Income Taxes - Summary of Income Tax Expense (Benefit) from Continuing Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Aug. 31, 2023	Aug. 31, 2022	Aug. 31, 2021
Current:
Federal	$ (377)	$ 18,114	$ 27,244
State	974	1,392	3,811
Foreign	590	39	(4)
Total current tax expense	1,187	19,545	31,051
Deferred:
Federal	(4,198)	21,771	6,939
State	(686)	780	(547)
Foreign	950	2,501	492
Total deferred tax (benefit) expense	(3,934)	25,052	6,884
Total income tax (benefit) expense	$ 2,747	$ (44,597)	$ (37,935)