Annual report pursuant to Section 13 and 15(d)

Valuation And Qualifying Accounts (Tables)

v2.4.0.6
Valuation And Qualifying Accounts (Tables)
12 Months Ended
Dec. 31, 2011
Valuation and Qualifying Accounts [Abstract]  
Valuation allowance for deferred tax assets
         
    Valuation Allowance
for Deferred
Tax Assets
 

Balance at January 1, 2009

  $ 13,463  

Additions

    5,163  

Deductions

    (398
   

 

 

 

Balance at December 31, 2009

  $ 18,228  

Additions

    3,398  

Deductions

    (6,201
   

 

 

 

Balance at December 31, 2010

  $ 15,425  

Additions

    2,338  

Deductions

    (2,320
   

 

 

 

Balance at December 31, 2011

  $ 15,443