Geographic Information (Narrative) (Details)	3 Months Ended	6 Months Ended	3 Months Ended		6 Months Ended			12 Months Ended
	Jun. 30, 2014 Net Sales [Member] One Customer [Member]	Jun. 30, 2014 Net Sales [Member] One Customer [Member]	Jun. 30, 2014 Net Sales [Member] Two Customers [Member] customer	Jun. 30, 2013 Net Sales [Member] Two Customers [Member] customer	Jun. 30, 2014 Net Sales [Member] Two Customers [Member] customer	Jun. 30, 2013 Net Sales [Member] Two Customers [Member] customer	Jun. 30, 2014 Accounts Receivable [Member] Two Customers [Member] customer	Dec. 31, 2013 Accounts Receivable [Member] Two Customers [Member] customer
Revenue, Major Customer [Line Items]
Number of customers			1	2	1	2	2	2
Percentage of sales and/or receivables	39.00%	40.00%		34.00%		37.00%	27.00%	34.00%