GOODWILL AND PURCHASED INTANGIBLE ASSETS - Additional Information (Details) |
12 Months Ended | |||
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Jun. 30, 2023
USD ($)
reportingUnit
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Jun. 30, 2023
USD ($)
segment
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Jun. 30, 2023
USD ($)
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Jun. 30, 2022
USD ($)
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| 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 | |
| X | ||||||||||
- Definition Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition 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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of an intangible asset (excluding goodwill) to fair value. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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