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COMMITMENTS AND CONTINGENCIES (Tables)
12 Months Ended
Dec. 31, 2012
COMMITMENTS AND CONTINGENCIES  
Schedule of the Company's obligation for payments under leases

The Company's obligations for payments under these leases and equipment purchases are as follows at December 31, 2012 (in thousands):

2013

  $ 64,639  

2014

    56,397  

2015

    52,927  

2016

    15,956  

2017

    11,369  

Thereafter

    27,816  
       

Total obligations under operating leases

  $ 229,104