Restructuring Charges (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	May 31, 2021	May 31, 2020	May 31, 2021	May 31, 2020
Restructuring Reserve [Roll Forward]
Restructuring Charges	$ 1,571	$ 2,448	$ 2,430	$ 6,348
Restructuring Charges, including recorded in Cost of Goods Sold	1,600	3,300	2,500	7,200
Restructuring costs recorded in cost of products sold		800		800
Industrial Tools & Services [Member] [Domain]
Restructuring Reserve [Roll Forward]
Beginning Balance			1,443	2,912
Restructuring Charges			2,180	4,019
Cash payments			(1,444)	(4,265)
Other non-cash uses of reserve			(14)	(556)
Impact of changes in foreign currency rates			49	(23)
Ending Balance	2,214	2,087	2,214	2,087
General Corporate
Restructuring Reserve [Roll Forward]
Beginning Balance			267	0
Restructuring Charges			9	1,590
Cash payments			(250)	(871)
Other non-cash uses of reserve			0	(484)
Impact of changes in foreign currency rates			0	0
Ending Balance	26	235	26	235
Reportable Segments [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges	1,500	2,500	2,200	5,600
Other Operating Segment [Member]
Restructuring Reserve [Roll Forward]
Beginning Balance			400
Restructuring Charges	100		300
Ending Balance	$ 100		$ 100
Restructuring Charges, including recorded in Cost of Goods Sold				$ 1,600
Restructuring costs recorded in cost of products sold		$ 800