SEC Schedule, Article 12-09, Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Aug. 31, 2026	Aug. 31, 2025	Aug. 31, 2024	Aug. 31, 2023
SEC Schedule, 12-09, Allowance, Credit Loss [Member]
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount	$ 3,000	$ 3,800	$ 15,900	$ 16,800
SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense	1,100	1,000	600
Valuation Allowances And Reserves Reserves Of Businesses Acquired And Divestitures	0	800	0
SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction	(1,800)	(13,900)	(1,500)
SEC Schedule, 12-09, Valuation Allowances and Reserves, Increase (Decrease) Adjustment	(100)	0	0
Valuation Allowance of Deferred Tax Assets
SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items]
SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount	23,400	27,700	57,700	$ 61,400
SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense	1,700	4,800	1,800
Valuation Allowances And Reserves Reserves Of Businesses Acquired And Divestitures	0	0	0
SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction	(6,000)	(34,800)	(5,500)
SEC Schedule, 12-09, Valuation Allowances and Reserves, Increase (Decrease) Adjustment	$ 0	$ 0	$ 0