OPERATING SEGMENTS Financial Information by Geographic Region (Details) - USD ($) $ in Thousands	12 Months Ended
	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2023
Financial Information by Geographic Region
Sales to unaffiliated customers	$ 485,572	$ 437,587	$ 413,021
Net Income attributable to Oil-Dri	53,996	39,426	29,551
Identifiable assets	391,677	354,605
Domestic Operations
Financial Information by Geographic Region
Sales to unaffiliated customers	465,451	416,603	390,963
Sales or transfers between geographic areas	6,534	6,102	6,436
Income (Loss) before income taxes	66,285	48,995	33,686
Net Income attributable to Oil-Dri	55,192	39,729	28,494
Identifiable assets	382,634	345,934	271,627
Foreign subsidiaries
Financial Information by Geographic Region
Sales to unaffiliated customers	20,121	20,984	22,058
Sales or transfers between geographic areas	0	0	69
Income (Loss) before income taxes	(74)	656	992
Net Income attributable to Oil-Dri	(1,196)	(303)	1,057
Identifiable assets	$ 9,043	$ 8,671	$ 14,608