Employee Benefit Plans (Net Pension Expense) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
U.S. Plans [Member]
Pension expense:
Service cost	$ 1.5	$ 1.6	$ 1.9
Interest cost	7.3	8.0	7.2
Expected return on plan assets	(10.2)	(10.4)	(9.4)
Amortization of prior service cost	0.0	0.1	0.1
Amortization of net loss	7.7	4.8	8.5
Amortization of transition obligation	0.0	0.0	0.0
Curtailment (gain) loss	0.0	(0.1)	0.0
Settlement (gain) loss	0.0	0.0	0.0
Net pension expense	6.3	4.0	8.3
Non-U.S. Plans [Member]
Pension expense:
Service cost	4.6	4.0	6.0
Interest cost	3.4	5.0	5.5
Expected return on plan assets	(2.4)	(3.0)	(2.7)
Amortization of prior service cost	0.7	0.9	1.2
Amortization of net loss	1.6	0.1	1.0
Amortization of transition obligation	0.0	0.2	0.1
Curtailment (gain) loss	0.0	0.3	0.0
Settlement (gain) loss	0.9	2.7	0.1
Net pension expense	$ 8.8	$ 10.2	$ 11.2