Other Balance Sheet Accounts (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Other Current Liabilities
Accrued compensation	$ 74.2	$ 84.5
Income tax payable	29.0	44.8
Customer volume rebates	33.5	32.5
Pension liabilities	14.3	14.0
Accrued Chapter 11 reorganization expenses	6.4	6.6
Accrued commissions	6.4	12.9
Restructuring liability	5.2	3.0
Fair value of currency forward and commodity contracts	11.3	5.5
Deferred tax liability	0.6	0.6
Other accrued liabilities	108.4	102.9
Total Other Current Liabilities	$ 289.3	$ 307.3