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Stockholders' Equity and Derivative Liability - Warrants - Components of changes (Details) - Warrants
3 Months Ended
Mar. 31, 2020
USD ($)
shares
Number of Warrants Outstanding  
Balance at the beginning of the period (in shares) | shares 107,998
Balance at end of period (in shares) | shares 107,998
Level 3  
Derivative Instrument Liability  
Balance at the beginning of the period $ 5,623
Change in fair value of warrants 9,680
Balance at end of period $ 15,303