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Goodwill and Other Intangibles Amortizable Intangibles (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2016
Jan. 02, 2016
Finite-Lived Intangible Assets [Line Items]    
Gross carrying value $ 155.6 $ 155.4
Accumulated amortization 71.8 58.1
Amortizable intangibles, net 83.8 97.3
Customer relationships [Member]    
Finite-Lived Intangible Assets [Line Items]    
Gross carrying value 100.5 100.5
Accumulated amortization 21.6 16.7
Amortizable intangibles, net $ 78.9 $ 83.8
Average remaining life (years) 16 years 17 years
Licensing arrangements [Member]    
Finite-Lived Intangible Assets [Line Items]    
Gross carrying value $ 28.8 $ 28.8
Accumulated amortization 27.6 22.0
Amortizable intangibles, net $ 1.2 $ 6.8
Average remaining life (years) 1 year 1 year
Developed product technology [Member]    
Finite-Lived Intangible Assets [Line Items]    
Gross carrying value $ 14.9 $ 14.9
Accumulated amortization 12.7 9.8
Amortizable intangibles, net $ 2.2 $ 5.1
Average remaining life (years) 1 year 2 years
Other Intangible Assets [Member]    
Finite-Lived Intangible Assets [Line Items]    
Gross carrying value $ 11.4 $ 11.2
Accumulated amortization 9.9 9.6
Amortizable intangibles, net $ 1.5 $ 1.6
Average remaining life (years) 3 years 3 years