Quarterly report pursuant to Section 13 or 15(d)

Changes in Carrying Value of Goodwill (Details)

v3.19.1
Changes in Carrying Value of Goodwill (Details)
$ in Thousands
6 Months Ended
Feb. 28, 2019
USD ($)
Goodwill [Line Items]  
Goodwill, Purchase Accounting Adjustments $ 253
Goodwill [Roll Forward]  
Balance as of August 31, 2018 512,412
Goodwill, Impairment Loss (13,678)
Goodwill, Reclassification of Assets Held for Sale (16,672)
Impact of changes in foreign currency rates (2,106)
Balance as of February 28, 2019 480,208
Industrial Tools & Services [Member] [Domain]  
Goodwill [Line Items]  
Goodwill, Purchase Accounting Adjustments 253
Goodwill [Roll Forward]  
Balance as of August 31, 2018 248,705
Goodwill, Impairment Loss 0
Goodwill, Reclassification of Assets Held for Sale 0
Impact of changes in foreign currency rates 420
Balance as of February 28, 2019 249,378
Engineered Components & Systems [Member] [Domain]  
Goodwill [Line Items]  
Goodwill, Purchase Accounting Adjustments 0
Goodwill [Roll Forward]  
Balance as of August 31, 2018 263,707
Goodwill, Impairment Loss (13,678)
Goodwill, Reclassification of Assets Held for Sale (16,672)
Impact of changes in foreign currency rates (2,526)
Balance as of February 28, 2019 $ 230,830