Income Taxes Text (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Income Tax Contingency [Line Items]
Accumulated deficit	$ (753,477,000)	$ (698,704,000)
Deferred Tax Assets, Valuation Allowance	159,200,000	128,200,000
Deferred Tax Assets, Operating Loss Carryforwards, State and Local	17,800,000
Deferred Tax Assets, Tax Credit Carryforwards	36,000,000
Deferred Tax Assets, Operating Loss Carryforwards, Foreign	499,500,000
Unrecognized Tax Benefits that Would Impact Effective Tax Rate	39,300,000	3,200,000	0
Income Tax Examination, Penalties and Interest Expense	2,300,000
Unrecognized Tax Benefits, possible decrease, next 12 months	10,200,000
Undistributed Earnings of Foreign Subsidiaries	$ 326,000,000