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Income Taxes (Details)
3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Income Tax Disclosure [Abstract]        
Effective income tax rate 23.30% 6.80% 49.50% 10.80%
Federal statutory income tax rate 35.00% 35.00% 35.00% 35.00%