XML 58 R37.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Key management compensation and related party transactions (Tables)
12 Months Ended
Oct. 31, 2019
Disclosure of transactions between related parties [abstract]  
Disclosure of key management compensation [Table Text Block]
    2019     2018     2017  
Professional, other fees, and salaries $ 4,684   $ 235,297   $ 667,724  
Stock-based compensation   -     44,740     382,531  
  $ 4,684   $ 280,037   $ 1,050,255