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v3.25.1

Restructuring - Restructuring Plan Activity (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Mar. 29, 2025 | Jun. 29, 2024 | Mar. 30, 2024 | Mar. 29, 2025 | Mar. 30, 2024 | Dec. 31, 2022
Restructuring Reserve [Roll Forward] |  |  |  |  |  |
Beginning of period balance |  |  |  | $ 14.9 |  |
Restructuring and related charges (benefits) | $ (0.3) |  | $ 0.1 | 0.9 | $ (0.8) |
Cash settlements |  |  |  | (11.3) |  |
End of period balance | 4.5 | $ 14.9 |  | 4.5 |  |
Fiscal 2024 Plan |  |  |  |  |  |
Restructuring and Related Charges |  |  |  |  |  |
Expected number of positions eliminated, percentage |  | 7.00% |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |
Beginning of period balance |  |  |  | 14.6 |  |
Restructuring and related charges (benefits) |  |  |  | 1.1 |  |
Cash settlements |  |  |  | (11.2) |  |
End of period balance | 4.5 | $ 14.6 |  | 4.5 |  |
Fiscal 2023 Plan |  |  |  |  |  |
Restructuring and Related Charges |  |  |  |  |  |
Workforce reduction percentage |  |  |  |  |  | 5.00%
Restructuring Reserve [Roll Forward] |  |  |  |  |  |
Beginning of period balance |  |  |  | 0.3 |  |
Restructuring and related charges (benefits) |  |  |  | (0.2) |  |
Cash settlements |  |  |  | (0.1) |  |
End of period balance | 0.0 | 0.3 |  | 0.0 |  |
Network and Service Enablement | Fiscal 2024 Plan |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |
Beginning of period balance |  |  |  | 13.4 |  |
Restructuring and related charges (benefits) |  |  |  | 1.2 |  |
Cash settlements |  |  |  | (10.2) |  |
End of period balance | 4.4 | 13.4 |  | 4.4 |  |
Network and Service Enablement | Fiscal 2023 Plan |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |
Beginning of period balance |  |  |  | 0.3 |  |
Restructuring and related charges (benefits) |  |  |  | (0.2) |  |
Cash settlements |  |  |  | (0.1) |  |
End of period balance | 0.0 | 0.3 |  | 0.0 |  |
Optical Security and Performance Products | Fiscal 2024 Plan |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |
Beginning of period balance |  |  |  | 1.2 |  |
Restructuring and related charges (benefits) |  |  |  | (0.1) |  |
Cash settlements |  |  |  | (1.0) |  |
End of period balance | $ 0.1 | $ 1.2 |  | $ 0.1 |  |

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