Long-Term Debt (Schedule Of Debt Instruments) (Details) SFr in Thousands	3 Months Ended		6 Months Ended
	Jan. 31, 2023 USD ($)	Jan. 31, 2022 USD ($)	Jan. 31, 2023 USD ($)	Jan. 31, 2022 USD ($)	Aug. 03, 2022 CHF (SFr)	Jul. 31, 2022 USD ($)	Dec. 18, 2020 USD ($)
Amortization of Debt Issuance Costs	$ 1,600,000	$ 1,500,000	$ 3,200,000	$ 2,900,000
Debt Instrument, Unused Borrowing Capacity, Fee			0.0025
Total debt	2,867,330,000	2,844,630,000	2,867,330,000	2,844,630,000		$ 2,807,046,000
Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net	7,921,000	85,295,000	7,921,000	85,295,000		72,997,000
Long-term Debt, Excluding Current Maturities	69,582,000	63,746,000	69,582,000	63,746,000		63,749,000
Long-term Debt, Excluding Current Maturities	2,789,827,000	2,695,589,000	2,789,827,000	2,695,589,000		2,670,300,000
Debt Instrument, Face Amount					SFr 40,000		$ 575,000,000
Term Loan [Member]
Debt Instrument, Periodic Payment			15,600,000
Total debt	$ 1,046,875,000	1,109,375,000	$ 1,046,875,000	1,109,375,000		1,078,125,000
Fiscal year maturity			2026
Debt Instrument, Interest Rate, Stated Percentage	5.91%		5.91%
Credit Facility Revolver [Member]
Total debt	$ 0	0	$ 0	0		0
Fiscal year maturity			2026
6.25% Notes [Member]
Fiscal year maturity			2025
Convertible Notes Payable
Fiscal year maturity			2026
Whistler Credit Agreement revolver [Member]
Total debt	$ 11,275,000	21,243,000	$ 11,275,000	21,243,000		11,717,000
Debt Instrument, Interest Rate, Stated Percentage	6.68%		6.68%
EPR Secured Notes [Member]
Total debt	$ 114,162,000	114,162,000	$ 114,162,000	114,162,000		114,162,000
EPR Secured Notes [Member] | Minimum [Member]
Fiscal year maturity			2034
EPR Secured Notes [Member] | Maximum [Member]
Fiscal year maturity			2036
Employee Housing Bonds [Member]
Total debt	52,575,000	52,575,000	$ 52,575,000	52,575,000		52,575,000
Employee Housing Bonds [Member] | Minimum [Member]
Fiscal year maturity			2027
Employee Housing Bonds [Member] | Maximum [Member]
Fiscal year maturity			2039
Canyons Obligation [Member]
Total debt	360,497,000	354,713,000	$ 360,497,000	354,713,000		357,607,000
Fiscal year maturity			2063
Other [Member]
Total debt	37,633,000	17,562,000	$ 37,633,000	17,562,000		17,860,000
Other [Member] | Minimum [Member]
Fiscal year maturity			2023
Other [Member] | Maximum [Member]
Fiscal year maturity			2036
Andermatt-Sedrun
Fiscal year maturity			2036
Whistler Employee Housing Leases
Total debt	29,346,000	0	$ 29,346,000	0		0
Fiscal year maturity			2042
Finance Lease, Liability	28,600,000		$ 28,600,000
Finance Lease, Liability, to be Paid	56,400,000		56,400,000
Finance Lease, Interest Payment on Liability			27,800,000
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability			28,600,000
Finance Lease, Right-of-Use Asset, after Accumulated Amortization	28,200,000		28,200,000
Finance Lease, Right-of-Use Asset, Accumulated Amortization	400,000		400,000
6.25% Notes [Member]
Total debt	600,000,000	600,000,000	$ 600,000,000	600,000,000		600,000,000
Convertible Debt [Member]
Debt Instrument, Face Amount							$ 575,000,000
Whistler Credit Agreement revolver [Member]
Fiscal year maturity			2026
Andermatt-Sedrun
Total debt	$ 39,967,000	$ 0	$ 39,967,000	$ 0		$ 0