Long-Term Debt (Schedule Of Debt Instruments) (Details) - USD ($)	3 Months Ended
Oct. 31, 2020	Oct. 31, 2019	Jul. 31, 2020
Amortization of Debt Issuance Costs	$ 700,000	$ 400,000
Debt Instrument, Unused Borrowing Capacity, Fee	0.004
Total debt	2,444,111,000	2,057,986,000	$ 2,444,248,000
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net	(7,457,000)	(10,878,000)	(6,551,000)
Long-term debt due within one year (Note 5)	63,707,000	63,807,000	63,677,000
Long-term Debt, Excluding Current Maturities	63,707,000		63,677,000
Long-term debt, net (Note 5)	2,387,861,000	2,005,057,000	2,387,122,000
Long-term Debt, Excluding Current Maturities	2,387,861,000		2,387,122,000
Hunter Mountain Secured Note [Member]
Total debt	$ 21,000,000.0
Debt Instrument, Interest Rate, Stated Percentage	8.57%
Credit Facility Revolver [Member]
Total debt	$ 0	190,000,000	0
Fiscal year maturity	2024
Whistler Credit Agreement revolver [Member]
Total debt	$ 72,778,000	37,962,000	58,236,000
Fiscal year maturity	2024
Debt Instrument, Interest Rate, Stated Percentage	2.77%
EPR Secured Notes [Member]
Total debt	$ 114,162,000	114,162,000	114,162,000
EB-5 Development Notes [Member]
Total debt	$ 51,500,000	52,000,000	51,500,000
Fiscal year maturity	2021
Term Loan [Member]
Debt Instrument, Periodic Payment	$ 15,600,000
Total debt	$ 1,187,500,000	1,250,000,000	1,203,125,000
Fiscal year maturity	2024
Debt Instrument, Interest Rate, Stated Percentage	2.65%
Employee Housing Bonds [Member]
Total debt	$ 52,575,000	52,575,000	52,575,000
Canyons Obligation [Member]
Total debt	$ 347,481,000	341,704,000	346,034,000
Fiscal year maturity	2063
Other [Member]
Total debt	$ 18,115,000	19,583,000	18,616,000
Maximum [Member] \| EPR Secured Notes [Member]
Fiscal year maturity, end	Dec. 31, 2036
Maximum [Member] \| Employee Housing Bonds [Member]
Fiscal year maturity, end	Dec. 31, 2039
Maximum [Member] \| Other [Member]
Fiscal year maturity, end	Dec. 31, 2033
Minimum [Member] \| EPR Secured Notes [Member]
Fiscal year maturity, start	Dec. 31, 2034
Minimum [Member] \| Employee Housing Bonds [Member]
Fiscal year maturity, start	Dec. 31, 2027
Minimum [Member] \| Other [Member]
Fiscal year maturity, start	Dec. 31, 2020
6.25% Notes [Member]
Total debt	$ 600,000,000	$ 0	$ 600,000,000
Fiscal year maturity	2025

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Amount of amortization expense attributable to debt issuance costs.

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

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Amount of commitment fees for the unused borrowing capacity under the long-term financing arrangement that is available to the entity.

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