Foreign Revenues (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
Hong Kong [Member]
Foreign revenues [Abstract]
Total foreign revenues	$ 158	$ 247	$ 442	$ 1,268
China [Member]
Foreign revenues [Abstract]
Total foreign revenues	539	954	2,155	2,735
Malaysia [Member]
Foreign revenues [Abstract]
Total foreign revenues	674	884	2,354	3,272
Thailand [Member]
Foreign revenues [Abstract]
Total foreign revenues			513	894
All other foreign countries [Member]
Foreign revenues [Abstract]
Total foreign revenues	910	897	2,059	1,827
Total Foreign Countries [Member]
Foreign revenues [Abstract]
Total foreign revenues	$ 2,281	$ 2,982	$ 7,523	$ 9,996