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Note 15 - Segment Information (Tables)
9 Months Ended
Sep. 30, 2012
Schedule of Segment Reporting Information, by Segment [Table Text Block]
 
 
Year Ended December 31, 2012
 
 
Truckload
   
 
Solutions
   
Unallocated
Corporate
Overhead
   
 
Consolidated
 
Revenue
  $ 647,986     $ 33,250     $ -     $ 681,236  
Intersegment revenue
    -       (6,982 )     -       (6,982 )
Operating income (loss)
    34,185       (741 )     (10,235 )     23,209  
Depreciation and amortization
    42,015       26       1,181       43,222  
Total assets
    363,223       11,963       25,046       400,232  
Capital expenditures (proceeds), net
    (14,093 )     -       939       (13,154 )
                                 
Year Ended December 31, 2011
                               
Revenue
  $ 625,252     $ 33,526     $ -     $ 658,778  
Intersegment revenue
    -       (6,151 )     -       (6,151 )
Operating income (loss) (1)
    10,438       1,687       (13,186 )     (1,061 )
Depreciation and amortization
    44,825       24       1,425       46,274  
Total assets
    405,699       6,138       27,988       439,825  
Capital expenditures, net
    49,210       -       1,531       50,741  
                                 
Year Ended December 31, 2010
                               
Revenue
  $ 610,291     $ 46,053     $ -     $ 656,344  
Intersegment revenue
    -       (6,595 )     -       (6,595 )
Operating income (loss)
    35,390       1,462       (10,844 )     26,008  
Depreciation and amortization
    50,821       23       963       51,807  
Goodwill at carrying value
    11,539       -       -       11,539  
Total assets
    391,510       6,983       42,686       441,179  
Capital expenditures, net
    81,316       2       954       82,272