Basis of Presentation Reclassifications (Details) - USD ($) $ in Millions	Sep. 30, 2015	Dec. 31, 2014
Prior Period Reclassifications [Line Items]
Trade receivables	$ 461.8	$ 496.3
Prepaid expenses and other current assets	141.6	168.6
Deferred charges and other assets	43.2	48.4
Accounts payable	348.7	268.2
Employee-related liabilities	90.6	90.8
Long-term Debt and Capital Lease Obligations	$ 1,293.6	1,311.6
As Reported [Member]
Prior Period Reclassifications [Line Items]
Trade receivables		566.1
Prepaid expenses and other current assets		98.8
Deferred charges and other assets		52.7
Accounts payable		272.4
Employee-related liabilities		86.6
Long-term Debt and Capital Lease Obligations		1,315.9
Reclassification [Member]
Prior Period Reclassifications [Line Items]
Trade receivables		(69.8)
Prepaid expenses and other current assets		69.8
Deferred charges and other assets		(4.3)
Accounts payable		(4.2)
Employee-related liabilities		4.2
Long-term Debt and Capital Lease Obligations		(4.3)
As Reclassified [Member]
Prior Period Reclassifications [Line Items]
Trade receivables		496.3
Prepaid expenses and other current assets		168.6
Deferred charges and other assets		48.4
Accounts payable		268.2
Employee-related liabilities		90.8
Long-term Debt and Capital Lease Obligations		$ 1,311.6