Benefit Plans (Textuals) (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Defined Benefit Plan Disclosure [Line Items]
401 (k) plan contributions	$ 4.0	$ 3.7	$ 3.5
Fair value of pension plan assets	284.7	251.0
Accumulated benefit obligation	355.4	358.4
Expected contribution to the plan	16.0
Assumed healthcare cost trend rate, benefit obligation	7.50%
Ultimate healthcare cost trend rate, benefit obligation	5.00%
Effect of one percentage point increase on benefit obligation	0.4
Effect of one percentage point decrease on benefit obligation	0.4
Assumed healthcare cost trend rate, net periodic benefit cost	8.00%
Ultimate healthcare cost trend rate, net periodic benefit cost	5.00%
Effect of one percentage point increase on service and interest cost	0.1
Effect of one percentage point decrease on service and interest cost	0.1
Pension Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Net curtailment gain in restructuring	0	0	0.2
Settlement loss	0	0	(0.8)
Fair value of pension plan assets	284.7	251.0	213.3
Actuarial net loss that will be amortized from accumulated other comprehensive loss	4.9
Transition obligation that will be amortized from accumulated other comprehensive loss	0.1
Prior service credit that will be amortized from accumulated other comprehensive loss	1.3
Discount rate	4.82%	4.07%
Rate of compensation increase	4.37%	4.39%
Long-term rate of return on assets	7.12%	7.37%	7.59%
U.S. Qualified Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Expected contribution to the plan	13.1
International Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Fair value of pension plan assets	28.5	22.9
Accumulated benefit obligation	56.6	51.8
Expected contribution to the plan	2.0
Discount rate	3.92%	3.93%
Rate of compensation increase	2.80%	2.80%
U.S. Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	5.00%	4.10%
Rate of compensation increase	4.50%	4.50%
Percentage of global plan assets	90.00%
Long-term rate of return on assets	7.25%	7.50%	7.75%
U.S. SERP Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Expected contribution to the plan	0.9
Other Retirement Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Net curtailment gain in restructuring	0	0	0
Settlement loss	0	0	0
Fair value of pension plan assets	0	0	0
Expected contribution to the plan	$ 0.7
Discount rate	4.55%	3.50%