Earnings Per Share (Tables)

3 Months Ended

Mar. 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 Three Months Ended March 31,
	2014			2013
Net income attributable to MasTec:
Net income, continuing operations - basic (a)	$	16,145		$	19,317
Interest expense, net of tax, 2009 Convertible Notes	78			77
Net income, continuing operations - diluted	$	16,223		$	19,394
Net loss from discontinued operations - basic and diluted (a)	(122		)	(947		)
Net income attributable to MasTec - diluted	$	16,101		$	18,447
Weighted average shares outstanding:
Weighted average shares outstanding - basic	77,345			76,608
Dilutive common stock equivalents	850			785
Dilutive premium shares, 2011 Convertible Notes	7,621			5,895
Dilutive shares, 2009 Convertible Notes	806			806
Weighted average shares outstanding - diluted	86,622			84,094

(a) Calculated as total net income 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 Three Months Ended March 31,
	2014				2013
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
Weighted average actual per share price	$	37.96	$	37.96	$	28.68	$	28.68
Weighted average premium value	$	148,360	$	140,925	$	86,316	$	82,735
Weighted average equivalent premium shares	3,909		3,712		3,010		2,885