Quarterly report pursuant to Section 13 or 15(d)

GOODWILL AND PURCHASED INTANGIBLE ASSETS - Additional Information (Details)

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GOODWILL AND PURCHASED INTANGIBLE ASSETS - Additional Information (Details)
3 Months Ended 9 Months Ended
Mar. 31, 2021
USD ($)
Mar. 31, 2020
USD ($)
Mar. 31, 2021
USD ($)
segment
reporting_Unit
Mar. 31, 2020
USD ($)
Goodwill [Line Items]        
Number of reportable segments | segment     4  
Number of reporting units | reporting_Unit     6  
Goodwill impairment $ 0 $ 256,649,000 $ 0 $ 256,649,000
Impairment of intangible assets     $ 0  
Specialty Semiconductor Process        
Goodwill [Line Items]        
Goodwill impairment 144,200,000      
PCB and Display        
Goodwill [Line Items]        
Goodwill impairment $ 112,500,000