Quarterly report pursuant to Section 13 or 15(d)

Stockholders’ Equity (Warrants-Narrative) (Details)

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Stockholders’ Equity (Warrants-Narrative) (Details)
Jun. 30, 2018
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Warrants expiring next twelve months 2,762,868
Warrants expiring in two years 1,558,356
Warrants expiring in three years 813,125
Warrant Issuance 1 [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Warrants outstanding 4,529,164
Warrants outstanding, per share | $ / shares $ 1.20
Warrant Issuance 2 [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Warrants outstanding 605,185
Warrants outstanding, per share | $ / shares $ 1.00