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Fair Value Measurements (Tables)
 9 Months Ended
Sep. 30, 2013
Fair Value Disclosures [Abstract]  
Fair Value Measurements for Investments in Available-for-Sale Fixed Maturity and Equity Securities

The following table presents our fair value measurements for our investments in available-for-sale fixed maturity and equity securities at September 30, 2013:

 

            Fair Value Measurements Using  
     Fair Value      Quoted
Prices in  Active
Markets for
Identical Assets
(Level 1)		      Significant Other
Observable Inputs
(Level 2)		      Significant
Unobservable
Inputs  (Level 3)		  
     (in thousands)  

U.S. Treasury securities and obligations of U.S. government corporations and agencies

    $ 71,657       $ —         $ 71,657       $ —     

Obligations of states and political subdivisions

      402,954         —           402,954         —     

Corporate securities

      56,116         —           56,116         —     

Residential mortgage-backed securities

      139,082         —           139,082         —     

Equity securities

      13,400         7,994         5,406         —     
  

 

 

     

 

 

     

 

 

     

 

 

  

Totals

    $ 683,209       $ 7,994       $ 675,215       $ —     
  

 

 

     

 

 

     

 

 

     

 

 

  

The following table presents our fair value measurements for our investments in available-for-sale fixed maturity and equity securities at December 31, 2012:

 

            Fair Value Measurements Using  
     Fair Value      Quoted
Prices in  Active
Markets for
Identical Assets
(Level 1)		      Significant Other
Observable  Inputs
(Level 2)		      Significant
Unobservable
Inputs (Level 3)		  
     (in thousands)  

U.S. Treasury securities and obligations of U.S. government corporations and agencies

    $ 71,311       $ —         $ 71,311       $ —     

Obligations of states and political subdivisions

      416,987         —           416,987         —     

Corporate securities

      77,356         —           77,356         —     

Residential mortgage-backed securities

      128,856         —           128,856         —     

Equity securities

      8,757         5,366         3,391         —     
  

 

 

     

 

 

     

 

 

     

 

 

  

Totals

    $ 703,267       $ 5,366       $ 697,901       $ —