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Segment Reporting (Policies)
 12 Months Ended
Jul. 31, 2021
Segment Reporting [Abstract]  
Segment Reporting, Policy [Policy Text Block] The Company’s U.S. and International regions are considered two separate operating segments and are disclosed as two reportable segments. The segments represent geographic areas and reflect how the chief operating decision maker allocates resources and measures results, including total revenues and operating income.