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Goodwill and Other Intangible Assets - Schedule of Changes in Carrying Amount of Goodwill (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Jun. 30, 2025 | Jun. 30, 2024
Goodwill [Roll Forward] |  |
Balance at beginning of period | $ 4,464,329 | $ 4,512,700
Other reclassifications (See Note 21) | (174,373) |
Foreign currency translation and other | 181,128 | (48,371)
Balance-end of period | 4,471,084 | 4,464,329
Networking |  |
Goodwill [Roll Forward] |  |
Balance at beginning of period | 1,036,592 | 1,036,204
Other reclassifications (See Note 21) | 0 |
Foreign currency translation and other | 1,847 | 388
Balance-end of period | 1,038,439 | 1,036,592
Materials |  |
Goodwill [Roll Forward] |  |
Balance at beginning of period | 245,983 | 247,695
Other reclassifications (See Note 21) | (8,577) |
Foreign currency translation and other | 4,061 | (1,712)
Balance-end of period | 241,467 | 245,983
Lasers |  |
Goodwill [Roll Forward] |  |
Balance at beginning of period | 3,181,754 | 3,228,801
Other reclassifications (See Note 21) | (165,796) |
Foreign currency translation and other | 175,220 | (47,047)
Balance-end of period | $ 3,191,178 | $ 3,181,754

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