XML 39 R28.htm IDEA: XBRL DOCUMENT v3.20.4
Business Segment and Geographic Information (Tables)
3 Months Ended
Oct. 31, 2020
Segment Reporting [Abstract]  
Schedule of net long-lived assets and total assets held outside of the United States
   United States   Foreign   Total 
   (in thousands) 
Long-lived assets, net:            
October 31, 2020  $2,355   $470   $2,825 
July 31, 2020  $2,513   $542   $3,055 
                
Total assets:               
October 31, 2020  $9,444   $4,023   $13,467 
July 31, 2020  $7,730   $4,275   $12,005