Net Income Per Common Share (Summary of Calculation of Basic and Diluted EPS) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jan. 31, 2019	Jan. 31, 2018	Jan. 31, 2019	Jan. 31, 2018
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	56,000	5,000	40,000	5,000
Net income attributable to Vail Resorts, Inc.	$ 206,349	$ 235,691	$ 98,554	$ 207,306
Weighted-average Vail Shares outstanding	40,271,000	40,414,000	40,359,000	40,281,000
Weighted-average Exchangeco Shares outstanding	57,000	61,000	57,000	62,000
Total Weighted-average shares outstanding	40,328,000	40,475,000	40,416,000	40,343,000
Effect of dilutive securities	798,000	1,119,000	870,000	1,346,000
Total shares	41,126,000	41,594,000	41,286,000	41,689,000
Basic net income per share attributable to Vail Resorts, Inc.	$ 5.12	$ 5.82	$ 2.44	$ 5.14
Diluted net income per share attributable to Vail Resorts, Inc.	$ 5.02	$ 5.67	$ 2.39	$ 4.97