Stockholders' Equity (Details 3) - Employee Stock Option [Member] - $ / shares	6 Months Ended
	Dec. 31, 2018	Jun. 30, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number Outstanding	2,926,829	2,626,829
Number exercisable	1,691,706
Exercise Price [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 0.70
Number Outstanding	54,514
Weighted average remaining contractual life (years)	9 years 5 months 23 days
Number exercisable
Exercise Price One [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 0.87
Number Outstanding	120,000
Weighted average remaining contractual life (years)	9 years 10 months 3 days
Number exercisable	120,000
Exercise Price Two [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 0.98
Number Outstanding	836,465
Weighted average remaining contractual life (years)	9 years 4 months 20 days
Number exercisable	162,646
Exercise Price Three [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 1.06
Number Outstanding	36,000
Weighted average remaining contractual life (years)	9 years 3 months 11 days
Number exercisable
Exercise Price Four [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 1.17
Number Outstanding	300,000
Weighted average remaining contractual life (years)	4 years 1 month 27 days
Number exercisable	275,000
Exercise Price Five [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 1.47
Number Outstanding	25,000
Weighted average remaining contractual life (years)	3 years 5 months 1 day
Number exercisable	25,000
Exercise Price Six [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 2.00
Number Outstanding	131,250
Weighted average remaining contractual life (years)	2 years 9 months 7 days
Number exercisable	131,250
Exercise Price Seven [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 2.11
Number Outstanding	159,000
Weighted average remaining contractual life (years)	7 years 9 months 3 days
Number exercisable	75,000
Exercise Price Eight [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 2.96
Number Outstanding	45,000
Weighted average remaining contractual life (years)	6 years 1 month 2 days
Number exercisable	45,000
Exercise Price Nine [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 3.20
Number Outstanding	30,000
Weighted average remaining contractual life (years)	5 months 1 day
Number exercisable	30,000
Exercise Price Ten [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 3.76
Number Outstanding	45,000
Weighted average remaining contractual life (years)	7 years 1 month 9 days
Number exercisable	42,492
Exercise Price Eleven [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 4.00
Number Outstanding	12,500
Weighted average remaining contractual life (years)	9 months
Number exercisable	12,500
Exercise Price Twelve [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 4.10
Number Outstanding	40,000
Weighted average remaining contractual life (years)	7 years 10 months 10 days
Number exercisable	27,775
Exercise Price Thirteen [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 4.20
Number Outstanding	412,500
Weighted average remaining contractual life (years)	4 years 22 days
Number exercisable	412,500
Exercise Price Fourteen [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 4.48
Number Outstanding	30,000
Weighted average remaining contractual life (years)	7 years 1 month 9 days
Number exercisable	28,331
Exercise Price Fifteen [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 4.95
Number Outstanding	224,600
Weighted average remaining contractual life (years)	5 years 6 months 21 days
Number exercisable	173,657
Exercise Price Sixteen [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 5.32
Number Outstanding	80,000
Weighted average remaining contractual life (years)	7 years 4 months 6 days
Number exercisable	68,890
Exercise Price Seventeen [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 6.16
Number Outstanding	15,000
Weighted average remaining contractual life (years)	4 years 2 months 30 days
Number exercisable	15,000
Exercise Price Eighteen [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 9.20
Number Outstanding	30,000
Weighted average remaining contractual life (years)	4 years 5 months 1 day
Number exercisable	30,000
Exercise Price Nineteen [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise price	$ 0.61
Number Outstanding	300,000
Weighted average remaining contractual life (years)	9 years 10 months 6 days
Number exercisable	16,665