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9. COMMITMENTS AND CONTINGENCIES (Tables)
12 Months Ended
Dec. 31, 2013
Commitments and Contingencies Disclosure [Abstract]  
Schedule of operating lease payments
   Facilities   Equipment   Total 
2014  $45,608   $6,892   $52,500 
2015   39,538    6,448    45,986 
2016   33,754    6,332    40,086 
2017   28,231    4,990    33,221 
2018   21,201    1,740    22,941 
Thereafter   66,331        66,331 
   $234,663   $26,401   $261,064