Capital Stock (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Nov. 30, 2022	Nov. 30, 2021
Earnings Per Share [Abstract]
Net (Loss) Earnings from Continuing Operations	$ 6,409	$ 3,185
Net (Loss) Earnings from Discontinued Operations	1,044	(397)
Net (loss) earnings	$ 7,453	$ 2,788
Weighted average common shares outstanding - basic	56,886	60,261
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	431	360
Weighted Average Common Shares outstanding - diluted	57,317	60,621
(Loss) Earnings per share from Continuing Operations, Per Basic Share	$ 0.11	$ 0.05
(Loss) Earnings per share from Continuing Operations, Per Diluted Share	0.11	0.05
(Loss) Earnings per share from Discontinued Operations, Per Basic Shares	0.02	(0.01)
(Loss) Earnings per share from Discontinued Operations, Per Diluted Share	0.02	(0.01)
Earnings Per Share, Basic	0.13	0.05
(Loss) Earnings Per Share, Diluted	$ 0.13	$ 0.05
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive securities from stock based compensation plans (excluded from earnings per share calculation)	818	846