Commitments and Contingencies - Schedule of Environmental Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Aug. 31, 2024	Aug. 31, 2023
Accrual for Environmental Loss Contingencies [Roll Forward]
Beginning Balance	$ 66,777	$ 68,500
Environmental Loss Contingency, Statement of Financial Position [Extensible Enumeration]	Current Liability, Noncurrent Liability	Current Liability, Noncurrent Liability
Liabilities Established (Released), Net	$ 5,479	$ 10,697
Payments and Other	(6,607)	(12,420)
Ending Balance	65,649	66,777
Current Liability	13,232	13,743
Noncurrent Liability	$ 52,417	$ 53,034