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

Warrants and Derivative Liabilities (Details 1)

v3.19.1
Warrants and Derivative Liabilities (Details 1) - Pricing Model - Emerald Multi-Draw Credit Agreement Warrants
Mar. 31, 2019
Percent
Nov. 01, 2018
USD_per_warrants
$ / shares
Class of Warrant or Right [Line Items]    
Underlying common stock price | $ / shares   $ 0.36
Dividend yield    
Class of Warrant or Right [Line Items]    
Warrants and rights outstanding measurement input 0.00 0.00
Volatility factor    
Class of Warrant or Right [Line Items]    
Warrants and rights outstanding measurement input   92.50
Risk-free interest rate    
Class of Warrant or Right [Line Items]    
Warrants and rights outstanding measurement input   2.96
Expected term (years)    
Class of Warrant or Right [Line Items]    
Expected Term 5 years 5 years