Debt - Schedule of Debt (Details) - USD ($)	May 31, 2024	Aug. 31, 2023
Debt Instrument [Line Items]
Finance lease liabilities	$ 9,078,000	$ 7,200,000
Other debt obligations	12,170,000	12,192,000
Total debt	411,248,000	249,392,000
Less current maturities	(5,734,000)	(5,813,000)
Debt, net of current maturities	405,514,000	243,579,000
Secured Revolving Credit Facility | Bank of America NA And Other Lenders
Debt Instrument [Line Items]
Bank revolving credit facilities, interest primarily at SOFR or LIBOR plus a spread	390,000,000	230,000,000
Line of Credit | Secured Revolving Credit Facility | Bank of America NA And Other Lenders
Debt Instrument [Line Items]
Bank revolving credit facilities, interest primarily at SOFR or LIBOR plus a spread	$ 390,000,000	$ 230,000,000