Commitments and Contingencies - Schedule of Environmental Liabilities (Details) - USD ($) $ in Thousands	6 Months Ended
	Feb. 29, 2024	Aug. 31, 2023
Accrual for Environmental Loss Contingencies [Roll Forward]
Beginning Balance	$ 66,777
Environmental Loss Contingency, Statement of Financial Position [Extensible Enumeration]	Short-Term, Long-Term
Liabilities Established (Released), Net	$ 2,227
Payments and Other	(3,314)
Ending Balance	65,690
Short-Term	13,656	$ 13,743
Long-Term	$ 52,034	$ 53,034