XML 15 R3.htm IDEA: XBRL DOCUMENT v3.21.2
Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Assets    
Allowance for doubtful accounts - trade receivables $ 58 $ 21
Allowance for doubtful accounts - long-term trade receivables $ 0 $ 0
Stockholders equity    
Preferred stock, par value $ 0.001 $ 0.001
Preferred stock, authorized 5,000,000 5,000,000
Preferred stock, issued 0 0
Common stock, par value $ 0.001 $ 0.001
Common stock, authorized 50,000,000 50,000,000
Common stock, issued 21,554,053 17,983,177
Common stock, outstanding 21,554,053 17,983,177