Summary of our Warrant activity during the year ended December 31, 2019: (Details) - Warrant [Member] - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Class of Warrant or Right [Line Items]
Number of shares under warrants outstanding beginning	3,007,571
Weighted average exercise price warrants outstanding beginning	$ 2.78
Weighted average remaining contractual life, warrants outstanding	1 year 11 months 12 days	1 year 6 months 29 days
Aggregate intrinsic value, warrants outstanding beginning	$ 4,826,403
Number of shares under warrants granted	75,000
Weighted average exercise price warrants granted	$ 5.63
Number of shares under warrants exercised	(1,250,000)
Weighted average exercise price warrants exercised	$ 3.20
Aggregate intrinsic value, warrants exercised	$ 2,420,000
Number of shares under warrants outstanding ending	1,832,571	3,007,571
Weighted average exercise price warrants outstanding ending	$ 2.62	$ 2.78
Aggregate intrinsic value, warrants outstanding ending	$ 2,447,929	$ 4,826,403
Number of shares under warrants vested and exercisable ending	1,820,071
Weighted average exercise price warrants vested and exercisable ending	$ 2.60
Weighted average remaining contractual life, vested and exercisable ending	1 year 10 months 24 days
Aggregate intrinsic value, vested and exercisable ending	$ 2,447,929
Number of shares under warrants unvested ending	12,500
Weighted average exercise price warrants unvested ending	$ 5.63
Weighted average remaining contractual life, warrants unvested ending	9 years 1 month 17 days