Pension Plans and Other Postretirement Benefit Plans (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Net Periodic Benefit Cost
Amortization of prior service cost		$ 0		$ 0
Defined contribution retirement plan
Percentage that the employer contributes of employee contributions under 401(k) plan	100.00%
Maximum percentage of employee compensation match by employer to defined contribution plan	6.00%
Costs related to defined contribution retirement plan	3.2	3.3	9.9	9.9
U.S. qualified pension plans
Net Periodic Benefit Cost
Service cost	6.3	5.4	18.9	16.1
Interest cost	12.9	14.0	38.9	42.0
Expected return on plan assets	(17.0)	(15.8)	(51.0)	(47.4)
Amortization of prior service cost	0.2	0.2	0.6	0.6
Amortization of net deferred actuarial loss	9.5	8.9	28.5	26.7
Net periodic benefit cost	11.9	12.7	35.9	38.0
Defined benefit plan, employer accelerated contribution approved by Bankruptcy Court	50		50
Non-U.S. pension plans
Net Periodic Benefit Cost
Service cost	2.8	2.2	8.2	6.7
Interest cost	5.1	5.3	15.3	16.1
Expected return on plan assets	(3.4)	(3.7)	(10.4)	(11.1)
Amortization of prior service cost	0		0
Amortization of net deferred actuarial loss	1.8	1.1	5.9	3.5
Net periodic benefit cost	6.3	4.9	19.0	15.2
Postretirement Benefits Other Than Pensions
Net Periodic Benefit Cost
Service cost	0	0	0.1	0.1
Interest cost	0.5	0.6	1.6	1.9
Expected return on plan assets	0	0	0	0
Amortization of prior service cost	0	0	0	0
Amortization of net deferred actuarial loss	0.2	0.2	0.4	0.5
Net periodic benefit cost	$ 0.7	$ 0.8	$ 2.1	$ 2.5