Supplementary Balance Sheet Information (Changes In Goodwill Amount) (Details) (USD $)	12 Months Ended
	Jul. 31, 2014	Jul. 31, 2013
Goodwill, Purchase Accounting Adjustments	$ 32,900,000
Goodwill, beginning balance	381,699,000	269,769,000
Acquisition	(3,462,000)	(111,895,000)
Effects of changes in foreign currency exchange rates	(89,000)	35,000
Goodwill, ending balance	378,148,000	381,699,000
Mountain [Member]
Goodwill, beginning balance	313,558,000	209,299,000
Acquisition	(3,220,000)	(104,224,000)
Effects of changes in foreign currency exchange rates	(89,000)	35,000
Goodwill, ending balance	310,249,000	313,558,000
Lodging [Member]
Goodwill, beginning balance	68,141,000	60,470,000
Acquisition	242,000	(7,671,000)
Effects of changes in foreign currency exchange rates	0	0
Goodwill, ending balance	$ 67,899,000	$ 68,141,000