Income Taxes Income Taxes - Operating Loss Carryforwards (Details) (USD $)	3 Months Ended	12 Months Ended
	Jun. 30, 2012	Dec. 31, 2012	Dec. 31, 2012 Non-U.S. Tax Jurisdiction	Dec. 31, 2011 Non-U.S. Tax Jurisdiction
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards			$ 42,400,000
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration			35,400,000
Deferred Tax Assets, Operating Loss Carryforwards, Not Subject to Expiration			7,000,000
Operating Loss Carryforwards, Valuation Allowance			700,000
Deferred Tax Assets, Operating Loss Carryforwards			2,500,000
Deferred Tax Assets, Operating Loss Carryforwards, State and Local		490,700,000
Income Tax Holiday, Aggregate Dollar Amount			26,700,000	21,800,000
Foreign Tax Credits		146,100,000
Unremitted foreign earnings		(13,400,000)
Impact of change in repatriation assertion	9,000,000	7,500,000
Deferred tax liability, unremitted foreign earnings, portion relating to current year earnings		5,900,000
Undistributed Earnings of Foreign Subsidiaries		$ 2,100,000,000