Future Minimum Rental Commitments (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Operating Lease Obligations [Line Items]
Future Minimum Payments Due in One Year	$ 24.3
Future Minimum Payments Due in Two Years	15.5
Future Minimum Payments Due in Three Years	10.1
Future Minimum Payments Due in Four Years	5.5
Future Minimum Payments Due in Five Years	1.6
Future Minimum Payments Due in More Than Five Years	0.3
Total Future Minimum Payments Due	57.3
Future rental commitments for discontinued operations	2.7
Rent expense for non-cancelable operating leases	$ 29.8	$ 30.7	$ 30.5
Minimum [Member]
Operating Lease Obligations [Line Items]
Operating lease term, years	1 year
Maximum [Member]
Operating Lease Obligations [Line Items]
Operating lease term, years	7 years