Current report of foreign issuer pursuant to Rules 13a-16 and 15d-16 Amendments

Warrants Presented at Fair Value (Details)

v3.19.2
Warrants Presented at Fair Value (Details)
 6 Months Ended
Jun. 30, 2019
$ / shares
shares
Class of Warrant or Right [Line Items]  
Outstanding 96,989,100
Fair value 1,289,388
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 [1]
Outstanding Warrants Two [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 54 [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 2 [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 123 [1]
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 41,487 [1]
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 881 [1]
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 52 [1]
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 59 [1]
Outstanding Warrants Nine [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 33,332
Issuance year 2017
Exercisable through 2022
Fair value 127 [1]
Outstanding Warrants Nine [Member] | Minimum [Member]  
Class of Warrant or Right [Line Items]  
Exercise price | $ / shares $ 1.00
Outstanding Warrants Nine [Member] | Maximum [Member]  
Class of Warrant or Right [Line Items]  
Exercise price | $ / shares $ 1.20
Outstanding Warrants Ten [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 33,332
Issuance year 2017
Exercisable through 2022
Fair value 127 [1]
Outstanding Warrants Ten [Member] | Minimum [Member]  
Class of Warrant or Right [Line Items]  
Exercise price | $ / shares $ 1.00
Outstanding Warrants Ten [Member] | Maximum [Member]  
Class of Warrant or Right [Line Items]  
Exercise price | $ / shares $ 1.20
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 82,116 [1]
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 36 [1]
Outstanding Warrants Thirteen [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 300,000
Exercise price | $ / shares $ 0.50
Issuance year 2018
Exercisable through 2023
Fair value 5,048 [1]
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 2022
Fair value 43,035 [1]
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 2020 [6]
Fair value 337,525 [1]
Outstanding Warrants Sixteen [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 20,588,236
Exercise price | $ / shares [7]
Issuance year 0 [7]
Exercisable through 0 [7]
Fair value 236,267 [1]
Outstanding Warrants Seventeen [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 6,617,647
Exercise price | $ / shares $ 0.27 [5]
Issuance year 2018
Exercisable through 2020 [6]
Fair value 80,170 [1]
Outstanding Warrants Eighteen [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 11,764,706
Exercise price | $ / shares $ 0.27 [5]
Issuance year 2018
Exercisable through 2020 [6]
Fair value 158,064 [1]
Outstanding Warrants Nineteen [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 1,411,765
Exercise price | $ / shares $ 0.27 [5]
Issuance year 2018
Exercisable through 2024
Fair value 52,713 [1]
Outstanding Warrants Twenty [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 5,882,352
Exercise price | $ / shares $ 0.27 [5]
Issuance year 2018
Exercisable through 2021 [6]
Fair value 86,032
Outstanding Warrants Twenty One [Member]  
Class of Warrant or Right [Line Items]  
Outstanding 14,705,882
Exercise price | $ / shares $ 0.27 [5]
Issuance year 2018
Exercisable through 2020 [6]
Fair value 165,470
[1] Issued in connection with the 2014 through 2018 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] Two years or an PO, the earlier.
[7] Since the actual number of warrants cannot be determined as of June 30, 2019, the outstanding amount were calculated based on an exercise price of $0.17, which result the maximum potential amount of warrants.