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Supplementary Balance Sheet Information (Components Of Other Long-Term Liabilities) (Details) (USD $) In Thousands	Jul. 31, 2011	Jul. 31, 2010
Supplementary Balance Sheet Information
Private club deferred initiation fee revenue and deposits	$ 146,065	$ 148,184
Unfavorable lease obligation, net	38,729
Other long-term liabilities	50,635	48,976
Total other long-term liabilities	$ 235,429	$ 197,160

X

- Definition

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.

+ Details

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X

- Definition

Carrying amount as of the balance sheet date of prepayments by customers for private club initiation fees and deposits for services to be provided at a later date.

+ Details

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Namespace Prefix:	mtn
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X

- Definition

Carrying amount as of the balance sheet date of unfavorable lease obligations.

+ Details

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Namespace Prefix:	mtn
Data Type:	xbrli:monetaryItemType
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- Details

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X

- Definition

Aggregate carrying amount, as of the balance sheet date, of noncurrent obligations not separately disclosed in the balance sheet. Noncurrent liabilities are expected to be paid after one year (or the normal operating cycle, if longer).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 24
-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.24)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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