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Goodwill and Other Intangible Assets (Tables)
12 Months Ended
Dec. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Goodwill [Table Text Block]
20212020
Balance at beginning of year$550,270 $535,979 
Goodwill acquired103,882 6,169 
Foreign currency translation(5,530)8,122 
Balance at year end$648,622 $550,270 
Schedule Of Finite Lived And Indefinite Lived Intangible Assets By Major Class [Table Text Block]
 20212020
Gross
Amount
Accumulated
Amortization
Intangibles, NetGross
Amount
Accumulated
Amortization
Intangibles, Net
Customer relationships$282,470 $(79,782)$202,688 $201,445 $(68,319)$133,126 
Proven technology and patents115,680 (56,305)59,375 78,312 (52,138)26,174 
Tradenames (finite life)8,206 (3,731)4,475 4,896 (3,444)1,452 
Tradenames (indefinite life)35,949 — 35,949 35,595 — 35,595 
Other10,641 (5,678)4,963 5,215 (4,777)438 
 $452,946 $(145,496)$307,450 $325,463 $(128,678)$196,785