Employee Benefit Plans (Details 1) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Changes in plan assets:
Fair value of plan assets at end of year	$ 302.8	$ 276.8
Pension Plans, Defined Benefit [Member]
Pension and Postretirement Benefit Plans recognized in financial statements
Accumulated benefit obligation	367.3	406.3
Changes in projected benefit obligation:
Benefit obligation at beginning of year	413.9	368.8
Service cost	5.2	5.8	5.4
Interest cost	16.2	17.5	17.8
Plan participants' contributions	0	0
Amendments	0	0
Other	0.1	4.5
Actuarial (gain) loss	(39.4)	47.0
Effect of exchange rates	(0.7)	1.6
Divestiture	0	(10.4)
Settlements and curtailments	(1.6)	(1.7)
Benefits paid	(19.1)	(19.2)
Benefit obligation at end of year	374.6	413.9	368.8
Changes in plan assets:
Fair value of plan assets at beginning of year	276.8	242.5
Actual gain return on plan assets	37.4	32.1
Employer contribution	9.9	29.4
Plan participants' contributions	0	0
Effect of exchange rates	(0.6)	1.0
Divestiture	0	(7.3)
Plan settlements	(1.6)	(1.7)
Benefits paid	(19.1)	(19.2)
Fair value of plan assets at end of year	302.8	276.8	242.5
Funded status / net amount recognized	(71.8)	(137.1)
Net amount recognized consists of:
Current liability	(1.8)	(2.7)
Non-current liability	(70.0)	(134.4)
Net amount recognized	(71.8)	(137.1)
Other Postretirement Benefit Plans, Defined Benefit [Member]
Changes in projected benefit obligation:
Benefit obligation at beginning of year	7.6	19.9
Service cost	0	0.2	0.8
Interest cost	0.2	0.4	0.9
Plan participants' contributions	0.7	0.8
Amendments	0	(14.2)
Other	0	0
Actuarial (gain) loss	0	2.8
Effect of exchange rates	0	0
Divestiture	0	0
Settlements and curtailments	0	0
Benefits paid	(2.5)	(2.3)
Benefit obligation at end of year	6.0	7.6	19.9
Changes in plan assets:
Fair value of plan assets at beginning of year	0	0
Actual gain return on plan assets	0	0
Employer contribution	1.8	1.5
Plan participants' contributions	0.7	0.8
Effect of exchange rates	0	0
Divestiture	0	0
Plan settlements	0	0
Benefits paid	(2.5)	(2.3)
Fair value of plan assets at end of year	0	0	0
Funded status / net amount recognized	(6.0)	(7.6)
Net amount recognized consists of:
Current liability	(1.4)	(1.5)
Non-current liability	(4.6)	(6.1)
Net amount recognized	$ (6.0)	$ (7.6)