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GOODWILL AND PURCHASED INTANGIBLE ASSETS - Additional Information (Details) | 12 Months Ended
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Jun. 30, 2023 USD ($) reportingUnit | Jun. 30, 2023 USD ($) segment | Jun. 30, 2023 USD ($) | Jun. 30, 2022 USD ($)
Goodwill [Line Items] |  |  |  |
Number of reportable segments | 3 | 3 |  |
Number of operating segments | segment |  | 5 |  |
Goodwill impairment |  |  | $ 0 | $ 0
Non-deductible impairment of goodwill | $ 534,200,000 | $ 534,200,000 | 534,200,000 |
Impairment of intangible assets |  |  | 0 | $ 0
Wafer Inspection and Patterning |  |  |  |
Goodwill [Line Items] |  |  |  |
Non-deductible impairment of goodwill | 277,600,000 | 277,600,000 | 277,600,000 |
Specialty Semiconductor Process |  |  |  |
Goodwill [Line Items] |  |  |  |
Non-deductible impairment of goodwill | 144,200,000 | 144,200,000 | 144,200,000 |
PCB and Display |  |  |  |
Goodwill [Line Items] |  |  |  |
Non-deductible impairment of goodwill | $ 112,500,000 | $ 112,500,000 | $ 112,500,000 |

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