Supplementary Balance Sheet Information (Composition Of Goodwill And Intangible Assets) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2018	Jul. 31, 2017	Jul. 31, 2016
Goodwill	$ 1,493,040	$ 1,537,097
Accumulated amortization	(17,354)	(17,354)
Goodwill, net	1,475,686	1,519,743	$ 509,037
Indefinite-Lived Trademarks	205,083	216,923
Other Indefinite-lived Intangible Assets	41,160	41,275
Gross indefinite-lived intangible assets	246,243	258,198
Accumulated amortization	(24,713)	(24,713)
Indefinite-lived intangible assets, net	221,530	233,485
Gross amortizable intangible assets	42,971	39,071
Other Finite-Lived Intangible Assets, Gross	47,604	49,804
Finite-Lived Intangible Assets, Gross	90,575	88,875
Accumulated amortization	(31,533)	(27,428)
Amortizable intangible assets, net	59,042	61,447
Total gross intangible assets	336,818	347,073
Total accumulated amortization	(56,246)	(52,141)
Net Intangible Assets Excluding Goodwill	280,572	294,932
Amortization of Intangible Assets	5,300	$ 8,300	$ 4,700
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months	2,756
Finite-Lived Intangible Assets, Amortization Expense, Year Two	2,756
Finite-Lived Intangible Assets, Amortization Expense, Year Three	2,756
Finite-Lived Intangible Assets, Amortization Expense, Year Four	2,756
Finite-Lived Intangible Assets, Amortization Expense, Year Five	$ 2,756