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Operations and Summary of Significant Accounting Policies - Accumulated Amortization of Acquired Intangible Assets (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Finite-lived Intangible Assets [Roll Forward]      
Finite-lived intangible assets, accumulated amortization, beginning of period $ 522.5 $ 467.9  
Amortization of intangibles 59.5 61.1 $ 64.7
Sale of a joint venture   (2.4)  
Foreign currency translation 10.3 (4.1)  
Finite-lived intangible assets, accumulated amortization, end of period 592.3 522.5 467.9
Trademarks and Trade Names      
Finite-lived Intangible Assets [Roll Forward]      
Finite-lived intangible assets, accumulated amortization, beginning of period 83.3 73.4  
Amortization of intangibles 10.1 11.0  
Sale of a joint venture   (0.5)  
Foreign currency translation 2.0 (0.6)  
Finite-lived intangible assets, accumulated amortization, end of period 95.4 83.3 73.4
Customer relationships      
Finite-lived Intangible Assets [Roll Forward]      
Finite-lived intangible assets, accumulated amortization, beginning of period 347.4 310.8  
Amortization of intangibles 39.9 40.1  
Sale of a joint venture   (1.2)  
Foreign currency translation 3.0 (2.3)  
Finite-lived intangible assets, accumulated amortization, end of period 390.3 347.4 310.8
Patents and Technology      
Finite-lived Intangible Assets [Roll Forward]      
Finite-lived intangible assets, accumulated amortization, beginning of period 88.7 80.7  
Amortization of intangibles 9.4 9.9  
Sale of a joint venture   (0.7)  
Foreign currency translation 5.1 (1.2)  
Finite-lived intangible assets, accumulated amortization, end of period 103.2 88.7 80.7
Land Use Rights      
Finite-lived Intangible Assets [Roll Forward]      
Finite-lived intangible assets, accumulated amortization, beginning of period 3.1 3.0  
Amortization of intangibles 0.1 0.1  
Sale of a joint venture   0.0  
Foreign currency translation 0.2 0.0  
Finite-lived intangible assets, accumulated amortization, end of period $ 3.4 $ 3.1 $ 3.0