XML 19 R33.htm IDEA: XBRL DOCUMENT v3.20.1
3. Revenues (Details Narrative) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Revenues:    
Revenues $ 4 $ 7
Interest earned 1 2
Interest income-related party 0 5
Miscellaneous income $ 3 $ 0