XML 19 R9.htm IDEA: XBRL DOCUMENT v3.22.0.1
PREPAID EXPENSES
6 Months Ended
Jan. 31, 2022
Disclosure Prepaid Expenses [Abstract]  
PREPAID EXPENSES [Text Block]
3. PREPAID EXPENSES
    January 31, 2022     July 31, 2021  
Insurance $ 28,250   $ 74,862  
Deposits   258,449     263,779  
Other   31,050     393  
  $ 317,749   $ 339,034