General form of registration statement for all companies including face-amount certificate companies

CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (DEFICIT) (UNAUDITED) (Parentheticals)

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CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (DEFICIT) (UNAUDITED) (Parentheticals) - USD ($)
 3 Months Ended 12 Months Ended
Mar. 31, 2018
Dec. 31, 2018
Dec. 31, 2017
Share issuance costs $ 16,900 $ 16,900  
Series F put option liability     $ 103,364
Series F Preferred Stock      
Share issuance costs     118,855
Conversion of preferred stock price per share $ 0.10 $ 0.10  
Series D Preferred Stock      
Share issuance costs     $ 183,343
Conversion of preferred stock price per share 0.10 0.10 $ 0.25
Redeemable Convertible Series B Preferred Stock      
Conversion of preferred stock price per share 0.10 0.10 0.25
Conversion liability into common stock per share $ 0.001 $ 0.001 0.15
Series C Preferred Stock      
Conversion of preferred stock price per share     $ 0.25