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FINANCIAL INSTRUMENTS (Tables)
9 Months Ended
Sep. 30, 2013
Fair Value Disclosures [Abstract]  
Cash and Cash Equivalents and Investments from Continuing Operations

Cash and cash equivalents from our continuing operations consist of the following as of September 30, 2013 and December 31, 2012 (dollars in thousands):

 

     September 30,
2013
     December 31,
2012
 

Cash

   $ 19,062       $ 112,759   

Money market funds

     11,862         121   
  

 

 

    

 

 

 

Cash and cash equivalents, unrestricted

     30,924         112,880   
  

 

 

    

 

 

 

Restricted cash

     12,564         97,878   
  

 

 

    

 

 

 

Total cash and cash equivalents

   $ 43,488       $ 210,758   
  

 

 

    

 

 

 
Restricted Cash Balances

Restricted cash balances as of September 30, 2013 and December 31, 2012 are comprised of (dollars in thousands):

 

     September 30,
2013
     December 31,
2012
 

Cash collateral for amounts under:

     

Credit Agreement

   $ —         $ 88,000   

Letters of credit

     12,564         7,376   

Funds restricted for legal matter

     —           2,502   
  

 

 

    

 

 

 

Total restricted cash

   $ 12,564       $ 97,878   
  

 

 

    

 

 

 
Investments from Continuing Operations

Investments from our continuing operations consist of the following as of September 30, 2013 and December 31, 2012 (dollars in thousands):

 

     September 30, 2013  
            Gross Unrealized        
     Cost      Gain      (Loss)     Fair Value  

Short-term investments (available for sale):

          

U.S. Treasury bills

   $ 52,202       $ 8       $ —        $ 52,210   

Long-term investments (available for sale):

          

Municipal bond

     7,850         —           (468     7,382   
  

 

 

    

 

 

    

 

 

   

 

 

 

Total investments (available for sale)

   $ 60,052       $ 8       $ (468   $ 59,592   
  

 

 

    

 

 

    

 

 

   

 

 

 
     December 31, 2012  
            Gross Unrealized        
     Cost      Gain      (Loss)     Fair Value  

Short-term investments (available for sale):

          

U.S. Treasury bills

   $ 63,879       $ 4       $ (7   $ 63,876   

Long-term investments (available for sale):

          

Municipal bond

     7,850         —           (468     7,382   
  

 

 

    

 

 

    

 

 

   

 

 

 

Total investments (available for sale)

   $ 71,729       $ 4       $ (475   $ 71,258   
  

 

 

    

 

 

    

 

 

   

 

 

 
Investments Measured at Fair Value on Recurring Basis

Investments measured at fair value on a recurring basis subject to the disclosure requirements of FASB ASC Topic 820 at September 30, 2013 and December 31, 2012 were as follows (dollars in thousands):

 

     As of September 30, 2013  
     Level 1      Level 2      Level 3      Total  

U.S. Treasury bills

   $ 52,210       $ —         $ —         $ 52,210   

Municipal bond

     —           —           7,382         7,382   
  

 

 

    

 

 

    

 

 

    

 

 

 

Totals

   $ 52,210       $ —         $ 7,382       $ 59,592   
  

 

 

    

 

 

    

 

 

    

 

 

 
     As of December 31, 2012  
     Level 1      Level 2      Level 3      Total  

U.S. Treasury bills

   $ 63,876       $ —         $ —         $ 63,876   

Municipal bond

     —           —           7,382         7,382   
  

 

 

    

 

 

    

 

 

    

 

 

 

Totals

   $ 63,876       $ —         $ 7,382       $ 71,258   
  

 

 

    

 

 

    

 

 

    

 

 

 
Assets Measured at Fair Value on Recurring Basis Using Significant Unobservable Inputs (Level 3)

The following table presents a rollforward of our assets measured at fair value on a recurring basis using significant unobservable inputs (Level 3) as defined in FASB ASC Topic 820 for the year to date ended September 30, 2013 (dollars in thousands):

 

Balance at December 31, 2012

   $ 7,382   

Unrealized gain (loss)

     —     
  

 

 

 

Balance at September 30, 2013

   $ 7,382