Revenue (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jan. 31, 2019	Jan. 31, 2018	Jan. 31, 2019	Jan. 31, 2018	Jul. 31, 2018
Capitalized Contract Cost, Amortization	$ 5,400
Deferred revenue	346,356	$ 292,336	$ 346,356	$ 292,336	$ 282,103
Deferred Revenue and Credits, Noncurrent	125,400		125,400		$ 126,500
Mountain Revenue Net	776,073	670,902	921,079	819,027
Lodging Revenue Net	73,249	63,539	148,149	135,628
Resort net revenue	849,322	734,441	1,069,228	954,655
Real Estate Revenue	256	134	354	770
Revenues	849,578	734,575	1,069,582	955,425
Recognition of Deferred Revenue	128,700		155,200
Lift Tickets [Member]
Mountain Revenue Net	447,558	381,912	472,243	407,380
Ski School [Member]
Mountain Revenue Net	92,244	80,116	96,516	84,554
Dining [Member]
Mountain Revenue Net	65,409	53,910	83,701	72,212
Lodging Revenue Net	10,189	7,869	26,318	23,749
Retail/Rental [Member]
Mountain Revenue Net	128,436	115,446	171,778	160,853
Other Mountain Revenue [Member]
Mountain Revenue Net	42,426	39,518	96,841	94,028
Owned Hotel Revenue [Member]
Lodging Revenue Net	11,548	11,353	31,147	30,988
Managed condominium rooms [Member]
Lodging Revenue Net	28,046	23,358	39,164	33,529
Transportation [Member]
Lodging Revenue Net	7,722	7,460	10,196	10,013
Golf [Member]
Lodging Revenue Net	0	0	9,459	8,767
Other Lodging Revenue [Member]
Lodging Revenue Net	12,120	9,914	24,588	21,688
Lodging revenue (excluding payroll cost reimbursements) [Member]
Lodging Revenue Net	69,625	59,954	140,872	128,734
Payroll cost reimbursements [Member]
Lodging Revenue Net	$ 3,624	$ 3,585	$ 7,277	$ 6,894

Revenue generated from owned and managed hotels and condominiums, transportation, golf and other activities.

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Revenue mainly derived from the sale of lift tickets and season ski passes, ski school, food and beverage, retail/rental and other revenue associated with mountain operations.

+ References

No definition available.

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- Definition

Real Estate Revenue

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No definition available.

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The sum of mountain and lodging segment revenue.

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No definition available.

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- Definition

Amount of amortization expense for asset recognized from cost incurred to obtain or fulfill contract with customer.

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Total carrying amount of consideration received or receivable as of the balance sheet date representing potential earnings that were not as yet recognized as revenue or other forms of income in conformity with GAAP, and which are expected to be recognized as such after one year or beyond the normal operating cycle, if longer.

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The carrying amount of consideration received or receivable as of the balance sheet date on potential earnings that were not recognized as revenue in conformity with GAAP, and which are expected to be recognized as such within one year or the normal operating cycle, if longer, including sales, license fees, and royalties, but excluding interest income.

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The amount of previously reported deferred or unearned revenue that was recognized as revenue during the period. For cash flows, this element primarily pertains to amortization of deferred credits on long-term arrangements. As a noncash item, it is deducted from net income when calculating cash provided by or used in operations using the indirect method.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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