Employee Benefit Plans (Fair Value Hierarchy for Pension and Postretirement Assets) (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Level 3 [Member]
Fair value of plan assets	$ 1.9	$ 2.3	$ 13.5
Pension Benefits U.S. Plans [Member]
Fair value of plan assets	506.5	531.1	529.2
Pension Benefits U.S. Plans [Member] | Domestic Equity [Member]
Fair value of plan assets	21.5	186.7
Pension Benefits U.S. Plans [Member] | International Equity [Member]
Fair value of plan assets	93.5	75.4
Pension Benefits U.S. Plans [Member] | Emerging Markets [Member]
Fair value of plan assets	25.7	43.4
Pension Benefits U.S. Plans [Member] | Total Equity Securities [Member]
Fair value of plan assets	140.7	305.5
Pension Benefits U.S. Plans [Member] | Corporate Bonds [Member]
Fair value of plan assets	208.1	154.0
Pension Benefits U.S. Plans [Member] | Government Securities [Member]
Fair value of plan assets	141.5	70.7
Pension Benefits U.S. Plans [Member] | Total Fixed Income Securities [Member]
Fair value of plan assets	349.6	224.7
Pension Benefits U.S. Plans [Member] | Cash [Member]
Fair value of plan assets	18.0	0.9
Pension Benefits U.S. Plans [Member] | Derivative [Member]
Fair value of plan assets	(1.8)
Pension Benefits U.S. Plans [Member] | Level 1 [Member]
Fair value of plan assets	18.0	0.9
Pension Benefits U.S. Plans [Member] | Level 1 [Member] | Domestic Equity [Member]
Fair value of plan assets	0	0
Pension Benefits U.S. Plans [Member] | Level 1 [Member] | International Equity [Member]
Fair value of plan assets	0	0
Pension Benefits U.S. Plans [Member] | Level 1 [Member] | Emerging Markets [Member]
Fair value of plan assets	0	0
Pension Benefits U.S. Plans [Member] | Level 1 [Member] | Total Equity Securities [Member]
Fair value of plan assets	0	0
Pension Benefits U.S. Plans [Member] | Level 1 [Member] | Corporate Bonds [Member]
Fair value of plan assets	0	0
Pension Benefits U.S. Plans [Member] | Level 1 [Member] | Government Securities [Member]
Fair value of plan assets	0	0
Pension Benefits U.S. Plans [Member] | Level 1 [Member] | Total Fixed Income Securities [Member]
Fair value of plan assets	0	0
Pension Benefits U.S. Plans [Member] | Level 1 [Member] | Cash [Member]
Fair value of plan assets	18.0	0.9
Pension Benefits U.S. Plans [Member] | Level 1 [Member] | Derivative [Member]
Fair value of plan assets	0
Pension Benefits U.S. Plans [Member] | Level 2 [Member]
Fair value of plan assets	488.5	530.2
Pension Benefits U.S. Plans [Member] | Level 2 [Member] | Domestic Equity [Member]
Fair value of plan assets	21.5	186.7
Pension Benefits U.S. Plans [Member] | Level 2 [Member] | International Equity [Member]
Fair value of plan assets	93.5	75.4
Pension Benefits U.S. Plans [Member] | Level 2 [Member] | Emerging Markets [Member]
Fair value of plan assets	25.7	43.4
Pension Benefits U.S. Plans [Member] | Level 2 [Member] | Total Equity Securities [Member]
Fair value of plan assets	140.7	305.5
Pension Benefits U.S. Plans [Member] | Level 2 [Member] | Corporate Bonds [Member]
Fair value of plan assets	208.1	154.0
Pension Benefits U.S. Plans [Member] | Level 2 [Member] | Government Securities [Member]
Fair value of plan assets	141.5	70.7
Pension Benefits U.S. Plans [Member] | Level 2 [Member] | Total Fixed Income Securities [Member]
Fair value of plan assets	349.6	224.7
Pension Benefits U.S. Plans [Member] | Level 2 [Member] | Cash [Member]
Fair value of plan assets	0	0
Pension Benefits U.S. Plans [Member] | Level 2 [Member] | Derivative [Member]
Fair value of plan assets	(1.8)
Pension Benefits Non-U.S. Plans [Member]
Fair value of plan assets	720.0	715.0	609.3
Pension Benefits Non-U.S. Plans [Member] | Domestic Equity [Member]
Fair value of plan assets	115.5	97.8
Pension Benefits Non-U.S. Plans [Member] | International Equity [Member]
Fair value of plan assets	316.8	354.8
Pension Benefits Non-U.S. Plans [Member] | Total Equity Securities [Member]
Fair value of plan assets	432.3	452.6
Pension Benefits Non-U.S. Plans [Member] | Corporate Bonds [Member]
Fair value of plan assets	106.2	100.8
Pension Benefits Non-U.S. Plans [Member] | Government Securities [Member]
Fair value of plan assets	138.1	137.1
Pension Benefits Non-U.S. Plans [Member] | Other Fixed Income Securities [Member]
