XML 32 R21.htm IDEA: XBRL DOCUMENT v3.4.0.3
Long-Term Investments (Tables)
3 Months Ended
Mar. 31, 2016
Investments, Debt and Equity Securities [Abstract]  
Summary of Available-for-Sale Securities

The following is a summary of available-for-sale securities (in thousands):

 

            Gross      Gross      Estimated  
            Unrealized      Unrealized      Fair  

March 31, 2016

   Cost      Gains      Losses      Value  

Failed Auction Security

   $ 3,000      $ —        $ 447      $ 2,553  
  

 

 

    

 

 

    

 

 

    

 

 

 
            Gross      Gross      Estimated  
            Unrealized      Unrealized      Fair  

December 31, 2015

   Cost      Gains      Losses      Value  

Failed Auction Security

   $ 3,000      $ —        $ 474      $ 2,526  

Brokered certificates of deposit

     340        —          —          340  
  

 

 

    

 

 

    

 

 

    

 

 

 
   $ 3,340      $ —        $ 474      $ 2,866  
  

 

 

    

 

 

    

 

 

    

 

 

 
Amortized Cost and Estimated Fair Value of Available-for-Sale Securities by Contractual Maturities

The amortized cost and estimated fair value of the available-for-sale security on March 31, 2016, by contractual maturity, is shown below (in thousands):

 

            Estimated  
     Cost      Fair Value  

Due in twenty to forty years

   $ 3,000      $ 2,553  
  

 

 

    

 

 

 
Rollforward of Credit (Gain) Loss Recognized in Earnings on Failed Auction Security

The following table represents a rollforward of the activity related to the credit loss recognized in earnings on the Failed Auction Security for the three months ended March 31 (in thousands):

 

     2016      2015  

Balance at the beginning of the period

   $ 72      $ 84  

Reductions in the amount related to credit gain for which other-than-temporary impairment was not previously recognized

     (4      (4
  

 

 

    

 

 

 

Balance at the end of the period

   $ 68      $ 80