Income Taxes (Narrative) (Details) (USD $)	1 Months Ended	3 Months Ended	12 Months Ended					12 Months Ended		3 Months Ended	12 Months Ended
	Aug. 31, 2007 Rate	Dec. 31, 2013	Dec. 31, 2013 Rate	Dec. 31, 2012 Rate	Dec. 31, 2011 Rate	Dec. 31, 2013 Federal [Member]	Dec. 31, 2013 State [Member]	Dec. 31, 2013 Foreign [Member]	Dec. 31, 2013 Federal And State [Member]	Dec. 31, 2014 Minimum [Member]	Dec. 31, 2014 Maximum [Member]
Income Taxes [Line Items]
Federal statutory rate			35.00%	35.00%	35.00%
income tax benefit, related to worthless stock deduction		$ 375,300,000	$ (1,717,466,000)	$ 0	$ 0
Foreign Earnings Repatriated										700.0	800.0
Income Tax Expense (Benefit) repatriation			167,115,000	0	0
Repatriated of previously taxed income				86,400,000
Realization of foreign currency gain				17,700,000
Net operating loss carryforwards						986,500,000	1,600,000,000	37,800,000
Federal research tax credits						41,300,000	2,000,000
Alternative minimum tax credits		12,700,000	12,700,000
Tax-affected amount recorded in equity		70,100,000	70,100,000
Operating Loss Carryforwards, Date								2015 through 2017	2014 through 2033
Undistributed earnings of foreign subsidiaries		153.3	153.3
Impact of tax holiday on diluted earnings per share			$ 0.18	$ 0.11	$ 0.06
Unrecognized tax benefits, including penalties and interest, that would affect the Company's effective tax rate if realized		187,200,000	187,200,000
Debt Instruments, Discount Rate	8.50%		8.50%
Debt Instrument, Interest Rate, Stated Percentage			3.25%
Tax credit carryforward expiration			2014 through 2033
Tax expense related to foreign currency gain on distribution of previously taxed income				$ 6,207,000