Fair value of plan assets	28.8	11.0
Pension Benefits Non-U.S. Plans [Member] | Total Fixed Income Securities [Member]
Fair value of plan assets	273.1	248.9
Pension Benefits Non-U.S. Plans [Member] | Cash [Member]
Fair value of plan assets	12.7	11.2
Pension Benefits Non-U.S. Plans [Member] | Real Estate [Member]
Fair value of plan assets	1.0	1.2
Pension Benefits Non-U.S. Plans [Member] | Other [Member]
Fair value of plan assets	0.9	1.1
Pension Benefits Non-U.S. Plans [Member] | Total Other Securities [Member]
Fair value of plan assets	14.6	13.5
Pension Benefits Non-U.S. Plans [Member] | Level 1 [Member]
Fair value of plan assets	12.7	11.2
Pension Benefits Non-U.S. Plans [Member] | Level 1 [Member] | Domestic Equity [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 1 [Member] | International Equity [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 1 [Member] | Total Equity Securities [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 1 [Member] | Corporate Bonds [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 1 [Member] | Government Securities [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 1 [Member] | Other Fixed Income Securities [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 1 [Member] | Total Fixed Income Securities [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 1 [Member] | Cash [Member]
Fair value of plan assets	12.7	11.2
Pension Benefits Non-U.S. Plans [Member] | Level 1 [Member] | Real Estate [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 1 [Member] | Other [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 1 [Member] | Total Other Securities [Member]
Fair value of plan assets	12.7	11.2
Pension Benefits Non-U.S. Plans [Member] | Level 2 [Member]
Fair value of plan assets	705.4	701.5
Pension Benefits Non-U.S. Plans [Member] | Level 2 [Member] | Domestic Equity [Member]
Fair value of plan assets	115.5	97.8
Pension Benefits Non-U.S. Plans [Member] | Level 2 [Member] | International Equity [Member]
Fair value of plan assets	316.8	354.8
Pension Benefits Non-U.S. Plans [Member] | Level 2 [Member] | Total Equity Securities [Member]
Fair value of plan assets	432.3	452.6
Pension Benefits Non-U.S. Plans [Member] | Level 2 [Member] | Corporate Bonds [Member]
Fair value of plan assets	106.2	100.8
Pension Benefits Non-U.S. Plans [Member] | Level 2 [Member] | Government Securities [Member]
Fair value of plan assets	138.1	137.1
Pension Benefits Non-U.S. Plans [Member] | Level 2 [Member] | Other Fixed Income Securities [Member]
Fair value of plan assets	28.8	11.0
Pension Benefits Non-U.S. Plans [Member] | Level 2 [Member] | Total Fixed Income Securities [Member]
Fair value of plan assets	273.1	248.9
Pension Benefits Non-U.S. Plans [Member] | Level 2 [Member] | Cash [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 2 [Member] | Real Estate [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 2 [Member] | Other [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 2 [Member] | Total Other Securities [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 3 [Member]
Fair value of plan assets	1.9	2.3
Pension Benefits Non-U.S. Plans [Member] | Level 3 [Member] | Domestic Equity [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 3 [Member] | International Equity [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 3 [Member] | Total Equity Securities [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 3 [Member] | Corporate Bonds [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 3 [Member] | Government Securities [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 3 [Member] | Other Fixed Income Securities [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 3 [Member] | Total Fixed Income Securities [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 3 [Member] | Cash [Member]
Fair value of plan assets	0	0
Pension Benefits Non-U.S. Plans [Member] | Level 3 [Member] | Real Estate [Member]
Fair value of plan assets	1.0	1.2
Pension Benefits Non-U.S. Plans [Member] | Level 3 [Member] | Other [Member]
Fair value of plan assets	0.9	1.1
Pension Benefits Non-U.S. Plans [Member] | Level 3 [Member] | Total Other Securities [Member]
Fair value of plan assets	$ 1.9	$ 2.3