Summary Of Significant Accounting Policies (Concentration of Customers and Suppliers) (Details)	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Major customers
Number of major customers	3	2
Revenue [Member] | Customer Concentration Risk [Member] | Customer A [Member]
Major customers
Concentration risk, percentage of total net revenues	35.00%	49.00%
Revenue [Member] | Customer Concentration Risk [Member] | Customer B [Member]
Major customers
Concentration risk, percentage of total net revenues	7.00%	1.00%
Revenue [Member] | Customer Concentration Risk [Member] | Customer C [Member]
Major customers
Concentration risk, percentage of total net revenues	18.00%	15.00%
Revenue [Member] | Customer Concentration Risk [Member] | Customer D [Member]
Major customers
Concentration risk, percentage of total net revenues	17.00%	7.00%