Supplementary Balance Sheet Information (Components Of Other Long-Term Liabilities) (Details) - USD ($) $ in Thousands	Jul. 31, 2026	Jul. 31, 2025
Balance Sheet Related Disclosures [Abstract]
Total other long-term liabilities	$ 317,170	$ 294,464

Carrying amount as of the balance sheet date of noncurrent obligations which are expected to be settled after one year (or the normal operating cycle, if longer). Includes deferred revenue, unfavorable lease obligations and other long-term accrued liabilities.

No definition available.

Name:	mtn_OtherLongTermLiabilitiesNoncurrent
Namespace Prefix:	mtn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant