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Intangible Assets
9 Months Ended
Sep. 30, 2012
Goodwill and Intangible Assets Disclosure [Abstract]  
Intangible Assets
(6) Intangible Assets

 

Goodwill

 

Changes in the carrying amount of goodwill by reportable business segment for the nine months ended September 30, 2012 were as follows (in thousands):

 

          Professional     Sandy     Performance              
    Learning     & Technical     Training &     Readiness     Energy        
    Solutions     Services     Marketing     Group     Services     Total  
Net book value at Dec. 31, 2011                                                
Goodwill   $ 47,149     $ 37,480     $ 6,161     $ 9,795     $ 8,170     $ 108,755  
Accumulated  impairment losses     (2,079 )     (7,830 )     (5,508 )                 (15,417 )
Total     45,070       29,650       653       9,795       8,170       93,338  
Acquisitions     1,862                         340       2,202  
Foreign currency  translation     891                               891  
Net book value at Sept. 30, 2012                                                
Goodwill     49,902       37,480       6,161       9,795       8,510       111,848  
Accumulated  impairment losses     (2,079 )     (7,830 )     (5,508 )                 (15,417 )
Total   $ 47,823     $ 29,650     $ 653     $ 9,795     $ 8,510     $ 96,431  

 

Intangible Assets Subject to Amortization

 

Intangible assets with finite lives are subject to amortization over their estimated useful lives. The primary assets included in this category and their respective balances were as follows (in thousands):

 

    Gross Carrying     Accumulated     Net Carrying  
September 30, 2012   Amount     Amortization     Amount  
Customer relationships   $ 21,348     $ (9,004 )   $ 12,344  
Tradenames     791       (577 )     214  
Software and other     2,499       (1,171 )     1,328  
    $ 24,638     $ (10,752 )   $ 13,886  
                         
December 31, 2011                        
Customer relationships   $ 20,154     $ (6,229 )   $ 13,925  
Tradenames     791       (280 )     511  
Contract backlog     374       (367 )     7  
Software and other     1,589       (910 )     679  
    $ 22,908     $ (7,786 )   $ 15,122