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Business Segments
6 Months Ended
Jul. 02, 2011
Business Segments  
Business Segments
6. BUSINESS SEGMENTS
The Company has two strategic businesses that are reportable segments, Mechanical and Electrical (dollars in thousands):
                                                                 
    Mechanical Segment   Electrical Segment   Mechanical Segment   Electrical Segment
    Three Months Ended   Three Months Ended   Six Months Ended   Six Months Ended
    July 2, 2011   July 3, 2010   July 2, 2011   July 3, 2010   July 2, 2011   July 3, 2010   July 2, 2011   July 3, 2010
Net Sales
  $ 70,471     $ 61,391     $ 611,314     $ 522,790     $ 138,836     $ 111,464     $ 1,205,604     $ 980,035  
Income from Operations
    9,885       7,964       44,924       58,835       18,492       14,384       100,437       115,180  
% of Net Sales
    14.0 %     13.0 %     7.4 %     11.3 %     13.3 %     12.9 %     8.3 %     11.8 %
Goodwill at end of period
  $ 13,255     $ 8,855     $ 780,461     $ 677,493     $ 13,255     $ 8,855     $ 780,461     $ 677,493