Net Loss Per Common Share (Summary of Calculation of Basic and Diluted EPS) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Apr. 30, 2015	Apr. 30, 2014	Apr. 30, 2015	Apr. 30, 2014
Net income (loss) attributable to Vail Resorts, Inc.	$ 133,410	$ 117,946	$ 184,896	$ 103,833
Weighted-average shares outstanding, basic (in shares)	36,354	36,159	36,310	36,105
Weighted Average Number Diluted Shares Outstanding Adjustment	1,099	895	1,052	920
Weighted Average Number of Shares Outstanding, Diluted	37,453	37,054	37,362	37,025
Basic net income (loss) per share attributable to Vail Resorts, Inc.	$ 3.67	$ 3.26	$ 5.09	$ 2.88
Diluted net income (loss) per share attributable to Vail Resorts, Inc.	$ 3.56	$ 3.18	$ 4.95	$ 2.80