Restructuring and Other Expense - Schedule of Restructuring and Other Expense (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended					23 Months Ended	12 Months Ended		15 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2012 2011 Corporate Strategy Restructuring Program	Dec. 31, 2011 2011 Corporate Strategy Restructuring Program	Dec. 31, 2012 2011 Corporate Strategy Restructuring Program	Dec. 31, 2013 2012 Global Processing Improvement Restructuring Program	Dec. 31, 2012 2012 Global Processing Improvement Restructuring Program	Dec. 31, 2013 2012 Global Processing Improvement Restructuring Program
Restructuring Cost and Reserve [Line Items]
Severance and related	$ 2.1	$ 16.9	$ 7.0			$ 13.4			$ 17.6
Lease termination costs	0.7	0.6	3.3			3.5			0.8
Other	2.4	2.2	1.1		0.9				3.3
Total restructuring	5.2	19.7	11.4	4.2	10.2		6.8	14.9
Loss on settlement of pension plan (UK)	10.6	0	0
Gain on sale of fixed assets held for sale	(9.8)	(0.7)	0
Acquisition and integration related costs	2.8	3.7	2.6
Pension settlement/curtailment	2.1	2.4	2.5		(0.3)
Contingent consideration fair value adjustment	(0.6)	(8.6)	0
Intangible asset abandonment	0	1.9	0
Asset disposals	0	0	7.0
Other	1.0	2.7	(2.0)
Total	11.3	21.1	21.5
Severance related to discontinued operations	$ 1.6