Quarterly report pursuant to Section 13 or 15(d)

Changes in Carrying Value of Goodwill (Details)

v3.10.0.1
Changes in Carrying Value of Goodwill (Details)
$ in Thousands
3 Months Ended
Nov. 30, 2018
USD ($)
Goodwill [Roll Forward]  
Balance as of August 31, 2018 $ 512,412
Goodwill, Acquired During Period 253
Goodwill, Impairment Loss (10,166)
Goodwill, Reclassification of Assets Held for Sale (20,206)
Impact of changes in foreign currency rates (4,933)
Balance as of November 30, 2018 477,360
Industrial Tools & Services [Member] [Domain]  
Goodwill [Roll Forward]  
Balance as of August 31, 2018 248,705
Goodwill, Acquired During Period 253
Goodwill, Impairment Loss 0
Goodwill, Reclassification of Assets Held for Sale 0
Impact of changes in foreign currency rates (2,093)
Balance as of November 30, 2018 246,865
Engineered Components & Systems [Member] [Domain]  
Goodwill [Roll Forward]  
Balance as of August 31, 2018 263,707
Goodwill, Acquired During Period 0
Goodwill, Impairment Loss (10,166)
Goodwill, Reclassification of Assets Held for Sale (20,206)
Impact of changes in foreign currency rates (2,840)
Balance as of November 30, 2018 $ 230,495