Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	May 31, 2023	May 31, 2022	May 31, 2023	May 31, 2022
Statement of Comprehensive Income [Abstract]
Net income	$ 13,608	$ 75,504	$ 324	$ 160,945
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	362	153	(3,245)	(240)
Pension obligations, net	58	40	149	549
Total other comprehensive income (loss), net of tax	420	193	(3,096)	309
Comprehensive income (loss)	14,028	75,697	(2,772)	161,254
Less comprehensive income attributable to noncontrolling interests	(148)	(870)	(299)	(2,497)
Comprehensive income (loss) attributable to SSI shareholders	$ 13,880	$ 74,827	$ (3,071)	$ 158,757