Gross Carrying Amount and Accumulated Amortization of Other Intangible Assets (Details) - USD ($) $ in Thousands	May 31, 2024	Aug. 31, 2023
Indefinite And Finite Lived Intangible Assets [Line Items]
Accumulated Amortization	$ 109,417	$ 106,802
Statement of Financial Position [Abstract]
Gross Carrying Value	145,660	144,140
Net Book Value	36,243	37,338
Goodwill	266,814	266,494
Industrial Tools & Services [Member] [Domain]
Statement of Financial Position [Abstract]
Goodwill	255,605	255,285
Other Operating Segment [Member]
Statement of Financial Position [Abstract]
Goodwill	11,209	11,209
Tradenames
Indefinite And Finite Lived Intangible Assets [Line Items]
Gross Carrying Value	24,658	23,345
Accumulated Amortization	0	0
Net Book Value	$ 24,658	23,345
Customer relationships
Indefinite And Finite Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (Years)	14 years
Gross Carrying Value	$ 108,473	108,292
Accumulated Amortization	97,871	95,395
Net Book Value	$ 10,602	12,897
Patents
Indefinite And Finite Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (Years)	13 years
Gross Carrying Value	$ 9,791	9,769
Accumulated Amortization	9,284	9,210
Net Book Value	$ 507	559
Trademarks and tradenames
Indefinite And Finite Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (Years)	14 years
Gross Carrying Value	$ 2,738	2,734
Accumulated Amortization	2,262	2,197
Net Book Value	$ 476	$ 537