v3.26.1
Acquisitions, Goodwill And Other Intangible Assets (Schedule Of Other Intangible Assets) (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Acquired Intangible Assets    
Accumulated Amortization $ 360,208 $ 367,471
Intangible Assets, Gross (Excluding Goodwill) 746,694 770,039
Intangible Assets, Net (Excluding Goodwill) 386,486 402,568
Tradenames    
Acquired Intangible Assets    
Indefinite-Lived Intangible Assets 7,432 7,432
Customer relationships    
Acquired Intangible Assets    
Finite-Lived Intangible Assets, Gross 540,604 553,520
Accumulated Amortization 265,458 267,043
Net Balance $ 275,146 $ 286,477
Customer relationships | Minimum    
Acquired Intangible Assets    
Estimated Useful Life in Years 6 years 6 years
Customer relationships | Maximum    
Acquired Intangible Assets    
Estimated Useful Life in Years 20 years 20 years
Patents    
Acquired Intangible Assets    
Finite-Lived Intangible Assets, Gross $ 85,597 $ 95,119
Accumulated Amortization 53,175 60,163
Net Balance $ 32,422 $ 34,956
Patents | Minimum    
Acquired Intangible Assets    
Estimated Useful Life in Years 3 years 3 years
Patents | Maximum    
Acquired Intangible Assets    
Estimated Useful Life in Years 20 years 20 years
Tradenames    
Acquired Intangible Assets    
Finite-Lived Intangible Assets, Gross $ 108,920 $ 109,327
Accumulated Amortization 37,810 36,040
Net Balance $ 71,110 $ 73,287
Tradenames | Minimum    
Acquired Intangible Assets    
Estimated Useful Life in Years 3 years 3 years
Tradenames | Maximum    
Acquired Intangible Assets    
Estimated Useful Life in Years 20 years 20 years
Non-compete Agreements    
Acquired Intangible Assets    
Finite-Lived Intangible Assets, Gross $ 3,683 $ 4,183
Accumulated Amortization 3,536 4,005
Net Balance $ 147 $ 178
Non-compete Agreements | Minimum    
Acquired Intangible Assets    
Estimated Useful Life in Years 3 years 3 years
Non-compete Agreements | Maximum    
Acquired Intangible Assets    
Estimated Useful Life in Years 6 years 6 years
Other    
Acquired Intangible Assets    
Finite-Lived Intangible Assets, Gross $ 458 $ 458
Accumulated Amortization 229 220
Net Balance $ 229 $ 238
Other | Minimum    
Acquired Intangible Assets    
Estimated Useful Life in Years 2 years 2 years
Other | Maximum    
Acquired Intangible Assets    
Estimated Useful Life in Years 12 years 12 years