XML 15 R3.htm IDEA: XBRL DOCUMENT v3.20.2
Condensed Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Assets    
Allowance for doubtful accounts - trade receivables $ 43 $ 14
Allowance for doubtful accounts - long-term trade receivables $ 0 $ 0
Stockholders equity    
Preferred stock, par value $ .01 $ 0.01
Preferred stock, authorized 5,000,000 5,000,000
Preferred stock, issued 0 0
Common stock, par value $ 0.01 $ 0.01
Common stock, authorized 25,000,000 25,000,000
Common stock, issued 15,100,264 14,884,755
Common stock, outstanding 15,100,264 14,884,755