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Goodwill
6 Months Ended
Jun. 30, 2011
Goodwill [Abstract]  
GOODWILL
NOTE 15: GOODWILL
Changes in the carrying amount of goodwill by reportable segment from December 31, 2010 to June 30, 2011 are summarized below:
 
GOODWILL                              
in thousands   Aggregates     Concrete     Asphalt mix     Cement     Total  
 
                             
 
Gross Carrying Amount
                                       
Total as of December 31, 2010
    $3,005,383       $0       $91,633       $252,664       $3,349,680  
 
                             
Goodwill of acquired businesses
    0       0       0       0       0  
 
                             
Total as of June 30, 2011
    $3,005,383       $0       $91,633       $252,664       $3,349,680  
 
                             
 
Accumulated Impairment Losses
                                       
Total as of December 31, 2010
    $0       $0       $0       ($252,664 )     ($252,664 )
 
                             
Goodwill impairment loss
    0       0       0       0       0  
 
                             
Total as of June 30, 2011
    $0       $0       $0       ($252,664 )     ($252,664 )
 
                             
 
Goodwill, net of Accumulated
Impairment Losses
                                       
Total as of December 31, 2010
    $3,005,383       $0       $91,633       $0       $3,097,016  
 
                             
Total as of June 30, 2011
    $3,005,383       $0       $91,633       $0       $3,097,016