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INCOME TAXES Income Tax Effective Rate Reconciliation (Details)
12 Months Ended
Jul. 31, 2022
Jul. 31, 2021
U.S. federal income tax rate 21.00% 21.00%
Depletion deductions allowed for mining (20.10%) (5.40%)
State income tax expense, net of federal tax expense 4.50% 5.10%
Nondeductible Officer Compensation 2.40% 4.00%
Tax Credits (3.10%) (2.50%)
Statutory rate change of foreign subsidiaries 0.00% (0.70%)
Valuation Allowance - Foreign 6.90% 2.50%
Foreign Tax Differential (5.30%) (1.50%)
Prior year income taxes (9.50%) (4.00%)
Goodwill impairment 3.10% 0.00%
Other 1.80% (0.80%)
Effective income tax rate 1.70% 17.70%