Acquisitions (Summary Pro Forma Financial Information) (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
Jul. 31, 2020	Jul. 31, 2019
Pro Forma Financial Information [Line Items]
Pro forma net revenue	$ 1,970,363	$ 2,490,809
Pro forma net income attributable to Vail Resorts, Inc.	$ 100,205	$ 301,234
Pro forma basic net income per share attributable to Vail Resorts, Inc.	$ 2.49	$ 7.47
Pro forma diluted net income per share attributable to Vail Resorts, Inc.	$ 2.45	$ 7.32

[Line Items] for Pro Forma Financial Information [Table]

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The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
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The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

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The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

+ References

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