Post-effective amendment to a registration statement that is not immediately effective upon filing

Condensed Consolidated Statements of Cash Flows (Parenthetical)

v3.8.0.1
Condensed Consolidated Statements of Cash Flows (Parenthetical) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Common Stock [Member]    
Stock, issuance costs $ 300 $ 300
Preferred Stock [Member]    
Stock, issuance costs 371 371
Warrant Derivative Liability [Member]    
Stock, issuance costs $ 571 $ 571