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Revenue from Contracts with Customers (Tables) | 12 Months Ended
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Jun. 30, 2025
Revenue from Contract with Customer [Abstract] |
Schedule of Disaggregated Revenue | The following table summarizes disaggregated revenue by market ($000):
| Year Ended June 30, 2025
| Networking |  | Materials |  | Lasers |  | Total
Industrial | $ | 61,971 |  |  | $ | 516,768 |  |  | $ | 1,129,046 |  |  | $ | 1,707,785 |
Communications | 3,320,780 |  |  | 115,260 |  |  | — |  |  | 3,436,040 |
Electronics | 8,185 |  |  | 278,181 |  |  | 20 |  |  | 286,386 |
Instrumentation | 30,340 |  |  | 43,634 |  |  | 305,930 |  |  | 379,904 |
Total Revenues | $ | 3,421,276 |  |  | $ | 953,843 |  |  | $ | 1,434,996 |  |  | $ | 5,810,115 |
| Year Ended June 30, 2024
| Networking |  | Materials |  | Lasers |  | Total
Industrial | $ | 63,905 |  |  | $ | 546,003 |  |  | $ | 1,070,268 |  |  | $ | 1,680,176 |
Communications | 2,192,286 |  |  | 81,475 |  |  | — |  |  | 2,273,761 |
Electronics | 6,655 |  |  | 349,250 |  |  | — |  |  | 355,905 |
Instrumentation | 32,883 |  |  | 39,845 |  |  | 325,118 |  |  | 397,846 |
Total Revenues | $ | 2,295,729 |  |  | $ | 1,016,573 |  |  | $ | 1,395,386 |  |  | $ | 4,707,688 |
| Year Ended June 30, 2023
| Networking |  | Materials |  | Lasers |  | Total
Industrial | $ | 70,076 |  |  | $ | 603,664 |  |  | $ | 1,087,881 |  |  | $ | 1,761,621 |
Communications | 2,219,677 |  |  | 73,703 |  |  | — |  |  | 2,293,380 |
Electronics | 11,488 |  |  | 614,151 |  |  | — |  |  | 625,639 |
Instrumentation | 39,689 |  |  | 58,240 |  |  | 381,531 |  |  | 479,460 |
Total Revenues | $ | 2,340,930 |  |  | $ | 1,349,758 |  |  | $ | 1,469,412 |  |  | $ | 5,160,100 |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-5 + Details
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