Quarterly report pursuant to Section 13 or 15(d)

Restructuring Charges (Details)

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Restructuring Charges (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Feb. 28, 2018
Feb. 28, 2017
Feb. 28, 2018
Feb. 28, 2017
Restructuring Cost and Reserve [Line Items]        
Restructuring costs recorded in cost of products sold $ 800   $ 800  
Restructuring Reserve [Roll Forward]        
Beginning Balance     5,637 $ 6,273
Restructuring Charges, including recorded in Cost of Product Sold 4,300   10,913 5,048
Restructuring Charges 3,450 $ 2,101 10,079 5,048
Cash payments     (6,699) (4,762)
Other non-cash uses of reserve     (3,162) (504)
Impact of changes in foreign currency rates     (72) 15
Ending Balance 6,617 6,070 6,617 6,070
Industrial        
Restructuring Reserve [Roll Forward]        
Beginning Balance     202 1,343
Restructuring Charges, including recorded in Cost of Product Sold     2,951 1,372
Cash payments     (868) (1,394)
Other non-cash uses of reserve     (490) (438)
Impact of changes in foreign currency rates     (10) (21)
Ending Balance 1,785 862 1,785 862
Energy        
Restructuring Reserve [Roll Forward]        
Beginning Balance     3,613 3,021
Restructuring Charges, including recorded in Cost of Product Sold     3,205 48
Cash payments     (2,666) (973)
Other non-cash uses of reserve     (473) (14)
Impact of changes in foreign currency rates     (83) 44
Ending Balance 3,596 2,126 3,596 2,126
Engineered Solutions        
Restructuring Reserve [Roll Forward]        
Beginning Balance     1,792 1,863
Restructuring Charges, including recorded in Cost of Product Sold     486 3,546
Cash payments     (1,517) (2,312)
Other non-cash uses of reserve     (192) (16)
Impact of changes in foreign currency rates     21 (8)
Ending Balance 590 3,073 590 3,073
General Corporate        
Restructuring Reserve [Roll Forward]        
Beginning Balance     30 46
Restructuring Charges, including recorded in Cost of Product Sold     4,271 82
Cash payments     (1,648) (83)
Other non-cash uses of reserve     (2,007) (36)
Impact of changes in foreign currency rates     0 0
Ending Balance $ 646 $ 9 $ 646 $ 9