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Goodwill and Purchased Intangible Assets - Schedule of Goodwill (Details) | 3 Months Ended |
--- | --- | ---
Sep. 30, 2019 USD ($) reporting_unit segment | Jun. 30, 2019 USD ($)
Goodwill |  |  |
Number of reportable segments | segment |  | 4 |
Number of reporting units | reporting_unit |  | 6 |
Goodwill |  |  |
Balance as of June 30, 2019 | [1] | $ 2,211,858,000 |
Acquired goodwill | [1] | 54,001,000 |
Foreign currency and other adjustments | [1] | (2,170,000) |
Balance as of September 30, 2019 | [1] | 2,263,689,000 |
Accumulated impairment loss |  |  | $ 277,600,000
Wafer Inspection and Patterning |  |  |
Goodwill |  |  |
Balance as of June 30, 2019 | [1] | 360,615,000 |
Acquired goodwill | [1] | 54,001,000 |
Foreign currency and other adjustments | [1] | (35,000) |
Balance as of September 30, 2019 | [1] | 414,581,000 |
Global Service and Support (“GSS”) |  |  |
Goodwill |  |  |
Balance as of June 30, 2019 | [1] | 25,908,000 |
Acquired goodwill | [1] | 0 |
Foreign currency and other adjustments | [1] | 0 |
Balance as of September 30, 2019 | [1] | 25,908,000 |
Specialty Semiconductor Process |  |  |
Goodwill |  |  |
Balance as of June 30, 2019 | [1] | 821,842,000 |
Acquired goodwill | [1] | 0 |
Foreign currency and other adjustments | [1] | 0 |
Balance as of September 30, 2019 | [1] | 821,842,000 |
PCB and Display |  |  |
Goodwill |  |  |
Balance as of June 30, 2019 | [1] | 989,918,000 |
Acquired goodwill | [1] | 0 |
Foreign currency and other adjustments | [1] | (2,135,000) |
Balance as of September 30, 2019 | [1] | 987,783,000 |
Component Inspection |  |  |
Goodwill |  |  |
Balance as of June 30, 2019 | [1] | 13,575,000 |
Acquired goodwill | [1] | 0 |
Foreign currency and other adjustments | [1] | 0 |
Balance as of September 30, 2019 | [1] | 13,575,000 |
Others |  |  |
Goodwill |  |  |
Balance as of June 30, 2019 |  | 0 |
Balance as of September 30, 2019 |  | $ 0 |
[1] | No goodwill was assigned to the Other reporting unit, and accordingly was excluded in the table above.

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