Document And Entity Information
3 Months Ended
Oct. 31, 2012
Nov. 30, 2012
Document And Entity Information [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Oct. 31, 2012  
Document Fiscal Year Focus 2013  
Document Fiscal Period Focus Q1  
Trading Symbol MTN  
Entity Registrant Name VAIL RESORTS INC  
Entity Central Index Key 0000812011  
Current Fiscal Year End Date --07-31  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding   35,878,874