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Significant Accounting Policies (Concentration of Credit Risk Textuals) (Details) (USD $)
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Concentration Risk [Line Items]    
Allowance for Doubtful Accounts Receivable $ 0  
Sales Revenue
   
Concentration Risk [Line Items]    
Concentration Risk, Percentage 10.00%  
Customer [Member]
   
Concentration Risk [Line Items]    
Concentration Risk, Percentage 68.00% 92.00%