Segment Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Apr. 30, 2019	Apr. 30, 2018	Apr. 30, 2019	Apr. 30, 2018	Jul. 31, 2018
Total Mountain net revenue	$ 877,898	$ 772,524	$ 1,798,977	$ 1,591,551
Lodging Revenue Net	79,848	68,827	227,997	204,455
Total Resort net revenue	957,746	841,351	2,026,974	1,796,006
Revenues	957,987	844,491	2,027,569	1,799,916
Real Estate Revenue	241	3,140	595	3,910
Mountain	410,254	363,878	1,056,625	936,567
Lodging	67,221	58,352	205,717	185,957
Resort	477,475	422,230	1,262,342	1,122,524
Real Estate, net	1,382	(597)	4,141	2,301
Total segment operating expense	478,857	421,633	1,266,483	1,124,825
Gain on sale of real property	268	0	268	515
Mountain equity investment income, net	445	607	1,555	1,094
Total Reported EBITDA	479,843	423,465	762,909	676,700
Real estate held for sale and investment	101,251	99,623	101,251	99,623	$ 99,385
Depreciation and amortization	(55,260)	(54,104)	(161,541)	(154,132)
Change in estimated fair value of contingent consideration (Note 8)	(1,567)	2,454	(3,467)	2,454
Gain (loss) on disposal of fixed assets and other, net	27	(3,230)	505	(2,125)
Investment income and other, net	1,727	736	2,697	1,516
Foreign currency loss on intercompany loans	(3,319)	(9,502)	(5,180)	(6,511)
Interest expense, net	(19,575)	(15,648)	(59,215)	(46,795)
Income before (provision) benefit from income taxes	401,876	344,171	536,708	471,107
(Provision) benefit from income taxes	(93,346)	(71,896)	(120,914)	17,914
Net income	308,530	272,275	415,794	489,021
Net income attributable to noncontrolling interests	(16,396)	(16,023)	(25,106)	(25,463)
Net income attributable to Vail Resorts, Inc.	292,134	256,252	390,688	463,558
Lift Tickets [Member]
Total Mountain net revenue	526,881	452,723	999,124	860,103
Ski School [Member]
Total Mountain net revenue	110,755	101,213	207,271	185,767
Dining [Member]
Total Mountain net revenue	78,928	70,678	162,629	142,890
Retail/Rental [Member]
Total Mountain net revenue	114,082	104,162	285,860	265,015
Other Mountain Revenue [Member]
Total Mountain net revenue	47,252	43,748	144,093	137,776
Resort [Member]
Total Reported EBITDA	480,716	419,728	766,187	674,576
Mountain [Member]
Total Reported EBITDA	468,089	409,253	743,907	656,078
Lodging [Member]
Total Reported EBITDA	12,627	10,475	22,280	18,498
Real Estate [Member]
Total Reported EBITDA	$ (873)	$ 3,737	$ (3,278)	$ 2,124