Annual report pursuant to Section 13 and 15(d)

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

v3.22.2.2
Gross Carrying Value and Accumulated Amortization of Intangible Assets (Details) - USD ($)
$ in Thousands
 12 Months Ended
Aug. 31, 2022
Aug. 31, 2021
Indefinite And Finite Lived Intangible Assets [Line Items]    
Finite-Lived Accumulated Amortization $ 132,708 $ 130,542
Other intangible assets, net 41,507 54,545
Intangible assets, gross 174,215 185,087
Trade Names    
Indefinite And Finite Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Gross 22,274 24,835
Finite-Lived Accumulated Amortization 0 0
Net Book Value 22,274 24,835
Customer Relationships    
Indefinite And Finite Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Gross 135,101 142,453
Finite-Lived Accumulated Amortization 117,275 114,463
Net Book Value $ 17,826 27,990
Weighted Average Amortization Period 14 years  
Patents    
Indefinite And Finite Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Gross $ 13,708 14,492
Finite-Lived Accumulated Amortization 13,104 13,688
Net Book Value $ 604 804
Weighted Average Amortization Period 11 years  
Trademarks and Tradenames    
Indefinite And Finite Lived Intangible Assets [Line Items]    
Finite-Lived Intangible Assets, Gross $ 3,132 3,307
Finite-Lived Accumulated Amortization 2,329 2,391
Net Book Value $ 803 $ 916
Weighted Average Amortization Period 12 years