Capital Stock (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended				6 Months Ended
	Feb. 28, 2025	Nov. 30, 2024	Feb. 29, 2024	Nov. 30, 2023	Feb. 28, 2025	Feb. 29, 2024
Earnings Per Share [Abstract]
Net (Loss) Earnings from Continuing Operations	$ 20,901		$ 17,871		$ 42,624	$ 36,177
Net (Loss) Earnings from Discontinued Operations	0		(54)		0	(622)
Net (loss) earnings	$ 20,901	$ 21,723	$ 17,817	$ 17,738	$ 42,624	$ 35,555
Weighted average common shares outstanding - basic	54,397		54,213		54,319	54,370
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements	411		472		491	476
Weighted Average Common Shares outstanding - diluted	54,808		54,685		54,810	54,846
(Loss) Earnings per share from Continuing Operations, Per Basic Share	$ 0.38		$ 0.33		$ 0.78	$ 0.67
(Loss) Earnings per share from Continuing Operations, Per Diluted Share	0.38		0.33		0.78	0.66
(Loss) Earnings per share from Discontinued Operations, Per Basic Shares	0.00		0.00		0.00	(0.01)
(Loss) Earnings per share from Discontinued Operations, Per Diluted Share	0.00		0.00		0.00	(0.01)
Earnings Per Share, Basic	0.38		0.33		0.78	0.65
(Loss) Earnings Per Share, Diluted	$ 0.38		$ 0.33		$ 0.78	$ 0.65
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)	192		71		121	191