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Share-Based Compensation, Stock Compensation Plans (Details)
Jul. 31, 2020
Plan
shares
Share-Based Payments [Abstract]  
Number of active compensation plans | Plan 1
2010 Omnibus Plan [Member]  
Share-Based Payments [Abstract]  
Number of shares of the Company's common stock originally authorized for issuance (in shares) 1,500,000
Common stock reserved for future issuance (in shares) 948,857
Number of outstanding awards (in shares) 110,339