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Employee Benefit Plans - Reconciliation of the Changes in Benefit Obligation, the Changes in Plan Assets, and the Funded Status (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Change in Plan Assets      
Fair value of plan assets, beginning of year $ 340.8    
Fair value of plan assets, end of year 150.4 $ 340.8  
US Pension Plans      
Change in Benefit Obligation      
Benefit obligation, beginning of year 218.5 235.9  
Distribution of MFS (62.4) 0.0  
Service cost 0.0 0.0 $ 0.0
Interest cost 6.8 9.4 10.3
Participant contributions 0.0 0.0  
Medicare subsidies received 0.0 0.0  
Plan settlements 0.0 0.0  
Net transfer out 0.0 0.0  
Actuarial (gain) loss 0.9 (15.2)  
Currency translation adjustment 0.0 0.0  
Benefit payments (8.2) (11.6)  
Benefit obligation, end of year 155.6 218.5 235.9
Change in Plan Assets      
Fair value of plan assets, beginning of year 143.9 160.0  
Distribution of MFS (34.1) 0.0  
Actual return on plan assets 6.4 (5.8)  
Employer contributions 0.6 1.3  
Participant contributions 0.0 0.0  
Medicare subsidies received 0.0 0.0  
Currency translation adjustment 0.0 0.0  
Benefit payments (8.2) (11.6)  
Fair value of plan assets, end of year 108.6 143.9 $ 160.0
Funded status (47.0) (74.6)  
Amounts recognized in the Consolidated Balance sheet at December 31      
Pension asset 0.0 0.0  
Pension obligation (47.0) (74.6)  
Postretirement medical and other benefit obligations 0.0 0.0  
Net amount recognized $ (47.0) $ (74.6)  
Weighted-Average Assumptions      
Discount rate (as a percent) 4.20% 4.50%  
Expected return on plan assets (as a percent) 5.50% 5.80% 6.00%
Non-US Pension Plans      
Change in Benefit Obligation      
Benefit obligation, beginning of year $ 252.5 $ 279.5  
Distribution of MFS (170.4) 0.0  
Service cost 1.7 2.6 $ 2.4
Interest cost 2.5 8.9 11.3
Participant contributions 0.0 0.1  
Medicare subsidies received 0.0 0.0  
Plan settlements 0.0 0.0  
Net transfer out 0.0 (0.3)  
Actuarial (gain) loss 11.0 (9.7)  
Currency translation adjustment (9.9) (15.4)  
Benefit payments (4.6) (13.2)  
Benefit obligation, end of year 82.8 252.5 279.5
Change in Plan Assets      
Fair value of plan assets, beginning of year 196.9 214.0  
Distribution of MFS (147.8) 0.0  
Actual return on plan assets 2.7 1.5  
Employer contributions 2.2 5.1  
Participant contributions 0.0 0.1  
Medicare subsidies received 0.0 0.0  
Currency translation adjustment (7.6) (10.3)  
Benefit payments (4.6) (13.2)  
Fair value of plan assets, end of year 41.8 196.9 $ 214.0
Funded status (41.0) (55.6)  
Amounts recognized in the Consolidated Balance sheet at December 31      
Pension asset 0.0 0.0  
Pension obligation (41.0) (55.6)  
Postretirement medical and other benefit obligations 0.0 0.0  
Net amount recognized $ (41.0) $ (55.6)  
Weighted-Average Assumptions      
Discount rate (as a percent) 2.10% 3.50%  
Expected return on plan assets (as a percent) 4.00% 3.60% 4.50%
Rate of compensation increase (as a percent) 2.40% 3.90%  
Postretirement Health and Other      
Change in Benefit Obligation      
Benefit obligation, beginning of year $ 51.8 $ 57.0  
Distribution of MFS (10.1) 0.0  
Service cost 0.3 0.4 $ 0.4
Interest cost 1.7 2.0 2.1
Participant contributions 1.9 2.4  
Medicare subsidies received 0.2 0.2  
Plan settlements 0.0 0.0  
Net transfer out 0.0 0.0  
Actuarial (gain) loss 1.8 (2.0)  
Currency translation adjustment 0.0 (0.2)  
Benefit payments (6.0) (8.0)  
Benefit obligation, end of year 41.6 51.8 57.0
Change in Plan Assets      
Fair value of plan assets, beginning of year 0.0 0.0  
Distribution of MFS 0.0 0.0  
Actual return on plan assets 0.0 0.0  
Employer contributions 3.9 5.4  
Participant contributions 1.9 2.4  
Medicare subsidies received 0.2 0.2  
Currency translation adjustment 0.0 0.0  
Benefit payments (6.0) (8.0)  
Fair value of plan assets, end of year 0.0 0.0 $ 0.0
Funded status (41.6) (51.8)  
Amounts recognized in the Consolidated Balance sheet at December 31      
Pension asset 0.0 0.0  
Pension obligation 0.0 0.0  
Postretirement medical and other benefit obligations (41.6) (51.8)  
Net amount recognized $ (41.6) $ (51.8)  
Weighted-Average Assumptions      
Discount rate (as a percent) 3.80% 4.10%  
Rate of compensation increase (as a percent)   1.50%