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INCOME TAXES - Components of Total Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands | Jul. 31, 2022 | Jul. 31, 2021 | Jul. 31, 2020 | Jul. 31, 2019
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Income Tax Disclosure [Abstract] |  |  |  |
Unrecognized tax benefits | $ 17,998 | $ 17,025 | $ 14,238 | $ 13,848
Reduction to unrecognized tax benefits which offset tax credit and loss carryforwards | (668) | (725) |  |
Accrued interest and penalties | 2,867 | 2,967 |  |
Total unrecognized tax benefits | 20,197 | 19,267 |  |
Short-term, included in “Income and other taxes” | 2,954 | 3,423 |  |
Long-term | 17,243 | 15,844 |  |
Total unrecognized tax benefits | $ 20,197 | $ 19,267 |  |

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