Annual report pursuant to Section 13 and 15(d)

Allowance For Uncollectible Accounts

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Allowance For Uncollectible Accounts
12 Months Ended
Dec. 31, 2011
Allowance For Uncollectible Accounts [Abstract]  
Allowance For Uncollectible Accounts

13. Allowance for Uncollectible Accounts

The following table summarizes the activity and ending balances in the allowance for uncollectible accounts:

 

     Beginning of
Year Balance
     Additions and
Expenses
     Deductions      End of Year
Balance
 
     (In thousands)  

Year ended December 31:

           

2011

   $ 9,769       $ 12,320       $ 11,397       $ 10,692   

2010

     8,262         7,607         6,100         9,769   

2009

     9,976         4,724         6,438         8,262