Net Loss Per Common Share (Summary of Calculation of Basic and Diluted EPS) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Oct. 31, 2015	Oct. 31, 2014
Net income (loss) attributable to Vail Resorts, Inc.	$ (59,587)	$ (64,276)
Weighted-average shares outstanding, basic (in shares)	36,471	36,249
Weighted Average Number Diluted Shares Outstanding Adjustment	0	0
Weighted Average Number of Shares Outstanding, Diluted	36,471	36,249
Basic net income (loss) per share attributable to Vail Resorts, Inc.	$ (1.63)	$ (1.77)
Diluted net income (loss) per share attributable to Vail Resorts, Inc.	$ (1.63)	$ (1.77)