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v3.25.1

Segmental Information - Reconciliation of Consolidated Segment Income (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 30, 2025 | Mar. 31, 2024
Segment Reporting Information [Line Items] |  |
Net sales | $ 97.0 | $ 89.4
Cost of goods sold | (75.6) | (71.0)
Amortization | (2.4) | (2.4)
Share-based compensation charges | (0.9) | (0.6)
Restructuring charges | (0.1) | (0.7)
Acquisition and disposal related costs | 0.0 | (0.2)
Defined benefit pension credit | 0.6 | 0.3
Income before income taxes | 7.4 | 3.8
Gas Cylinders |  |
Segment Reporting Information [Line Items] |  |
Net sales | 41.1 | 45.4
Elektron |  |
Segment Reporting Information [Line Items] |  |
Net sales | 49.4 | 37.7
Graphic Arts |  |
Segment Reporting Information [Line Items] |  |
Net sales | 6.5 | 6.3
Operating Segments |  |
Segment Reporting Information [Line Items] |  |
Net sales | 97.0 | 89.4
Manufacturing fixed costs | (16.6) | (16.5)
Cost of goods sold | (59.0) | (54.5)
Other segment items | (12.6) | (11.8)
Adjusted EBITDA | 8.8 | 6.6
Amortization | (0.2) | (0.2)
Share-based compensation charges | (0.9) | (0.6)
Restructuring charges | (0.1) | (0.7)
Acquisition and disposal related costs |  | (0.2)
Defined benefit pension credit | 0.6 | 0.3
Interest expense, net | (0.8) | (1.4)
Income before income taxes | 7.4 | 3.8
Operating Segments | Gas Cylinders |  |
Segment Reporting Information [Line Items] |  |
Net sales | 41.1 | 45.4
Manufacturing fixed costs | (7.5) | (7.6)
Cost of goods sold | (28.0) | (30.1)
Other segment items | (3.8) | (4.4)
Adjusted EBITDA | 1.8 | 3.3
Amortization | (0.8) | (0.8)
Restructuring charges | (0.1) | (0.5)
Operating Segments | Elektron |  |
Segment Reporting Information [Line Items] |  |
Net sales | 49.4 | 37.7
Manufacturing fixed costs | (7.2) | (6.8)
Cost of goods sold | (27.5) | (20.1)
Other segment items | (7.4) | (5.8)
Adjusted EBITDA | 7.3 | 5.0
Amortization | (1.6) | (1.6)
Restructuring charges | 0.0 | (0.2)
Operating Segments | Graphic Arts |  |
Segment Reporting Information [Line Items] |  |
Net sales | 6.5 | 6.3
Manufacturing fixed costs | (1.9) | (2.1)
Cost of goods sold | (3.5) | (4.3)
Other segment items | (1.4) | (1.6)
Adjusted EBITDA | (0.3) | (1.7)
Amortization | 0.0 | 0.0
Restructuring charges | 0.0 | 0.0
Intersegment eliminations |  |
Segment Reporting Information [Line Items] |  |
Net sales | $ 0.1 | $ 0.3

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