Annual report pursuant to Section 13 and 15(d)

BUSINESS COMBINATIONS - Other Fiscal 2019 Acquisitions (Details)

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BUSINESS COMBINATIONS - Other Fiscal 2019 Acquisitions (Details)
 12 Months Ended
Jun. 30, 2020
USD ($)
Jun. 30, 2019
USD ($)
numberOfCompany
Jun. 30, 2021
USD ($)
Business Acquisition [Line Items]      
Number of companies acquired | numberOfCompany   5  
Goodwill $ 2,045,402,000 $ 2,211,858,000 $ 2,011,172,000
Acquired goodwill 56,180,000    
Wafer Inspection and Patterning Reporting Unit      
Business Acquisition [Line Items]      
Goodwill 416,840,000 360,615,000 416,860,000
Acquired goodwill 56,180,000    
Global Service and Support (“GSS”)      
Business Acquisition [Line Items]      
Goodwill 25,908,000 25,908,000 25,908,000
Acquired goodwill $ 0    
Five privately-held companies acquired in Fiscal 2019      
Business Acquisition [Line Items]      
Total purchase consideration   134,000,000  
Contingent consideration (up to)   19,000,000.0 6,000,000.0
Other current liabilities     1,600,000
Other non-current liabilities     $ 4,400,000
Total assets acquired   13,200,000  
Identified finite-lived intangible assets   75,100,000  
Goodwill   45,400,000  
Five privately-held companies acquired in Fiscal 2019 | Wafer Inspection and Patterning Reporting Unit      
Business Acquisition [Line Items]      
Acquired goodwill   26,300,000  
Five privately-held companies acquired in Fiscal 2019 | Global Service and Support (“GSS”)      
Business Acquisition [Line Items]      
Acquired goodwill   17,900,000  
Five privately-held companies acquired in Fiscal 2019 | Component Inspection Reporting Unit      
Business Acquisition [Line Items]      
Acquired goodwill   $ 1,200,000