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Summary of Significant Accounting Policies (Intangible Assets) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 25, 2020
Dec. 27, 2019
Finite-Lived Intangible Assets [Line Items]      
Amortization of Intangible Assets $ 17,900 $ 16,700 $ 15,500
Intangible Assets, Net (Excluding Goodwill) [Abstract]      
Total Other Intangible Assets, Gross 284,112 274,080  
Total Other Intangible Assets, Accumulated Amortization (124,843) (107,057)  
Total Other Intangible Assets, Foreign Currency Translation (9,529) (6,354)  
Total Other Intangible Assets, Net 149,740 160,669  
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]      
Estimated amortization expense 2022 17,893    
Estimated amortization expense 2023 16,949    
Estimated amortization expense 2024 15,394    
Estimated amortization expense 2025 14,823    
Estimated amortization expense 2026 7,959    
Estimated amortization expense thereafter 15,201    
Trade Names      
Indefinite-lived Intangible Assets [Line Items]      
Indefinite-Lived Trade Names 62,633 61,920  
Indefinite Lived Intangible Assets, Foreign Currency Translation (1,112) 188  
Indefinite Lived Intangible Assets, Net 61,521 62,108  
Customer Relationships      
Finite-Lived Intangible Assets [Line Items]      
Finite Lived Intangible Assets, Gross 194,505 186,073  
Finite Lived Intangible Assets, Accumulated Amortization (108,657) (93,832)  
Finite Lived Intangible Assets, Foreign Currency Translation Gain (Loss) (7,710) (6,004)  
Finite Lived Intangible Assets, Net $ 78,138 $ 86,237  
Finite Lived Intangible Assets, Weighted Average Useful Life 13 years 13 years  
Patents and Proprietary Technology      
Finite-Lived Intangible Assets [Line Items]      
Finite Lived Intangible Assets, Gross $ 26,074 $ 25,187  
Finite Lived Intangible Assets, Accumulated Amortization (15,734) (12,924)  
Finite Lived Intangible Assets, Foreign Currency Translation Gain (Loss) (707) (538)  
Finite Lived Intangible Assets, Net $ 9,633 $ 11,725  
Finite Lived Intangible Assets, Weighted Average Useful Life 10 years 10 years  
Trademarks, Trade Names and Other      
Finite-Lived Intangible Assets [Line Items]      
Finite Lived Intangible Assets, Gross $ 900 $ 900  
Finite Lived Intangible Assets, Accumulated Amortization (452) (301)  
Finite Lived Intangible Assets, Foreign Currency Translation Gain (Loss) 0 0  
Finite Lived Intangible Assets, Net $ 448 $ 599  
Finite Lived Intangible Assets, Weighted Average Useful Life 5 years 5 years