Acquisitions (Summary Pro Forma Financial Information) (Details) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | 6 Months Ended | |
|---|---|---|---|
Jan. 31, 2016 |
Jan. 31, 2017 |
Jan. 31, 2016 |
|
| Pro Forma Financial Information [Line Items] | |||
| Pro forma net revenue | $ 683,902 | $ 926,127 | $ 879,352 |
| Pro forma net income attributable to Vail Resorts, Inc. | $ 133,014 | $ 85,126 | $ 64,123 |
| Pro forma basic net income per share attributable to Vail Resorts, Inc. | $ 3.33 | $ 2.13 | $ 1.60 |
| Pro forma diluted net income per share attributable to Vail Resorts, Inc. | $ 3.24 | $ 2.07 | $ 1.56 |