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Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Amount of other assets expected to be realized or consumed before one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount of liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date.

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Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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The amount of property, plant, and equipment recognized as of the acquisition date.

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The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business).

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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Summary of Fair Value Assigned to Net Assets Acquired (Detail) (USD $) In Thousands, unless otherwise specified	9 Months Ended		0 Months Ended
	Apr. 30, 2015	Apr. 30, 2014	Jan. 05, 2015	Jul. 31, 2014
Business Acquisition [Line Items]
Goodwill	$ 269,651us-gaap_Goodwill			$ 256,579us-gaap_Goodwill
Total cash consideration for acquisition, less cash acquired	49,265	33,683
Cruiser RV, LLC and DRV, LLC
Business Acquisition [Line Items]
Cash	1,062		1,062
Other current assets			22,175
Property, plant and equipment			4,533
Goodwill			13,072
Current liabilities			(12,507)
Total fair value of net assets acquired			48,485
Less cash acquired			(1,062)
Total cash consideration for acquisition, less cash acquired	46,350		47,423
Cruiser RV, LLC and DRV, LLC \| Dealer Networks
Business Acquisition [Line Items]
Business acquisition allocated to amortizing intangible asset			14,300
Cruiser RV, LLC and DRV, LLC \| Trademarks
Business Acquisition [Line Items]
Business acquisition allocated to amortizing intangible asset			5,400
Cruiser RV, LLC and DRV, LLC \| Backlog
Business Acquisition [Line Items]
Business acquisition allocated to amortizing intangible asset			$ 450