Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Financial liabilities measure at fair value on a recurring basis (Details)

v3.19.1
Fair Value Measurements - Financial liabilities measure at fair value on a recurring basis (Details) - USD ($)
Mar. 31, 2019
Dec. 31, 2018
Liabilities    
Derivative liabilities $ 82,374 $ 79,088
Level 1    
Liabilities    
Derivative liabilities  
Level 2    
Liabilities    
Derivative liabilities  
Level 3    
Liabilities    
Derivative liabilities $ 82,374