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8. NOTES PAYABLE (Details - Minimum capital lease payments) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Debt Disclosure [Abstract]    
2014 $ 3,365  
2015 1,564  
2016 1,224  
2017 187  
Total minimum payments 6,340  
Amount representing interest (486)  
Present value of net minimum lease payments 5,854  
Less current portion (3,075) (3,942)
Long-term portion $ 2,779 $ 3,753