XML 24 R39.htm IDEA: XBRL DOCUMENT v3.19.3
SUBSEQUENT EVENTS (Details) - USD ($)
$ / shares in Units, $ in Thousands
Nov. 14, 2019
Sep. 30, 2019
Dec. 31, 2018
Securities Purchase Agreement [Abstract]      
Preferred stock, par value (in dollars per share)   $ 0 $ 0
Subsequent Event [Member]      
Securities Purchase Agreement [Abstract]      
Line of credit facility, maximum borrowing capacity $ 60,000    
Subsequent Event [Member] | Series A Preferred Stock [Member]      
Securities Purchase Agreement [Abstract]      
Gross proceeds from issuance of stock $ 12,700,000    
Issuance of stock (in shares) 12,700    
Preferred stock, par value (in dollars per share) $ 0