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Cover Page
Oct. 28, 2020
Cover [Abstract]  
Document Type 8-K
Document Period End Date Oct. 28, 2020
Entity Registrant Name MYR GROUP INC.
Entity Incorporation, State or Country Code DE
Entity File Number 1-08325
Entity Tax Identification Number 36-3158643
Entity Address, Address Line One 1701 Golf Road,
Entity Address, Address Line Two Suite 3-1012
Entity Address, City or Town Rolling Meadows,
Entity Address, State or Province IL
Entity Address, Postal Zip Code 60008
City Area Code 847
Local Phone Number 290-1891
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 MYRG
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Amendment Flag false
Entity Central Index Key 0000700923