Income Taxes Components of Current Deferred Tax Assets and Liabilities (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Deferred Tax Assets, Net, Current	$ 34.9	$ 11.3
Deferred Tax Liabilities, Unrealized Currency Transaction Gains	(1.4)	(10.2)
Deferred Tax Assets (Liabilities), Net, Current	33.5	1.4
Deferred Tax Assets, Current [Member]
Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Benefits	16.9	15.3
Deferred Tax Assets, Inventory	12.6	6.4
Deferred Tax Assets, Other	15.5	11.8
Deferred Tax Assets, Valuation Allowance, Current	(10.1)	(21.9)
Deferred Tax Assets, Net, Current	$ 34.9	$ 11.6