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OTHER LONG-TERM LIABILITIES (Tables)
 12 Months Ended
Dec. 31, 2011
OTHER LONG-TERM LIABILITIES [Abstract]  
Schedule of Other Assets and Other Liabilities [Table Text Block]
Other long-term liabilities at December 31, 2011 and 2010, consisted of the following (amounts in thousands):
 
2011
 
2010
Accrued pension liabilities
$
43,400

 
$
26,218

Supply agreement liability
19,470

 
—

Accrued employment liabilities
14,656

 
11,495

Other
3,543

 
3,555

 
$
81,069

 
$
41,268