Annual report pursuant to Section 13 and 15(d)

Warrants - Summary of Warrant Activity (Details)

v3.19.1
Warrants - Summary of Warrant Activity (Details)
12 Months Ended
Dec. 31, 2018
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Warrants [Member]  
Number of warrants outstanding, beginning 209,000
Number of warrants expired 84,000
Number of warrants exercised (50,000)
Number of warrants outstanding, ending 243,000
May 2018 Warrants [Member] | Equity [Member]  
Number of warrants outstanding, beginning
Number of warrants issued
Number of warrants expired 84,000
Number of warrants exercised
Number of warrants outstanding, ending 84,000
Warrant expiration date Oct. 27, 2022
April 2013 Warrants [Member] | Equity [Member]  
Number of warrants outstanding, beginning 50,000
Number of warrants issued
Number of warrants expired
Number of warrants exercised (50,000)
Number of warrants outstanding, ending
Warrant expiration date Apr. 25, 2018
October 2013 Warrants [Member] | Liabilities [Member]  
Number of warrants outstanding, beginning 26,000
Number of warrants issued
Number of warrants expired
Number of warrants exercised
Number of warrants outstanding, ending 26,000
Warrant expiration date Oct. 24, 2023
January 2014 Warrants [Member] | Liabilities [Member]  
Number of warrants outstanding, beginning 133,000
Number of warrants issued
Number of warrants expired
Number of warrants exercised
Number of warrants outstanding, ending 133,000
Warrant expiration date Jan. 16, 2024