Annual report pursuant to Section 13 and 15(d)

Financial Instruments Fair Value Measurements - Schedule of Deemed Dividend Charged to Accumulated Deficit (Details) (Parenthetical)

v3.19.1
Financial Instruments Fair Value Measurements - Schedule of Deemed Dividend Charged to Accumulated Deficit (Details) (Parenthetical)
Dec. 31, 2018
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Series A and A -1 Exchange Offer March 15, 2018 [Member]  
Preferred stock shares issued 499,334
Preferred stock shares exchanged 249,667
Series A and A -1 Exchange Offer March 15, 2018 One [Member]  
Preferred stock shares issued 476,234
Preferred stock shares exchanged 357,259
Series A Exchange Offer November 17, 2017 [Member]  
Preferred stock shares issued 232,259
Preferred stock shares exchanged 154,837