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Restructuring - Schedule of Restructuring Related Costs (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 29, 2025 | Jun. 30, 2024 | Jun. 29, 2025 | Jun. 30, 2024
Restructuring Cost and Reserve [Line Items] |  |  |  |
Severance and other costs | $ 0.3 | $ 1.1 | $ 0.4 | $ 1.8
Accelerated depreciation charges | 1.7 | 0.0 | 1.7 | 0.0
Total restructuring charges | 2.0 | 1.1 | 2.1 | 1.8
Gas Cylinders |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Severance and other costs | 0.3 | 1.1 | 0.4 | 1.6
Accelerated depreciation charges | 1.7 | 0.0 | 1.7 | 0.0
Elektron |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Severance and other costs | $ 0.0 | $ 0.0 | $ 0.0 | $ 0.2

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