Quarterly report pursuant to Section 13 or 15(d)

Acquisitions (Details)

v3.20.2
Acquisitions (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Jan. 07, 2020
May 31, 2020
May 31, 2019
May 31, 2020
May 31, 2019
Business Acquisition [Line Items]          
Cash paid for business acquisitions, net of cash acquired       $ 33,434 $ 0
Goodwill, Acquired During Period       10,087  
Aggregate Reduction   $ (100)      
Net Sales   101,879 $ 178,095 381,939 $ 496,435
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 $ 33,400 33,300      
Purchase Price Reduction   (100)      
Goodwill, Acquired During Period 10,100        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill 17,500        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment 6,700        
Net Sales   $ 1,900   $ 3,900  
Tradenames | HTL Group [Member]          
Business Acquisition [Line Items]          
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill 3,700        
Customer relationships | HTL Group [Member]          
Business Acquisition [Line Items]          
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill 13,100        
Patents | HTL Group [Member]          
Business Acquisition [Line Items]          
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill $ 700