Income Taxes (Income Tax Provision) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Income Taxes [Abstract]      
Federal $ 0 $ 0 $ 727
State, net of Federal tax benefit 0 0 0
Foreign (25,638) (63,982) (176,748)
Total current income tax Provision (25,638) (63,982) (176,021)
Federal (1,846) (1,310) 895
State, net of Federal tax benefit (205) (146) 100
Foreign (46,402) (380,614) 16,882
Total deferred income tax provision (48,453) (382,070) 17,877
Income tax provision $ (74,091) $ (446,052) $ (158,144)