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Acquisitions (Summary Pro Forma Financial Information) (Details) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended
--- | ---
Jul. 31, 2019 | Jul. 31, 2018 | Jul. 31, 2017
Pro Forma Financial Information [Line Items] |  |  |
Pro forma net revenue | $ 2,303,728 | $ 2,197,659 |
Pro forma net income attributable to Vail Resorts, Inc. | $ 307,060 | $ 389,086 |
Pro forma basic net income per share attributable to Vail Resorts, Inc. | $ 7.61 | $ 9.63 |
Pro forma diluted net income per share attributable to Vail Resorts, Inc. | $ 7.46 | $ 9.35 |
United States of America, Dollars | Whistler Blackcomb [Member] |  |  |
Pro Forma Financial Information [Line Items] |  |  |
Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual |  |  | $ 65,600

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