Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Income Statement [Abstract]
Revenue	$ 2,584,659	$ 1,954,400
Costs of revenue, excluding depreciation and amortization	2,359,494	1,733,316
Depreciation	107,247	85,194
Amortization of intangible assets	41,944	25,589
General and administrative expenses	163,914	145,390
Interest expense, net	52,693	16,041
Equity in earnings of unconsolidated affiliates, net	(9,152)	(6,777)
Other (income) expense, net	(6,201)	3,754
Loss before income taxes	(125,280)	(48,107)
Benefit from income taxes	44,734	13,148
Net loss	(80,546)	(34,959)
Net (loss) income attributable to non-controlling interests	(6)	19
Net loss attributable to MasTec, Inc.	$ (80,540)	$ (34,978)
Loss per share (Note 2):
Basic earnings per share (in dollars per share)	$ (1.05)	$ (0.47)
Diluted earnings per share (in dollars per share)	$ (1.05)	$ (0.47)
Basic weighted average common shares outstanding (in shares)	76,984	74,789
Diluted weighted average common shares outstanding (in shares)	76,984	74,789