CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Statement [Abstract]
Revenue	$ 9,778,038	$ 7,951,781	$ 6,320,975
Costs of revenue, excluding depreciation and amortization	8,586,333	6,805,735	5,270,879
Depreciation	371,240	345,612	258,841
Amortization of intangible assets	135,908	77,214	38,910
General and administrative expenses	559,437	306,970	302,981
Interest expense, net	112,255	53,413	59,629
Equity in earnings of unconsolidated affiliates, net	(28,836)	(33,830)	(29,738)
Loss on extinguishment of debt	0	0	5,569
Other income, net	(1,358)	(33,408)	(11,260)
Income before income taxes	43,059	430,075	425,164
Provision for income taxes	(9,171)	(99,346)	(102,465)
Net income	33,888	330,729	322,699
Net income (loss) attributable to non-controlling interests	534	1,898	(149)
Net income attributable to MasTec, Inc.	$ 33,354	$ 328,831	$ 322,848
Earnings per share (Note 2):
Basic earnings per share (in dollars per share)	$ 0.45	$ 4.54	$ 4.43
Basic weighted average common shares outstanding (in shares)	74,917	72,499	72,799
Diluted earnings per share (in dollars per share)	$ 0.42	$ 4.45	$ 4.38
Diluted weighted average common shares outstanding (in shares)	76,185	73,941	73,715