Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Additional Information (Detail)

v3.22.2.2
Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Aug. 31, 2022
Aug. 31, 2021
Aug. 31, 2020
Aug. 31, 2019
Significant Accounting Policies [Line Items]        
Portion of inventory determined using last-in, first-out ("LIFO") method 51.70% 48.40%    
Inventory LIFO reserve $ 19,000 $ 15,900    
Depreciation Expense 12,300 13,400 $ 12,400  
Standard and Extended Product Warranty Accrual 1,140 1,300 892  
Standard and Extended Product Warranty Accrual, Increase for Warranties Issued 887 1,580    
Standard and Extended Product Warranty Accrual, Decrease for Payments (911) (1,171)    
Standard and Extended Product Warranty Accrual, Foreign Currency Translation Gain (Loss) (136) (1)    
Accounts Receivable, allowance for doubtful accounts 17,500 4,200    
Research and development costs 7,300 7,400 7,300  
Interest Income, Other 1,300 700 800  
AOCI - Foreign currency translation adjustments, net of tax 116,078 69,986    
AOCI - Pension and other postretirement benefit plans, net of tax (18,883) (22,998)    
Accumulated other comprehensive loss 318,611 412,198 359,226 $ 301,179
Operating Lease, Right-of-Use Asset 43,273 51,589    
Retained earnings 966,751 953,339    
Foreign Currency Transaction Gain (Loss), before Tax $ 1,500 1,800 2,600  
Minimum | Buildings and improvements        
Significant Accounting Policies [Line Items]        
Property, plant and equipment useful life 10 years      
Minimum | Machinery and equipment        
Significant Accounting Policies [Line Items]        
Property, plant and equipment useful life 2 years      
Maximum | Buildings and improvements        
Significant Accounting Policies [Line Items]        
Property, plant and equipment useful life 40 years      
Maximum | Machinery and equipment        
Significant Accounting Policies [Line Items]        
Property, plant and equipment useful life 15 years      
Accumulated Other Comprehensive Loss        
Significant Accounting Policies [Line Items]        
Accumulated other comprehensive loss $ (134,961) $ (92,984) $ (100,724) $ (171,672)