Condensed Unaudited Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Income Statement [Abstract]
Revenue	$ 974,225	$ 1,003,268
Costs of revenue, excluding depreciation and amortization	884,401	886,414
Depreciation and amortization	39,008	42,598
General and administrative expenses	60,048	74,030
Interest expense, net	12,158	10,973
Equity in (earnings) losses of unconsolidated affiliates	(3,066)	585
Other income, net	(13,356)	(592)
Loss before income taxes	(4,968)	(10,740)
Benefit from income taxes	2,087	4,352
Net loss	(2,881)	(6,388)
Net loss attributable to non-controlling interests	(189)	(125)
Net loss attributable to MasTec, Inc.	$ (2,692)	$ (6,263)
Earnings per share (Note 2):
Basic loss per share	$ (0.03)	$ (0.08)
Basic weighted average common shares outstanding	80,156	82,397
Diluted loss per share	$ (0.03)	$ (0.08)
Diluted weighted average common shares outstanding	80,156	82,397