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7. INTANGIBLE ASSETS (Tables)
12 Months Ended
Dec. 31, 2015
Goodwill and Intangible Assets Disclosure [Abstract]  
Intangible assets
        December 31, 2015   December 31, 2014 
    Useful Life (Years)   Gross   Accumulated Amortization   Net Book Value   Gross   Accumulated Amortization   Net Book Value 
Non-Amortizing:                                   
Kinergy tradename       $2,678   $   $2,678   $2,678   $   $2,678 
Amortizing:                                   
Customer relationships   10    4,741    (4,741)       4,741    (4,633)   108 
Total intangible assets, net       $7,419   $(4,741)  $2,678   $7,419   $(4,633)  $2,786