Acquisitions (Tables)

12 Months Ended

Dec. 31, 2013

Business Combinations [Abstract]

Business Acquisition Purchase Price Allocation Assets Acquired and Liabilities Assumed

This allocation requires the significant use of estimates and is based on information that was available to management at the time these consolidated financial statements were prepared (in thousands).

	2013			2012
	All Acquisitions			All Acquisitions
Consideration:
Value of Quanta common stock issued	$	88,895		$	37,291
Cash paid		341,064			68,507
Fair value of total consideration transferred	$	429,959		$	105,798
Current assets	$	193,895		$	20,516
Property and equipment		60,988			18,821
Other assets		1,009			123
Identifiable intangible assets		55,124			17,931
Current liabilities		(127,430	)		(10,008	)
Deferred tax liabilities, net		(4,083	)		(6,173	)
Other long-term liabilities		(5,350	)		(191	)
Total identifiable net assets		174,153			41,019
Goodwill		255,806			64,779
	$	429,959		$	105,798

Unaudited Supplemental Pro Forma Results of Operations

Future results may vary significantly from the results reflected in the following pro forma financial information because of future events and transactions, as well as other factors (in thousands, except per share amounts):

	Year Ended December 31,
	2013		2012		2011
Revenues	$	6,947,284	$	6,477,648	$	4,378,213
Gross profit	$	1,144,024	$	1,060,370	$	613,047
Selling, general and administrative expenses	$	531,342	$	478,184	$	359,514
Amortization of intangible assets	$	31,361	$	52,339	$	39,252
Net income from continuing operations	$	454,311	$	344,925	$	143,423
Net income from continuing operations attributable to common stock	$	434,923	$	328,898	$	131,522
Earnings per share from continuing operations attributable to common stock — basic and diluted	$	2.00	$	1.52	$	0.61