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Restructuring charges, separation costs and impairment charges - Additional Information (Details) - USD ($) | 3 Months Ended | 9 Months Ended | 25 Months Ended
--- | --- | --- | ---
Sep. 28, 2025 | Mar. 29, 2025 | Sep. 28, 2025 | Sep. 29, 2024 | Sep. 28, 2025
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Goodwill impairment charge | $ 100,000,000 |  | $ 108,117,000 | $ 2,110,000 |
Separation costs | 16,027,000 |  | 32,144,000 |  |
2023 Footprint realignment plan |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring expenses | 600,000 |  | 2,100,000 |  | $ 4,800,000
Aggregate restructuring charges |  |  |  |  | 3,200,000
Restructuring reserve | 2,700,000 |  | 2,700,000 |  | 2,700,000
Minimum | 2023 Footprint realignment plan |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Capital expenditures, expected cash outlays | 2,000,000 |  | 2,000,000 |  | 2,000,000
Maximum | 2023 Footprint realignment plan |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Capital expenditures, expected cash outlays | 3,000,000 |  | 3,000,000 |  | $ 3,000,000
Titan SGS |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Goodwill impairment charge | $ 100,000,000 | $ 0 | 100,000,000 |  |
Certain Leased Facilities |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Goodwill impairment charge |  |  | $ 8,100,000 | $ 2,100,000 |

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