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Intangible Assets - Other Intangible Assets (Details) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 26, 2025 | Dec. 27, 2024
Finite Life |  |
Accumulated amortization | $ (170,205) | $ (155,701)
Indefinite Life |  |
Total Cost | 434,739 | 404,488
Total Foreign Currency Translation | 6,559 | (15,481)
Total Book Value | 271,093 | 233,306
Trade Names |  |
Indefinite Life |  |
Cost | 101,231 | 95,091
Indefinite-lived Intangible Assets, Foreign Currency Translation Gain (Loss) | 7,039 | (2,118)
Book value | 108,270 | 92,973
Customer Relationships |  |
Finite Life |  |
Cost | 290,256 | 270,910
Accumulated amortization | (159,346) | (143,689)
Foreign currency translation | (1,686) | (12,102)
Book value | $ 129,224 | $ 115,119
Weighted average life in years | 14 years | 14 years
Patents and Proprietary Technology |  |
Finite Life |  |
Cost | $ 37,805 | $ 34,731
Accumulated amortization | (9,494) | (10,534)
Foreign currency translation | 1,206 | (1,182)
Book value | $ 29,517 | $ 23,015
Weighted average life in years | 9 years | 9 years
Trademarks, Trade Names and Other |  |
Finite Life |  |
Cost | $ 5,447 | $ 3,756
Accumulated amortization | (1,365) | (1,478)
Foreign currency translation | 0 | (79)
Book value | $ 4,082 | $ 2,199
Weighted average life in years | 2 years | 3 years

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