Quarterly report pursuant to Section 13 or 15(d)

Cover Page

Cover Page - shares
9 Months Ended
Sep. 30, 2020
Oct. 27, 2020
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Sep. 30, 2020  
Document Transition Report false  
Entity File Number 000-22490  
Entity Registrant Name FORWARD AIR CORP  
Entity Incorporation, State or Country Code TN  
Entity Tax Identification Number 62-1120025  
Entity Address, Address Line One 1915 Snapps Ferry Road  
Entity Address, Address Line Two Building N  
Entity Address, City or Town Greeneville  
Entity Address, State or Province TN  
Entity Address, Postal Zip Code 37745  
City Area Code 423  
Local Phone Number 636-7000  
Title of 12(b) Security Common Stock, $0.01 par value  
Trading Symbol FWRD  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   27,507,750
Entity Central Index Key 0000912728  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2020  
Document Fiscal Period Focus Q3  
Amendment Flag false