6. LONG-TERM DEBT (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Debt Disclosure [Abstract]
Secured credit agreement - Whitney Bank	$ 1,943	$ 2,909
Capital lease obligations	131	707
Total long-term debt	2,074	3,616
Less: Current portion of long-term debt	(156)	(680)
Long-term debt, net of current portion	$ 1,918	$ 2,936