UNAUDITED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Total	Preferred Stock	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Income (Loss)	Retained Earnings	MYR Group Inc. Stockholders' Equity	Noncontrolling Interest
Balance, beginning of period at Dec. 31, 2020	$ 429,292	$ 0	$ 167	$ 158,618	$ 23	$ 270,480	$ 429,288	$ 4
Balance, beginning of period (in shares) at Dec. 31, 2020			16,734
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	19,928					19,928	19,928
Stock issued under compensation plans, net	110		$ 1	109			110
Stock issued under compensation plans, net (in shares)			123
Stock-based compensation expense	1,487			1,487			1,487
Shares repurchased	(2,618)			(2,231)		(387)	(2,618)
Shares repurchased (in shares)			(41)
Other comprehensive income	253				253		253
Stock issued - other	12			12			12
Stock issued - other (in shares)			1
Balance, end of period at Mar. 31, 2021	448,464	0	$ 168	157,995	276	290,021	448,460	4
Balance, end of period (in shares) at Mar. 31, 2021			16,817
Balance, beginning of period at Dec. 31, 2021	519,102	0	$ 168	163,754	173	355,007	519,102	0
Balance, beginning of period (in shares) at Dec. 31, 2021			16,871
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	20,688					20,688	20,688
Stock issued under compensation plans, net	4		$ 2	2			4
Stock issued under compensation plans, net (in shares)			193
Stock-based compensation expense	1,624			1,624			1,624
Shares repurchased	(6,791)			(6,124)		(667)	(6,791)
Shares repurchased (in shares)			(69)
Other comprehensive income	1,651				1,651		1,651
Balance, end of period at Mar. 31, 2022	$ 536,278	$ 0	$ 170	$ 159,256	$ 1,824	$ 375,028	$ 536,278	$ 0
Balance, end of period (in shares) at Mar. 31, 2022			16,995