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BUSINESS COMBINATIONS - Fiscal 2020 Acquisitions (Details) - USD ($) |  |  | 12 Months Ended
--- | --- | --- | ---
Apr. 24, 2020 | Aug. 22, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Business Acquisition |  |  |  |
Total purchase consideration | $ 11,400,000 |  |  |
Acquired goodwill | $ 2,200,000 |  | $ 56,180,000 | $ 1,818,951,000
Cash earn-out, maximum |  | $ 60,000,000.0 |  |
Wafer Inspection and Patterning |  |  |  |
Business Acquisition |  |  |  |
Acquired goodwill |  |  | 56,180,000 | $ 0
Privately-held company |  |  |  |
Business Acquisition |  |  |  |
Total purchase consideration |  | 94,000,000.0 |  |
Measurement period adjustment |  | $ 200,000 |  |
Contingent consideration, non-current |  |  | 8,900,000 |
Privately-held company | Wafer Inspection and Patterning |  |  |  |
Business Acquisition |  |  |  |
Acquired goodwill |  |  | $ 54,200,000 |

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