v2.4.0.6
Schedule II - Valuation And Qualifying Accounts
 12 Months Ended
Dec. 31, 2011
Schedule II - Valuation And Qualifying Accounts [Abstract]  
Schedule II - Valuation And Qualifying Accounts

 

SUPPLEMENTAL INFORMATION

Valuation and Qualifying Accounts—Schedule II

 

                                 
     (Amounts in thousands)  
     Balance,
beginning
of year		      Additions
charged to
operations		      Deletions
from
Reserve		      Balance,
end
of year		  

Allowance for doubtful accounts:

                                    

Year ended December 31, 2011

    $ 197       $ —       $ 100       $ 97   

Year ended December 31, 2010

      590         263         656         197   

Year ended December 31, 2009

      429         444         283         590