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Income Taxes (Details 2) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Income Taxes Details 2    
Beginning Balance      
Additions based on tax positions related to current year      
Additions for tax positions of prior years      
Reductions for tax positions of prior years      
Reductions in benefit due to income tax expense      
Ending Balance