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, 2020	Jan. 31, 2019	Jan. 31, 2020	Jan. 31, 2019
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	28,000	56,000	23,000	40,000
Net income attributable to Vail Resorts, Inc.	$ 206,370	$ 206,349	$ 99,895	$ 98,554
Weighted-average Vail Shares outstanding	40,261,000	40,271,000	40,274,000	40,359,000
Weighted-average Exchangeco Shares outstanding	55,000	57,000	55,000	57,000
Total Weighted-average shares outstanding	40,316,000	40,328,000	40,329,000	40,416,000
Effect of dilutive securities	625,000	798,000	644,000	870,000
Total shares	40,941,000	41,126,000	40,973,000	41,286,000
Basic net income per share attributable to Vail Resorts, Inc.	$ 5.12	$ 5.12	$ 2.48	$ 2.44
Diluted net income per share attributable to Vail Resorts, Inc.	$ 5.04	$ 5.02	$ 2.44	$ 2.39