Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2016

Quarterly Financial Information Disclosure [Abstract]

Consolidated Operating Results by Quarter

The table below sets forth the unaudited consolidated operating results by quarter for the years ended December 31, 2016 and 2015 (in thousands, except per share information).


	For the Three Months Ended
	March 31,		June 30,		September 30,		December 31,
2016:
Revenues	$	1,713,737	$	1,792,430	$	2,042,186	$	2,102,966
Gross profit		203,313		200,217		302,582		307,688
Net income		20,859		16,729		74,152		88,358
Net income attributable to common stock		20,496		16,562		73,742		87,583
Net income from continuing operations attributable to common stock		20,496		16,562		73,137		88,530
Earnings per share from continuing operations attributable to common stock — basic and diluted	$	0.13	$	0.11	$	0.47	$	0.57
2015:
Revenues	$	1,861,386	$	1,872,340	$	1,939,438	$	1,899,272
Gross profit		237,906		227,505		235,215		223,039
Net income (loss)		58,185		49,565		218,956		(4,882	)
Net income (loss) attributable to common stock		53,484		46,109		216,388		(5,074	)
Net income (loss) from continuing operations attributable to common stock		47,689		32,007		43,176		(2,586	)
Earnings (loss) per share from continuing operations attributable to common stock — basic and diluted	$	0.22	$	0.15	$	0.23	$	(0.02	)