Income Taxes (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Aug. 31, 2025	Aug. 31, 2024
Income Taxes [Line Items]
Valuation allowance	$ 534	$ 534
Maximum [Member]
Income Taxes [Line Items]
Percentage of Recognized largest amount benefit realized upon settlement	50.00%
Statutes of limitation range period	6 years
Minimum [Member]
Income Taxes [Line Items]
Statutes of limitation range period	3 years
Filtration Business [Member]
Income Taxes [Line Items]
Valuation allowance	$ 500	$ 500