Annual report pursuant to Section 13 and 15(d)

Acquisitions - Additional Information (Details)

v3.21.2
Acquisitions - Additional Information (Details) - USD ($)
$ in Thousands
 12 Months Ended
Jan. 07, 2020
Aug. 31, 2021
Aug. 31, 2020
Aug. 31, 2019
Business Acquisition [Line Items]        
Cash paid for business acquisitions, net of cash acquired   $ 0 $ (33,298) $ 0
Net sales   528,660 493,292 $ 654,758
HTL Group [Member]        
Business Acquisition [Line Items]        
Business Acquisition, Date of Acquisition Agreement Jan. 07, 2020      
Cash paid for business acquisitions, net of cash acquired $ 33,300      
Recognition of Goodwill due to Business acquired 11,300      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill 16,100      
Net sales   $ 13,600 $ 6,300  
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment 6,700      
Customer Relationships | HTL Group [Member]        
Business Acquisition [Line Items]        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill 12,100      
Patents | HTL Group [Member]        
Business Acquisition [Line Items]        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill 700      
Trade Names | HTL Group [Member]        
Business Acquisition [Line Items]        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill $ 3,300