Summary of Financial Information by Reportable Segment and Product Line (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Feb. 28, 2023	Feb. 28, 2022	Feb. 28, 2023	Feb. 28, 2022	Aug. 31, 2022
Segment Reporting Information [Line Items]
Net Sales	$ 141,960	$ 136,599	$ 281,342	$ 267,502
Operating Profit (Loss)	13,972	4,484	26,281	10,891
Assets	773,187		773,187		$ 757,312
Industrial Tools & Services [Member] [Domain]
Segment Reporting Information [Line Items]
Net Sales	130,904	125,940	258,201	247,253
Operating Profit (Loss)	30,437	12,582	57,077	30,646
Assets	624,250		624,250		618,412
Products [Member]
Segment Reporting Information [Line Items]
Net Sales	104,195	97,498	203,113	189,847
Service & Rental [Member]
Segment Reporting Information [Line Items]
Net Sales	26,709	28,442	55,088	57,406
Other Operating Segment [Member]
Segment Reporting Information [Line Items]
Net Sales	11,056	10,659	23,141	20,249
Operating Profit (Loss)	1,156	334	2,580	(923)
Assets	44,752		44,752		46,428
General Corporate
Segment Reporting Information [Line Items]
Operating Profit (Loss)	(17,621)	$ (8,432)	(33,376)	$ (18,832)
Assets	$ 104,185		$ 104,185		$ 92,472