $ 1.39
Weighted-average Remaining Contractual Term, Outstanding Beginning 3 years 7 months 13 days
Weighted-average Remaining Contractual Term, Outstanding Ending 3 years 4 months 13 days
Weighted-average Remaining Contractual Term, Exercisable 3 years 4 months 2 days
Outstanding-Aggregate Intrinsic Value, Beginning | $ $ 2,414,446
Outstanding-Aggregate Intrinsic Value, Ending | $ 2,183,084
Exercisable-Aggregate Intrinsic Value | $ $ 1,386,754