XML 124 R110.htm IDEA: XBRL DOCUMENT v3.20.2
Business Segment Information (Details) - Schedule of net long-lived assets and total assets by geographic areas - USD ($)
$ in Thousands
Jul. 31, 2020
Jul. 31, 2019
Business Segment Information (Details) - Schedule of net long-lived assets and total assets by geographic areas [Line Items]    
Long-lived assets, net $ 30,061 $ 34,355
Total assets 404,750 443,703
United States [Member]    
Business Segment Information (Details) - Schedule of net long-lived assets and total assets by geographic areas [Line Items]    
Long-lived assets, net 18,834 25,797
Total assets 102,176 103,113
Foreign Countries [Member]    
Business Segment Information (Details) - Schedule of net long-lived assets and total assets by geographic areas [Line Items]    
Long-lived assets, net 11,227 8,558
Total assets $ 302,574 $ 340,590