Cover Page - shares	6 Months Ended
	Jun. 30, 2023	Jul. 21, 2023
Cover [Abstract]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Jun. 30, 2023
Document Transition Report	false
Entity File Number	1-08325
Entity Registrant Name	MYR GROUP INC.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	36-3158643
Entity Address, Address Line One	12121 Grant Street,
Entity Address, Address Line Two	Suite 610
Entity Address, City or Town	Thornton,
Entity Address, State or Province	CO
Entity Address, Postal Zip Code	80241
City Area Code	303
Local Phone Number	286-8000
Title of 12(b) Security	Common Stock, $0.01 par value
Trading Symbol	MYRG
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 (in shares)		16,709,534
Amendment Flag	false
Document Fiscal Year Focus	2023
Document Fiscal Period Focus	Q2
Entity Central Index Key	0000700923
Current Fiscal Year End Date	--12-31