Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Warrants Presented at Fair Value (Details)

v3.19.1
Warrants Presented at Fair Value (Details)
12 Months Ended
Dec. 31, 2018
$ / shares
shares
Class of Warrant or Right [Line Items]  
Outstanding 96,989,101
Fair value 945,025
Outstanding Warrants One [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 1,760,040
Exercise price | $ / shares $ 1.50
Issuance year 2014
Exercisable through 2019
Fair value 31 [1]
Outstandingwarrantstwo [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 120,000
Exercise price | $ / shares $ 0.92 [2]
Issuance year 2014
Exercisable through 0 [3]
Fair value 29 [1]
Outstanding Warrants Three [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 296,813
Exercise price | $ / shares $ 1.50
Issuance year 2015
Exercisable through 2020
Fair value 16 [1]
Outstanding Warrants Four [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 374,001
Exercise price | $ / shares $ 1.50
Issuance year 2016
Exercisable through 2021
Fair value 187
Outstanding Warrants Five [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 905,555
Exercise price | $ / shares $ 0.17
Issuance year 2017
Exercisable through 2022
Fair value 35,802
Outstanding Warrants Six [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 333,333
Exercise price | $ / shares $ 1.50
Issuance year 2017
Exercisable through 2022
Fair value 944
Outstanding Warrants Seven [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 53,333
Exercise price | $ / shares $ 1.50
Issuance year 2017
Exercisable through 2022
Fair value 66
Outstanding Warrants Eight [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 50,000
Exercise price | $ / shares $ 1.50
Issuance year 2017
Exercisable through 2022
Fair value 72
Outstanding Warrants Nine [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 33,332
Exercise price | $ / shares $ 1.50
Issuance year 2017
Exercisable through 2022
Fair value 133
Outstanding Warrants Ten [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 33,332
Exercise price | $ / shares $ 1.50
Issuance year 2017
Exercisable through 2022
Fair value 133
Outstanding Warrants Eleven [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 675,926
Exercise price | $ / shares [4]
Issuance year 2017
Exercisable through 2022
Fair value 70,968
Outstanding Warrants Twelve [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 11,111
Exercise price | $ / shares $ 1.20
Issuance year 2017
Exercisable through 2022
Fair value 18
Outstanding Warrants Thirteen [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 300,000
Exercise price | $ / shares $ 0.50
Issuance year 2017
Exercisable through 2022
Fair value 4,626
Outstanding Warrants Fourteen [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 1,659,971
Exercise price | $ / shares $ 0.17
Issuance year 2018
Exercisable through 2023
Fair value 66,004
Outstanding Warrants Fifteen [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 29,411,765
Exercise price | $ / shares $ 0.27 [5]
Issuance year 2018
Exercisable through 2022
Fair value 346,721
Outstanding Warrants Sixteen [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 41,176,471
Exercise price | $ / shares [6]
Issuance year 2018
Exercisable through 2020 [7]
Fair value 143,279
Outstanding Warrants Seventeen [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 6,617,647
Exercise price | $ / shares $ 0.27 [5]
Issuance year 0 [6]
Exercisable through 0 [6]
Fair value 78,796
Outstanding Warrants Eighteen [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 11,764,706
Exercise price | $ / shares $ 0.27 [6]
Issuance year 2018
Exercisable through 2020 [7]
Fair value 151,858
Outstanding Warrants Nineteen [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 1,411,765
Exercise price | $ / shares $ 0.27 [6]
Issuance year 2018
Exercisable through 2020 [7]
Fair value 45,342
[1] Issued in connection with the 2015 and 2014 financing rounds.
[2] Subject to changes as describe in the agreement.
[3] M&A or qualified PO as described in the agreement.
[4] Less than $0.01.
[5] Subject to a mechanism described in the agreement but not less than $0.17, therefore, the outstanding amount were calculated based on an exercise price of $0.17, which result the maximum potential amount of warrants.
[6] Since the actual number of warrants cannot be determined as of December 31, 2018, the outstanding amount were calculated based on an exercise price of $0.17, which result the maximum potential amount of warrants.
[7] Two years or an PO, the earlier.