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, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Revenues	$ 4,228	$ 8,180	$ 18,323	$ 39,779
Revenue, Percentage	100.00%	100.00%	100.00%	100.00%
United States [Member]
Revenues	3,005	2,436	7,955	16,598
Revenue, Percentage	71.00%	30.00%	43.00%	42.00%
Europe / Africa [Member]
Revenues	376	1,231	3,062	3,792
Revenue, Percentage	9.00%	15.00%	17.00%	9.00%
Asia [Member]
Revenues	839	4,454	7,246	17,427
Revenue, Percentage	20.00%	54.00%	40.00%	44.00%
Rest of the World [Member]
Revenues	$ 8	$ 59	$ 60	$ 1,962
Revenue, Percentage	0.00%	1.00%	0.00%	5.00%