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Equity (Tables)
6 Months Ended
Jun. 30, 2019
Equity (Tables)  
Summary of common stock warrants issued

 

 

Number of Warrants

 

Weighted-average Exercise Price

 

Weighted-average Remaining Life (Years)

 

Aggregate

Intrinsic

Value

 

Outstanding, December 31, 2018

 

52,367,887

 

$

0.18

 

1.3

 

$

--

 

Granted

 

--

 

--

 

--

 

--

 

Forfeited or cancelled

 

(6,471,901

)

 

0.56

 

--

 

--

 

Outstanding, June 30, 2019

 

45,895,986

 

0.12

 

1.6

 

$

--

 

Exercisable, June 30, 2019

 

45,895,986

 

$

0.12

 

1.6

 

$

--