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Acquisitions (Narrative) (Details) (USD $)	3 Months Ended		9 Months Ended		3 Months Ended
	Apr. 30, 2015	Apr. 30, 2014	Apr. 30, 2015	Apr. 30, 2014	Jan. 31, 2015	Jul. 31, 2014	Mar. 30, 2015
Payments to Acquire Businesses, Net of Cash Acquired			$ 182,500,000us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired	$ 0us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired
Long-term Debt	636,749,000us-gaap_LongTermDebt	800,102,000us-gaap_LongTermDebt	636,749,000us-gaap_LongTermDebt	800,102,000us-gaap_LongTermDebt		626,622,000us-gaap_LongTermDebt
Gain (Loss) Related to Litigation Settlement	0us-gaap_GainLossRelatedToLitigationSettlement	0us-gaap_GainLossRelatedToLitigationSettlement	16,400,000us-gaap_GainLossRelatedToLitigationSettlement	0us-gaap_GainLossRelatedToLitigationSettlement
Park City litigation payment to Talisker			(10,000,000)mtn_ParkCitylitigationpaymenttoTalisker	0mtn_ParkCitylitigationpaymenttoTalisker
PCMR [Member]
Goodwill, Purchase Accounting Adjustments					13,000,000us-gaap_GoodwillPurchaseAccountingAdjustments / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember
Business Acquisition, Pro Forma Revenue		575,637,000us-gaap_BusinessAcquisitionsProFormaRevenue / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember	1,239,878,000us-gaap_BusinessAcquisitionsProFormaRevenue / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember	1,175,694,000us-gaap_BusinessAcquisitionsProFormaRevenue / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember
Business Acquisition, Effective Date of Acquisition			Sep. 11, 2014
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life			46 years
Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual	35,400,000us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember		63,800,000us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember
Business Acquisition, Pro Forma Net Income (Loss)		127,625,000us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember	185,565,000us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember	113,179,000us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember
Business Acquisition, Pro Forma Earnings Per Share, Basic		$ 3.53us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember	$ 5.11us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember	$ 3.13us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember
Business Combination, Consideration Transferred			182,500,000mtn_BusinessCombinationCashConsiderationTransferred / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember
Gain (Loss) Related to Litigation Settlement			16,400,000us-gaap_GainLossRelatedToLitigationSettlement / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember
Fair value of litigation settlement			10,100,000mtn_Fairvalueoflitigationsettlement / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember
Business Combination, Consideration Transferred, Other			26,500,000mtn_Litigationsettlementaccountedforasconsideration / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember
Park City litigation payment to Talisker			10,000,000mtn_ParkCitylitigationpaymenttoTalisker / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember
Business Acquisition, Transaction Costs			800,000us-gaap_BusinessCombinationSeparatelyRecognizedTransactionsAdditionalDisclosuresAcquisitionCostExpensed / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember
Business Acquisition, Pro Forma Earnings Per Share, Diluted		$ 3.44us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember	$ 4.97us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember	$ 3.06us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted / us-gaap_BusinessAcquisitionAxis = mtn_PCMRMember
Perisher [Member]
Business Acquisition, Date of Acquisition Agreement			Mar. 30, 2015
Business Acquisition, Percentage of Voting Interests Acquired							100.00%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired / us-gaap_BusinessAcquisitionAxis = mtn_PerisherMember
Lease Expiration Date			Jan. 01, 2048
Optional Lease Renewal Term			20-year renewal option
Canyons Obligation [Member]
Long-term Debt	316,056,000us-gaap_LongTermDebt / us-gaap_LongtermDebtTypeAxis = mtn_CanyonsObligationMember	310,472,000us-gaap_LongTermDebt / us-gaap_LongtermDebtTypeAxis = mtn_CanyonsObligationMember	316,056,000us-gaap_LongTermDebt / us-gaap_LongtermDebtTypeAxis = mtn_CanyonsObligationMember	310,472,000us-gaap_LongTermDebt / us-gaap_LongtermDebtTypeAxis = mtn_CanyonsObligationMember		311,858,000us-gaap_LongTermDebt / us-gaap_LongtermDebtTypeAxis = mtn_CanyonsObligationMember
Australia, Dollars | Perisher [Member]
Business Combination, Consideration Transferred			$ 176,000,000mtn_BusinessCombinationCashConsiderationTransferred / us-gaap_BusinessAcquisitionAxis = mtn_PerisherMember / us-gaap_CurrencyAxis = currency_AUD

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