Business Segments and Foreign Operations - Schedule of Net Sales by Product Group (Details) - USD ($) $ in Thousands	12 Months Ended
	Aug. 31, 2025	Aug. 31, 2024	Aug. 31, 2023
Revenue from External Customer [Line Items]
Net sales	$ 619,985	$ 590,557	$ 537,255
Maintenance products
Revenue from External Customer [Line Items]
Net sales	590,966	558,036	503,558
Homecare and cleaning products
Revenue from External Customer [Line Items]
Net sales	$ 29,019	$ 32,521	$ 33,697