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16. Commitments and Contingencies (Tables)
 12 Months Ended
Dec. 31, 2015
Commitments and Contingencies Disclosure [Abstract]  
Future aggregate minimum lease obligations under operating leases
Years ending December 31,      
2016     112  
2017     20  
2018     15  
 Total   $ 147  
Total rental expense
    Years ending December 31,  
    2016     2017     2018  
Minimum rentals   $ 112     $ 20     $ 15  
Less: Sublease rentals     (92 )     -       -  
Total   $ 20     $ 20     $ 15