XML 14 R39.htm IDEA: XBRL DOCUMENT v3.20.1
Other current assets (Details) - USD ($)
$ in Thousands
Jan. 31, 2020
Oct. 31, 2019
Other current assets    
Prepaid taxes $ 65 $ 0
Prepaid expense 523 346
Other 133 339
Totals $ 721 $ 685