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Summary of Preliminary Fair Value Assigned to Net Assets Acquired (Detail) - USD ($) $ in Thousands |  |  | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2016 | May 01, 2015 | Jul. 31, 2016 | Jul. 31, 2015 | Jul. 31, 2014
Business Acquisition [Line Items] |  |  |  |  |
Goodwill |  |  | $ 377,693 | $ 312,622 | $ 256,579
Total cash consideration for acquisition, less cash acquired |  |  | $ 557,651 | $ 194,486 | $ 86,092
Postle Operating, LLC |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Cash |  | $ 2,963 |  |  |
Other current assets |  | 54,780 |  |  |
Property, plant and equipment |  | 32,251 |  |  |
Goodwill |  | 42,871 |  |  |
Current liabilities |  | (23,729) |  |  |
Capital lease obligations |  | (7,225) |  |  |
Total fair value of net assets acquired |  | 147,011 |  |  |
Less cash acquired |  | (2,963) |  |  |
Total cash consideration for acquisition, less cash acquired |  | 144,048 |  |  |
Postle Operating, LLC | Customer Relationships |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Business acquisition allocated to amortizing intangible asset |  | 38,800 |  |  |
Postle Operating, LLC | Trademarks |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Business acquisition allocated to amortizing intangible asset |  | 6,000 |  |  |
Postle Operating, LLC | Backlog |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Business acquisition allocated to amortizing intangible asset |  | $ 300 |  |  |
Jayco, Inc. |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Cash | $ 18,409 |  |  |  |
Other current assets | 258,158 |  |  |  |
Property, plant and equipment | 80,824 |  |  |  |
Goodwill | 74,184 |  |  |  |
Current liabilities | (216,776) |  |  |  |
Total fair value of net assets acquired | 581,099 |  |  |  |
Less cash acquired | (18,409) |  |  |  |
Total cash consideration for acquisition, less cash acquired | 562,690 |  |  |  |
Jayco, Inc. | Trademarks |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Business acquisition allocated to amortizing intangible asset | 92,800 |  |  |  |
Jayco, Inc. | Backlog |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Business acquisition allocated to amortizing intangible asset | 12,400 |  |  |  |
Jayco, Inc. | Dealer Networks |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Business acquisition allocated to amortizing intangible asset | $ 261,100 |  |  |  |

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- Definition Amount of capital lease obligation, assumed at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=73530397&loc=d3e4845-128472 + Details
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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=73530397&loc=d3e4845-128472 + Details
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- Definition Amount of liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=73530397&loc=d3e4845-128472 + Details
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