Income Taxes (Components Of Deferred Tax Liabilities And Assets) (Details) - USD ($) $ in Thousands	Jul. 31, 2023	Jul. 31, 2022
Income Tax Disclosure [Abstract]
Fixed assets	$ 211,995	$ 203,669
Intangible assets	143,402	119,066
Deferred Tax Liabilities, Leasing Arrangements	45,913	44,873
Deferred Tax Liabilities, Convertible Debt	0	18,780
Deferred Tax Liabilities, Other	22,115	18,157
Deferred Tax Liabilities, Gross	423,425	404,545
Deferred Tax Liabilities, Net	272,270	263,415
Deferred Tax Asset, Talisker Canyons Obligation	18,631	17,291
Stock-based compensation	9,370	9,957
Deferred Tax Assets, Investments	10,430	10,602
Deferred compensation and other accrued benefits	11,099	15,202
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Contingencies	18,423	10,719
Net operating loss carryforwards other tax credits	14,864	8,516
Deferred Tax Assets, Operating Lease Liabilities	48,953	49,530
Other, net	28,988	24,501
Total	160,758	146,318
Valuation allowance for deferred income taxes	(9,603)	(5,188)
Deferred income tax assets, net of valuation allowance	$ 151,155	$ 141,130