Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Oct. 31, 2018	Oct. 31, 2017
Mountain Revenue Net	$ 145,006	$ 148,125
Lodging Revenue Net	74,900	72,089
Resort net revenue	219,906	220,214
Real Estate Revenue	98	636
Revenues	220,004	220,850
Lift Tickets [Member]
Mountain Revenue Net	24,685	25,468
Ski School [Member]
Mountain Revenue Net	4,272	4,438
Dining [Member]
Mountain Revenue Net	18,292	18,302
Lodging Revenue Net	16,129	15,880
Retail/Rental [Member]
Mountain Revenue Net	43,342	45,407
Other Mountain Revenue [Member]
Mountain Revenue Net	54,415	54,510
Owned Hotel Revenue [Member]
Lodging Revenue Net	19,599	19,635
Managed condominium rooms [Member]
Lodging Revenue Net	11,118	10,171
Transportation [Member]
Lodging Revenue Net	2,474	2,553
Golf [Member]
Lodging Revenue Net	9,150	8,426
Other Lodging Revenue [Member]
Lodging Revenue Net	12,777	12,115
Lodging revenue (excluding payroll cost reimbursements) [Member]
Lodging Revenue Net	71,247	68,780
Payroll cost reimbursements [Member]
Lodging Revenue Net	$ 3,653	$ 3,309