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Acquisition (Summary Pro Forma Financial Information) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	6 Months Ended
	Jan. 31, 2012
Acquisition [Abstract]
Pro forma net revenue	$ 640,670
Pro forma net income attributable to Vail Resorts, Inc.	$ 10,072
Pro forma basic net income per share attributable to Vail Resorts, Inc.	$ 0.28
Pro forma diluted net income per share attributable to Vail Resorts, Inc.	$ 0.27

- Definition

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+ Details

- Definition

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.

+ References+ Details