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Note 3 - Segment Information (Tables)
3 Months Ended
Mar. 31, 2015
Segment Reporting [Abstract]  
Schedule of Segment Reporting Information, by Segment [Table Text Block]

(in thousands)

 

Three months ended

March 31,

 
   

2015

   

2014

 

Total Revenues:

               

Truckload

  $ 157,250     $ 150,254  

Other

    9,966       10,703  
                 

Total

  $ 167,216     $ 160,957  
                 

Operating Income (Loss):

               

Truckload

  $ 14,131     $ 451  

Other

    337       541  

Unallocated Corporate Overhead

    (4,425 )     (638 )
                 

Total

  $ 10,043     $ 354