XML 62 R50.htm IDEA: XBRL DOCUMENT v3.8.0.1
Stockholders' Equity (Detail Textuals 1) - USD ($)
$ in Thousands
1 Months Ended 12 Months Ended
Jun. 23, 2016
Dec. 31, 2017
Stockholders' equity    
Sale of stock, value   $ 13,684
FBR (the "FBR Sales Agreement")    
Stockholders' equity    
Percentage of commission on gross equity sales 3.00%  
Number of common stock issued   183,118
Sale of stock, value   $ 1,100