Derivatives Narrative (Details) - USD ($)	3 Months Ended		9 Months Ended
	May 31, 2023	May 31, 2022	May 31, 2023	May 31, 2022	Dec. 08, 2022	Aug. 31, 2022
Derivative [Line Items]
Foreign Currency Contract, Liability/Asset, Fair Value Disclosure	$ 100,000		$ 100,000			$ 100,000
Loss on Foreign Currency Fair Value Hedge Derivatives and Not Designated as Hedging Instruments at Fair Value	242,000	$ (54,000)	862,000	$ 128,000
Long-term Debt	235,375,000		235,375,000			204,000,000
Derivatives used in Net Investment Hedge, Increase (Decrease), Gross of Tax	(300,000)		(600,000)
Increase (Decrease) in Fair Value of Hedged Item in Interest Rate Fair Value Hedge	(500,000)		100,000
Fair Value Hedging [Member]
Derivative [Line Items]
Derivative, Fair Value, Net	19,500,000		19,500,000			$ 16,700,000
Net Investment Hedging [Member]
Derivative [Line Items]
Derivative, Fair Value, Net	$ 30,500,000		$ 30,500,000
Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, Amount of Hedged Item					$ 60,000,000
Derivative, Fixed Interest Rate					4.022%