Convertible Debt Partial Redemption Minimum Remaining Balance

No definition available.

Name:	mtn_ConvertibleDebtPartialRedemptionMinimumRemainingBalance
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Data Type:	xbrli:monetaryItemType
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Period Type:	duration

- Definition

Debt Instrument Convertible Threshold Percentage of Stock Price Trigger 1

+ References

No definition available.

+ Details

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- Definition

Debt Service Reserve

+ References

No definition available.

+ Details

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Namespace Prefix:	mtn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

VHI Credit Agreement Waiver Period Minimum Liquidity

+ References

No definition available.

+ Details

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Namespace Prefix:	mtn_
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Period Type:	duration

- Definition

Amount of increase (decrease) in additional paid in capital (APIC) resulting from recognition of deferred taxes for convertible debt with a beneficial conversion feature.

+ References

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Period Type:	duration

- Definition

Amount of amortization expense attributable to debt issuance costs.

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- Definition

The carrying amount of the equity component of convertible debt which may be settled in cash upon conversion.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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-Section 50
-Paragraph 4
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Period Type:	instant

- Definition

The price per share of the conversion feature embedded in the debt instrument.

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- Definition

Threshold period of specified consecutive trading days within which common stock price to conversion price of convertible debt instrument must exceed threshold percentage for specified number of trading days to trigger conversion feature.

+ References

No definition available.

+ Details

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- Definition

Minimum percentage of common stock price to conversion price of convertible debt instruments to determine eligibility of conversion.

+ References

No definition available.

+ Details

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- Definition

Threshold number of specified trading days that common stock price to conversion price of convertible debt instruments must exceed threshold percentage within a specified consecutive trading period to trigger conversion feature.

+ References

No definition available.

+ Details

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- Definition

Face (par) amount of debt instrument at time of issuance.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

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- Definition

Amount, after accumulated amortization, of debt discount (premium).

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- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

+ Details

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- Definition

Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.

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- Definition

Amount of an intercompany foreign currency transactions that is of a long-term-investment nature, that is, settlement is not planned of anticipated in the foreseeable future.

+ References

No definition available.

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- Definition

Amount of the cost of borrowed funds accounted for as interest expense for debt.

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

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- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Period Type:	instant

- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

+ References

No definition available.

+ Details

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- Details

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- Details

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- Details

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Period Type:

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Balance Type:
Period Type:

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Long-Term Debt Long-Term Debt (Narrative) (Details) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended
	Jan. 31, 2021 USD ($) $ / shares	Jan. 31, 2020 USD ($)	Jan. 31, 2021 USD ($) d $ / shares	Jan. 31, 2020 USD ($)	Jan. 31, 2021 CAD ($)	Dec. 18, 2020 USD ($)	Jul. 31, 2020 USD ($)
Convertible Debt Partial Redemption Minimum Remaining Balance [Abstract]			$ 50,000,000.0
VHI Credit Agreement Waiver Period Minimum Liquidity			150,000,000.0
Gross interest expense	$ 37,800,000	$ 26,100,000	73,300,000	$ 48,800,000
Amortization of Debt Issuance Costs	1,200,000	300,000	1,900,000	700,000
Intercompany Foreign Currency Balance, Amount	210,000,000.0		210,000,000.0
Foreign currency gain on intercompany loans	(5,135,000)	798,000	(5,675,000)	438,000
Long-term Debt	2,992,157,000	1,866,566,000	2,992,157,000	1,866,566,000			$ 2,444,248,000
Debt Instrument, Face Amount						$ 575,000,000.0
Adjustments to Additional Paid in Capital, Convertible Debt with Conversion Feature			27,500,000
Term Loan [Member]
Long-term Line of Credit	$ 1,200,000,000		$ 1,200,000,000
Debt Instrument, Interest Rate, Stated Percentage	2.62%		2.62%		2.62%
Long-term Debt	$ 1,171,875,000	1,234,375,000	$ 1,171,875,000	1,234,375,000			1,203,125,000
Term Loan, Unhedged Portion [Member]
Debt Instrument, Interest Rate, Stated Percentage	2.75%		2.75%		2.75%
Credit Facility Revolver [Member]
Line of Credit Facility, Maximum Borrowing Capacity	$ 500,000,000.0		$ 500,000,000.0
Long-term Debt	$ 0	25,000,000	$ 0	25,000,000			0
Whistler Credit Agreement revolver [Member]
Line of Credit Facility, Maximum Borrowing Capacity					$ 300.0
Debt Instrument, Interest Rate, Stated Percentage	2.21%		2.21%		2.21%
Debt Instrument, Unused Borrowing Capacity, Fee			0.40%
Long-term Debt	$ 60,243,000	26,447,000	$ 60,243,000	26,447,000			58,236,000
Alpine Valley Secured Note [Member]
Debt Instrument, Interest Rate, Stated Percentage	11.38%		11.38%		11.38%
Long-term Debt	$ 4,600,000		$ 4,600,000
Boston Mills Brandywine Secured Note [Member]
Debt Instrument, Interest Rate, Stated Percentage	10.91%		10.91%		10.91%
Long-term Debt	$ 23,300,000		$ 23,300,000
Jack Frost Big Boulder Secured Note [Member]
Debt Instrument, Interest Rate, Stated Percentage	10.91%		10.91%		10.91%
Long-term Debt	$ 14,300,000		$ 14,300,000
Mount Snow Secured Note [Member]
Debt Instrument, Interest Rate, Stated Percentage	11.78%		11.78%		11.78%
Long-term Debt	$ 51,100,000		$ 51,100,000
Hunter Mountain Secured Note [Member]
Debt Instrument, Interest Rate, Stated Percentage	8.57%		8.57%		8.57%
Long-term Debt	$ 21,000,000.0		$ 21,000,000.0
EB-5 Development Notes [Member]
Long-term Debt	51,500,000	51,500,000	51,500,000	51,500,000			51,500,000
EPR Secured Notes [Member]
Debt Service Reserve			3,100,000
Convertible Notes Payable
Long-term Debt	$ 575,000,000	$ 0	$ 575,000,000	$ 0			$ 0
Debt Instrument, Convertible, Threshold Trading Days \| d			20
Debt Instrument, Convertible, Conversion Price \| $ / shares	$ 407.17		$ 407.17
Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger			130.00%
Debt Instrument, Face Amount						$ 575,000,000.0
Debt Instrument, Convertible, Threshold Consecutive Trading Days			10
Long-term Debt, Fair Value	$ 465,300,000		$ 465,300,000
Debt Instrument, Convertible, Carrying Amount of Equity Component	109,700,000		109,700,000
Debt Issuance Costs, Net	14,900,000		14,900,000
Debt Instrument, Unamortized Discount (Premium), Net	$ 107,200,000		$ 107,200,000
Debt Instrument Convertible Threshold Percentage of Stock Price Trigger 1			98.00%