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Segment Information (Tables)
9 Months Ended
Sep. 30, 2012
Segment Reporting [Abstract]  
Summary Of Segment Information
The following table summarizes our segment information (in thousands):
 
 
Three Months Ended
 September 30,
 
Nine Months Ended
 September 30,
 
2012
 
2011
 
2012
 
2011
Revenues
 
 
 
 
 
 
 
Truckload Transportation Services
$
420,003

 
$
428,565

 
$
1,270,381

 
$
1,270,855

Value Added Services
82,490

 
76,635

 
243,268

 
211,435

Other
2,872

 
3,274

 
9,410

 
9,185

Corporate
1,139

 
1,113

 
3,633

 
3,438

Total
$
506,504

 
$
509,587

 
$
1,526,692

 
$
1,494,913

Operating Income
 
 
 
 
 
 
 
Truckload Transportation Services
$
36,659

 
$
45,715

 
$
113,097

 
$
114,745

Value Added Services
3,779

 
4,074

 
12,067

 
11,203

Other
402

 
545

 
1,761

 
(1,077
)
Corporate
965

 
(268
)
 
1,395

 
(596
)
Total
$
41,805

 
$
50,066

 
$
128,320

 
$
124,275