Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2014

Earnings Per Share [Line Items]

Schedule of Earnings Per Share Information

The following table provides details underlying the Company’s earnings per share calculations for the periods indicated (in thousands):

	For the Years Ended December 31,
	2014			2013			2012
Net income attributable to MasTec:
Net income, continuing operations - basic (a)	$	122,375		$	147,492		$	116,639
Interest expense, net of tax, 2009 Convertible Notes	181			315			311
Net income, continuing operations - diluted	$	122,556		$	147,807		$	116,950
Net loss from discontinued operations - basic and diluted (a)	(6,452		)	(6,542		)	(9,213		)
Net income attributable to MasTec - diluted	$	116,104		$	141,265		$	107,737
Weighted average shares outstanding:
Weighted average shares outstanding - basic	79,953			76,923			78,275
Dilutive common stock equivalents	813			777			883
Dilutive premium shares, 2011 Convertible Notes	4,971			6,395			2,118
Dilutive shares, 2009 Convertible Notes	459			806			806
Weighted average shares outstanding - diluted	86,196			84,901			82,082

(a) Calculated as total net income (loss) less amounts attributable to non-controlling interests.

2011 Convertible Notes [Member]

Earnings Per Share [Line Items]

Schedule of Convertible Note Premium Share Information

The calculations underlying the number of premium shares included in the Company’s diluted share count for the periods indicated are as follows (in thousands, except per share amounts):

	As of and for the Years Ended December 31,
	2013				2012
Premium Share Information:	2011 4.0% Notes		2011 4.25% Notes		2011 4.0% Notes		2011 4.25% Notes
Number of conversion shares, principal amount	6,683		6,268		6,683		6,268
Per share price, actual average	$	30.86	$	30.86	$	18.68	$	18.68
Premium value	$	100,911	$	96,423	$	19,494	$	20,064
Premium shares	3,270		3,125		1,044		1,074