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Long-Term Debt (Tables)
 3 Months Ended
Mar. 31, 2013
Long-Term Debt [Abstract]  
Long-term debt

Long-term debt consisted of the following:

 

    March 31,     December 31,  
    2013     2012  
    (In thousands)  
Credit Agreement:                
Term loan   $ 57,750     $ 57,750  
Revolving credit facility     —       —  
Secured debt of affiliate     1,078       1,078  
      58,828       58,828  
Amounts payable within one year     —       —  
    $ 58,828     $ 58,828