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Valuation and Qualifying Accounts
 12 Months Ended
Dec. 31, 2010
Valuation and Qualifying Accounts  
Valuation and Qualifying Accounts

 

13.  Valuation and Qualifying Accounts

 

Our valuation and qualifying accounts as of December 31, 2010, 2009 and 2008 are as follows:

 

Allowance for doubtful accounts

 

Balance at
Beginning of
Year

 

Charged to
Costs and
Expenses

 

Deductions

 

Balance at
End of Year

 

 

 

(In thousands)

 

For the years ended:

 

 

 

 

 

 

 

 

 

December 31, 2010

 

$

16,372

 

$

115,478

 

$

(102,200

)

$

29,650

 

December 31, 2009

 

$

15,207

 

$

112,025

 

$

(110,860

)

$

16,372

 

December 31, 2008

 

$

14,019

 

$

98,629

 

$

(97,441

)

$

15,207