Quarterly report pursuant to Section 13 or 15(d)

Document And Entity Information

v2.4.0.8
Document And Entity Information
6 Months Ended
Jun. 30, 2014
Aug. 06, 2014
Document And Entity Information [Abstract]    
Entity Registrant Name OLD DOMINION FREIGHT LINE INC/VA  
Entity Central Index Key 0000878927  
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jun. 30, 2014  
Document Fiscal Year Focus 2014  
Document Fiscal Period Focus Q2  
Trading Symbol ODFL  
Current Fiscal Year End Date --12-31  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding   86,164,917