XML 67 R56.htm IDEA: XBRL DOCUMENT v3.19.2
Fair Value Measurement - Assumptions (Details) - Warrant [Member]
Jun. 30, 2019
$ / shares
Measurement Input, Expected Dividend Rate [Member]  
Warrants and Rights Outstanding, Measurement Input 0.00
Measurement Input, Risk Free Interest Rate [Member]  
Warrants and Rights Outstanding, Measurement Input 1.95
Measurement Input, Price Volatility [Member]  
Warrants and Rights Outstanding, Measurement Input 76.10
Measurement Input, Expected Term [Member]  
Warrants and Rights Outstanding, Term 5 years 1 month 28 days
Measurement Input, Share Price [Member]  
Warrants and Rights Outstanding, Measurement Input 0.24