Annual report pursuant to Section 13 and 15(d)

Gross Carrying Value and Accumulated Amortization of Intangible Assets (Detail)

v3.3.0.814
Gross Carrying Value and Accumulated Amortization of Intangible Assets (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Aug. 31, 2015
Aug. 31, 2014
Indefinite And Finite Lived Intangible Assets [Line Items]    
Finite-Lived Accumulated Amortization $ 165,486 $ 148,184
Intangible assets, gross 474,248 513,361
Intangible assets, net 308,762 365,177
Trade Names    
Indefinite And Finite Lived Intangible Assets [Line Items]    
Indefinite-Lived Intangible Assets, Gross 112,437 125,905
Customer Relationships    
Indefinite And Finite Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Gross 302,518 325,164
Finite-Lived Accumulated Amortization 132,007 117,706
Net Book Value $ 170,511 207,458
Weighted Average Amortization Period 15 years  
Patents    
Indefinite And Finite Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Gross $ 30,899 31,678
Finite-Lived Accumulated Amortization 19,928 17,494
Net Book Value $ 10,971 14,184
Weighted Average Amortization Period 10 years  
Trademarks and Tradenames    
Indefinite And Finite Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Gross $ 21,604 23,241
Finite-Lived Accumulated Amortization 7,055 6,201
Net Book Value $ 14,549 17,040
Weighted Average Amortization Period 18 years  
Non-Compete Agreements and Other    
Indefinite And Finite Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Gross $ 6,790 7,373
Finite-Lived Accumulated Amortization 6,496 6,783
Net Book Value $ 294 $ 590
Weighted Average Amortization Period 3 years