Other Balance Sheet Accounts (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Other Current Liabilities
Accrued compensation	$ 56.6	$ 84.5
Income tax payable	41.3	44.8
Customer volume rebates	22.8	32.5
Pension liabilities	13.8	14.0
Accrued Chapter 11 reorganization expenses	8.2	6.6
Accrued commissions	5.6	12.9
Restructuring liability	2.4	3.0
Fair value of currency forward and commodity contracts	0.6	5.5
Deferred tax liability	0.6	0.6
Other accrued liabilities	87.0	102.9
Total Other Current Liabilities	$ 238.9	$ 307.3