XML 40 R43.htm IDEA: XBRL DOCUMENT v3.20.1
14. Related party transactions (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Related Party Transactions [Abstract]    
Consulting fees $ 250 $ 250
Royalty expense $ 150 $ 150