Operating Segments and Related Information Net Sales and Revenues by Geographic Area (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Net sales and revenues	$ 3,741	$ 4,154	$ 11,672	$ 10,966
Revenue, Percentage	100.00%	100.00%	100.00%	100.00%
United States
Net sales and revenues	2,270	3,042	6,957	7,576
Revenue, Percentage	61.00%	73.00%	60.00%	69.00%
Europe / Africa
Net sales and revenues	778	238	1,585	1,664
Revenue, Percentage	21.00%	6.00%	13.00%	15.00%
Asia
Net sales and revenues	667	874	2,895	1,509
Revenue, Percentage	18.00%	21.00%	25.00%	14.00%
Rest of the World
Net sales and revenues	$ 26	$ 0	$ 235	$ 217
Revenue, Percentage	0.00%	0.00%	2.00%	2.00%