Quarterly report pursuant to Section 13 or 15(d)

Other Divestiture Activities Other Divestiture Activities (Details)

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Other Divestiture Activities Other Divestiture Activities (Details) - USD ($)
$ in Thousands
 3 Months Ended
Oct. 22, 2019
Dec. 19, 2018
Nov. 30, 2019
Nov. 30, 2018
Aug. 31, 2019
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Proceeds from sale of business, net of transaction costs     $ 8,726 $ 0  
Impairment & divestiture charges     (1,356) 23,477  
Assets held for sale     1,697   $ 0
Liabilities Held for Sale Not Part of Disposal Group     1,697   $ 0
UNI-LIFT Product Line [Domain]          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Proceeds from sale of business, net of transaction costs   $ 6,000      
Impairment & divestiture charges   4,600      
Contingent Proceeds   $ 1,500      
Milwaukee Cylinder (excluding UNI-LIFT) [Member]          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Impairment & divestiture charges     4,600    
Assets held for sale     1,700    
Trade and Loans Receivables Held-for-sale, Net, Not Part of Disposal Group     1,300    
Disposal Group, Including Discontinued Operation, Inventory     300    
Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent     100    
Liabilities Held for Sale Not Part of Disposal Group     1,700    
Disposal Group, Including Discontinued Operation, Accounts Payable     1,100    
Divestiture Activity, Liability Held for Sale, Accrued Compensation     100    
Disposal Group, Including Discontinued Operation, Other Liabilities, Current     200    
Disposal Group, Including Discontinued Operation, Other Liabilities, Noncurrent     300    
Goodwill, Impairment Loss     2,500    
Charges Associated with Withdrawl of Pension Plan     1,900    
Other Divestiture Charges     200    
Milwaukee Cylinder (including UNI-LIFT) [Member]          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Disposal Group, Not Discontinued Operation, annual revenue     2,900 3,800  
Connectors Product Line [Member]          
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]          
Proceeds from sale of business, net of transaction costs $ 2,700        
Impairment & divestiture charges $ 1,300        
Disposal Group, Not Discontinued Operation, annual revenue     $ 200 $ 1,500