Concentration Risk (Details) (Customer Concentration Risk [Member])
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2014
Sales [Member]
Customer One [Member]
customer
Jun. 30, 2013
Sales [Member]
Customer One [Member]
customer
Jun. 30, 2014
Sales [Member]
Customer One [Member]
customer
Jun. 30, 2013
Sales [Member]
Customer One [Member]
customer
Jun. 30, 2014
Accounts Receivable [Member]
Customer One [Member]
customer
Dec. 31, 2013
Accounts Receivable [Member]
Customer Two [Member]
customer
Concentration Risk [Line Items]            
Concentration risk, number of customers 1 1 1 1 1 1
Concentration risk, percentage, period 34.00% 19.00% 33.00% 19.00%    
Concentration risk, percentage         16.00% 15.00%