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Series A Redeemable Convertible Preferred Stock Series A Redeemable Convertible Preferred Stock - Components of Preferred Stock (Details) - USD ($)
2 Months Ended 6 Months Ended 10 Months Ended
Feb. 23, 2018
Jun. 30, 2019
Dec. 31, 2018
Increase (Decrease) in Temporary Equity [Roll Forward]      
Beginning balance   $ 11,104,923  
Ending balance   11,671,866 $ 11,104,923
Redeemable Preferred Stock [Member]      
Increase (Decrease) in Temporary Equity [Roll Forward]      
Beginning balance $ 9,000,000 9,756,706 8,709,684
Accrued dividends 1,312,112 503,580 683,742
Discount (1,602,428)    
Accretion of preferred stock   263,462 363,280
Ending balance $ 8,709,684 $ 10,523,748 $ 9,756,706