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Intangible Assets and Acquisitions (Tables)
9 Months Ended
Sep. 30, 2011
Intangible Assets and Acquisitions (Tables) [Abstract] 
Amortizable Intangible Assets
        September 30, 2011 December 31, 2010
      Avg. Gross    Gross   
      Life Carrying Accumulated Carrying Accumulated
      (years) Amount Amortization Amount Amortization
                   
   Non-compete agreements …3 $6,096 $6,087 $6,094 $6,057
   Customer relationships ……2  68,928  64,784  67,811  62,224
   Vendor relationships……….11  7,538  426    
     Total …………………  $82,562 $71,297 $73,905 $68,281
Estimated Amortization Expense
   Estimated
   Amortization Expense
 2011…………………………………………………………………………………… $1,103 
 2012……………………………………………………………………………………  3,528 
 2013……………………………………………………………………………………  800 
 2014……………………………………………………………………………………  568 
 2015……………………………………………………………………………………  568 
 Thereafter………………………………………………………………………………  4,698 
 Total…………………………………………………………………………………… $11,265 
Changes in Recorded Goodwill
 A summary of the changes in recorded goodwill follows (in thousands):
    September 30,  December 31,  
    2011  2010  
            
 Balance as of January 1, ………………………………$1,320,467  $1,268,684  
  Additions from acquisitions ………………………… 3,170   55,922  
  Goodwill related to stores sold or closed……………. (229)   (4,320) (1) 
  Post purchase price allocation adjustments ………… 1,944   181  
   Balance as of the end of the period ……………….$1,325,352  $1,320,467  

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 (1)Includes $1.8 million of goodwill impairment related to the discontinuation of our financial services business.