6. LONG-TERM DEBT (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Debt Disclosure [Abstract]
Secured credit agreement - Whitney Bank	$ 3,873	$ 2,909
Capital lease obligations	146	707
Total long-term debt	4,019	3,616
Less: Current portion of long-term debt	(1,880)	(680)
Long-term debt, net of current portion	$ 2,139	$ 2,936