Quarterly report pursuant to Section 13 or 15(d)

Income Taxes Income Taxes (Details)

v2.4.0.8
Income Taxes Income Taxes (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
Components of Income Tax Expense (Benefit) [Line Items]        
Income Tax Expense (Benefit) $ 23,726 $ (7,834) $ 77,809 $ (32,016)