OPERATING SEGMENTS Disaggregation of Revenue (Details) - USD ($) $ in Thousands	12 Months Ended
Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2023
Revenue by Principal Product
Net Sales	$ 485,572	$ 437,587	$ 413,021
Business to Business Products
Revenue by Principal Product
Net Sales	182,596	150,471	142,395
Retail and Wholesale Products
Revenue by Principal Product
Net Sales	302,976	287,116	270,626
Cat Litter \| Business to Business Products
Revenue by Principal Product
Net Sales	0	0	0
Cat Litter \| Retail and Wholesale Products
Revenue by Principal Product
Net Sales	255,926	241,884	226,335
Industrial and Sports \| Business to Business Products
Revenue by Principal Product
Net Sales	0	0	0
Industrial and Sports \| Retail and Wholesale Products
Revenue by Principal Product
Net Sales	47,050	45,232	44,291
Agricultural and Horticultural \| Business to Business Products
Revenue by Principal Product
Net Sales	44,338	33,558	40,275
Agricultural and Horticultural \| Retail and Wholesale Products
Revenue by Principal Product
Net Sales	0	0	0
Bleaching Clay and Fluids Purification \| Business to Business Products
Revenue by Principal Product
Net Sales	110,105	92,464	77,643
Bleaching Clay and Fluids Purification \| Retail and Wholesale Products
Revenue by Principal Product
Net Sales	0	0	0
Animal Health and Nutrition \| Business to Business Products
Revenue by Principal Product
Net Sales	28,153	24,449	24,477
Animal Health and Nutrition \| Retail and Wholesale Products
Revenue by Principal Product
Net Sales	$ 0	$ 0	$ 0

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details