v3.22.2.2
Cover Page
Sep. 16, 2022
Cover Page [Abstract]  
Document Type 8-K
Document Period End Date Sep. 16, 2022
Entity Incorporation, State or Country Code NV
Entity File Number 000-15087
Entity Tax Identification Number 93-0926999
Entity Address, Address Line One 901 HEARTLAND WAY,
Entity Address, City or Town NORTH LIBERTY,
Entity Address, State or Province IA
Entity Address, Postal Zip Code 52317
City Area Code 319
Local Phone Number 626-3600
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, $0.01 par value
Trading Symbol HTLD
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Entity Registrant Name HEARTLAND EXPRESS, INC
Entity Central Index Key 0000799233
Amendment Flag false