Net Income Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands						3 Months Ended								12 Months Ended
	Oct. 25, 2016	Oct. 07, 2016	Sep. 23, 2016	Mar. 09, 2016	Jun. 08, 2011	Jul. 31, 2016	Apr. 30, 2016	Jan. 31, 2016	Oct. 31, 2015	Jul. 31, 2015	Apr. 30, 2015	Jan. 31, 2015	Oct. 31, 2014	Jul. 31, 2016	Jul. 31, 2015	Jul. 31, 2014
Net income attributable to Vail Resorts, Inc.						$ (65,273)	$ 157,632	$ 116,982	$ (59,587)	$ (70,142)	$ 133,410	$ 115,762	$ (64,276)	$ 149,754	$ 114,754	$ 28,478
Weighted-average shares outstanding, basic (in shares)														36,276,000	36,342,000	36,127,000
Effect of dilutive securities, diluted (in shares)														1,036,000	1,064,000	930,000
Weighted-average shares outstanding, diluted (in shares)														37,312,000	37,406,000	37,057,000
Basic net income per share attributable to Vail Resorts, Inc. (in dollars per share)						$ (1.80)	$ 4.35	$ 3.23	$ (1.63)	$ (1.92)	$ 3.67	$ 3.19	$ (1.77)	$ 4.13	$ 3.16	$ 0.79
Diluted net income per share attributable to Vail Resorts, Inc. (in dollars per share)						$ (1.80)	$ 4.23	$ 3.14	$ (1.63)	$ (1.92)	$ 3.56	$ 3.10	$ (1.77)	$ 4.01	$ 3.07	$ 0.77
Anti-dilutive securities (in shares)														18,000	11,000	17,000
Estimated annual dividend amount (in dollars per share)				$ 3.24	$ 0.60
Common Stock, Dividends, Per Share, Cash Paid														$ 2.8650
Increase to annual cash dividend rate				30.00%
Cash dividends declared per share (in dollars per share)														$ 2.8650	$ 2.0750	$ 1.2450
Payments of Dividends														$ 103,835	$ 75,506	$ 45,021
Scenario, Forecast [Member]
Cash dividends declared per share (in dollars per share)			$ 0.8100
Dividends Payable, Date to be Paid	Oct. 25, 2016
Dividends Payable, Date of Record		Oct. 07, 2016