v3.22.2.2
Summary of Significant Accounting Policies (Narrative) (Details) - USD ($)
$ in Thousands
12 Months Ended
Jul. 31, 2022
Jul. 31, 2021
Jul. 31, 2020
Interest Rate Swap, Notional Amount $ 400,000 $ 400,000 $ 400,000
Asset impairments 0 0 28,372
Accounts payable and accrued liabilities (Note 8) 942,830 815,472  
Advertising expense 47,700 38,600 41,600
Restricted cash 18,680 14,612  
Operating right-of-use assets (Note 4) 192,070 204,716  
Change in Unrealized Gain (Loss) on Fair Value Hedging Instruments 18,900 12,800 (22,500)
Interest Rate Cash Flow Hedge Liability at Fair Value 12,300 12,942  
Operating Lease, Liability 208,785    
Operating lease liabilities (Note 4) 174,567 190,561  
Interest Rate Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net 4,300 $ 5,400  
6.25% Notes [Member]      
Debt Instrument, Fair Value Disclosure 614,268    
Notes and Loans Payable 600,000    
EPR Secured Notes [Member]      
Debt Instrument, Fair Value Disclosure 160,977    
Notes and Loans Payable 134,107    
0.0% Notes      
Debt Instrument, Fair Value Disclosure 524,837    
Notes and Loans Payable $ 498,251    
Goodwill [Member]      
Asset impairments     25,700
Finite-Lived Intangible Assets [Member]      
Asset impairments     $ 2,700