Defined Benefit Pension Plans (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016		Sep. 30, 2015
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
Service cost	$ 1.2	$ 1.0	$ 3.6		$ 3.1
Interest cost	3.3	3.4	10.1		10.2
Expected return on plan assets	(3.3)	(3.8)	(10.0)		(11.4)
Amortization of prior service cost 1	0.1	0.1	0.3	[1]	0.3
Amortization of net loss 1	1.4	1.7	4.1	[1]	5.2
Net periodic pension cost	2.7	2.4	8.1		7.4
Loss due to settlement	$ 0.0	$ 0.4	0.0		0.4
Pension Expense			8.1		$ 7.8
Pension Contributions			6.7
Minimum [Member]
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
Defined Benefit Plans, Estimated Future Employer Contributions in Current Fiscal Year			1.0
Maximum [Member]
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
Defined Benefit Plans, Estimated Future Employer Contributions in Current Fiscal Year			$ 3.0

[1] The amounts reclassified from accumulated other comprehensive income (loss) are included in the computation of net periodic pension cost; see Note 14 for additional details. The net periodic pension cost is included in Cost of sales and Selling and administrative expense in the Consolidated Statements of Income.