XML 35 R24.htm IDEA: XBRL DOCUMENT v3.19.2
Loan Payable (Tables)
9 Months Ended
Apr. 30, 2019
Debt Disclosure [Abstract]  
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] Minimum future annual principal payments under the mortgage agreement as of April 30, 2019, are as follows:

April 30,     
 2020   $134 
 2021    142 
 2022    149 
 2023    157 
 2024    165 
 Thereafter    3,691 
     4,438 
Less: Current portion    (134)
 Unamortized mortgage costs    (69)
Mortgage loan, non-current, net   4,235