Quarterly report pursuant to Section 13 or 15(d)

Summary of Financial Information by Reportable Segment and Product Line (Details)

v3.20.4
Summary of Financial Information by Reportable Segment and Product Line (Details) - USD ($)
$ in Thousands
 3 Months Ended
Nov. 30, 2020
Nov. 30, 2019
Aug. 31, 2020
Segment Reporting Information [Line Items]      
Net Sales $ 119,430 $ 146,674  
Operating Profit (Loss) 9,069 14,369  
Assets 838,575   $ 824,294
Assets of continuing operations 838,575   824,294
Industrial Tools & Services [Member] [Domain]      
Segment Reporting Information [Line Items]      
Net Sales 112,175 135,592  
Operating Profit (Loss) 17,157 26,055  
Assets 600,629   592,086
Products [Member]      
Segment Reporting Information [Line Items]      
Net Sales 82,573 96,363  
Service & Rental [Member]      
Segment Reporting Information [Line Items]      
Net Sales 29,602 39,229  
Other Operating Segment [Member]      
Segment Reporting Information [Line Items]      
Net Sales 7,255 11,082  
Operating Profit (Loss) (1,809) (255)  
Assets 61,391   61,105
General Corporate      
Segment Reporting Information [Line Items]      
Operating Profit (Loss) (6,279) $ (11,431)  
Assets $ 176,555   $ 171,103