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Acquisitions and Divestitures (Components of Intangible Assets Included as Part of Acquisition) (Details) - USD ($)
$ in Millions
12 Months Ended
Jan. 30, 2015
Dec. 31, 2016
Customer Relationships    
Business Acquisition [Line Items]    
Weighted Average Amortization Period (Years)   15 years
Technology    
Business Acquisition [Line Items]    
Weighted Average Amortization Period (Years)   11 years
Power Transmission Solutions    
Business Acquisition [Line Items]    
Weighted Average Amortization Period (Years) 16 years 8 months 12 days  
Gross Value $ 526.3  
Intangible Assets 648.2  
Power Transmission Solutions | Trademarks    
Business Acquisition [Line Items]    
Trade Names $ 121.9  
Power Transmission Solutions | Customer Relationships    
Business Acquisition [Line Items]    
Weighted Average Amortization Period (Years) 17 years  
Gross Value $ 462.8  
Power Transmission Solutions | Technology    
Business Acquisition [Line Items]    
Weighted Average Amortization Period (Years) 14 years 6 months  
Gross Value $ 63.5