Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Oct. 31, 2019	Oct. 31, 2018
Mountain Revenue Net	$ 180,832	$ 145,006
Lodging Revenue Net	82,758	74,900
Resort net revenue	263,590	219,906
Real Estate Revenue	4,180	98
Revenues	267,770	220,004
Lift
Mountain Revenue Net	41,829	24,685
Ski School
Mountain Revenue Net	8,534	4,272
Dining
Mountain Revenue Net	21,629	18,292
Lodging Revenue Net	18,143	16,129
Retail/Rental
Mountain Revenue Net	47,915	43,342
Other
Mountain Revenue Net	60,925	54,415
Owned hotel rooms
Lodging Revenue Net	19,946	19,599
Managed condominium rooms
Lodging Revenue Net	14,740	11,118
Transportation
Lodging Revenue Net	2,351	2,474
Golf
Lodging Revenue Net	10,221	9,150
Other
Lodging Revenue Net	14,166	12,777
Lodging revenue (excluding payroll cost reimbursements) [Member]
Lodging Revenue Net	79,567	71,247
Payroll cost reimbursements
Lodging Revenue Net	$ 3,191	$ 3,653