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Acquisitions - Additional Information (Detail) $ in Thousands |  |  | 12 Months Ended |
--- | --- | --- | --- | ---
May 11, 2018 USD ($) | Dec. 02, 2017 USD ($) | Aug. 31, 2019 USD ($) acquisition | Aug. 31, 2018 USD ($) | Aug. 31, 2017 USD ($) | Dec. 01, 2017 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |
Number of Businesses Acquired | acquisition |  |  | 2 |  |  |
Cash paid for business acquisitions, net of cash acquired |  |  | $ 0 | $ 23,218 | $ 0 |
Recognition of Goodwill due to Business acquired |  |  |  | 12,441 |  |
Net sales |  |  | 654,758 | 641,303 | $ 616,591 |
Mirage Machines [Member] [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Acquisition, Date of Acquisition Agreement |  | Dec. 01, 2017 |  |  |  |
Cash paid for business acquisitions, net of cash acquired |  | $ 17,400 |  |  |  |
Recognition of Goodwill due to Business acquired |  | $ 10,300 |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  |  |  |  | $ 4,100
Equalizer [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Acquisition, Date of Acquisition Agreement | May 11, 2018 |  |  |  |  |
Cash paid for business acquisitions, net of cash acquired | $ 5,800 |  |  |  |  |
Recognition of Goodwill due to Business acquired | 2,400 |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill | 2,100 |  |  |  |  |
FY18 Acquisitions (Mirage Machines and Equalizer) [Domain] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Acquisition Costs, Period Cost |  |  |  | 1,100 |  |
Net sales |  |  | $ 14,100 | $ 9,400 |  |
Customer Relationships | Mirage Machines [Member] [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  |  |  |  | 1,800
Customer Relationships | Equalizer [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill | 1,300 |  |  |  |  |
Trade Names | Mirage Machines [Member] [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill |  |  |  |  |  | $ 2,300
Trade Names | Equalizer [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill | $ 800 |  |  |  |  |

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- Definition The capitalized costs incurred during the period (excluded from amortization) to purchase, lease or otherwise acquire an unproved property, including costs of lease bonuses and options to purchase or lease properties, the portion of costs applicable to minerals when land including mineral rights is purchased in fee, brokers' fees, recording fees, legal costs, and other costs incurred in acquiring properties. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-10(c)(7)(ii)) -URI http://asc.fasb.org/extlink&oid=82851474&loc=d3e511914-122862 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-10(c)(3)(ii)(A)) -URI http://asc.fasb.org/extlink&oid=82851474&loc=d3e511914-122862 + Details
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