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OPERATING SEGMENT DATA (Details 2) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Dec. 31, 2012
Segment reporting information    
ASSETS $ 1,038,123 $ 1,034,462
Freight Transportation
   
Segment reporting information    
ASSETS 550,612 550,676
Premium Logistics & Expedited Freight Services
   
Segment reporting information    
ASSETS 221,344 222,280
Domestic & Global Transportation Management
   
Segment reporting information    
ASSETS 23,418 15,437
Emergency & Preventative Maintenance
   
Segment reporting information    
ASSETS 21,128 18,413
Household Goods Moving Services
   
Segment reporting information    
ASSETS 25,611 21,754
Other and eliminations
   
Segment reporting information    
ASSETS $ 196,010 $ 205,902