Business Segment Information (Tables)

12 Months Ended

Dec. 31, 2014

Segment Reporting [Abstract]

Schedule of Segment Reporting Information

Summarized segment information is as follows (in thousands):

Years Ended December 31,	Construction		Large Project Construction		Construction Materials			Total
2014
Total revenue from reportable segments	$	1,186,445	$	825,044	$	385,392		$	2,396,881
Elimination of intersegment revenue	—		—		(121,611		)	(121,611		)
Revenue from external customers	1,186,445		825,044		263,781			2,275,270
Gross profit	118,834		112,601		18,871			250,306
Depreciation, depletion and amortization	19,141		16,197		21,976			57,314
Segment assets	149,018		248,464		307,229			704,711
2013
Total revenue from reportable segments	$	1,251,197	$	777,811	$	372,282		$	2,401,290
Elimination of intersegment revenue	—		—		(134,389		)	(134,389		)
Revenue from external customers	1,251,197		777,811		237,893			2,266,901
Gross profit	106,374		71,808		7,081			185,263
Depreciation, depletion and amortization	26,228		11,679		22,945			60,852
Segment assets	148,459		222,584		326,056			697,099
2012
Total revenue from reportable segments	$	984,106	$	863,217	$	415,105		$	2,262,428
Elimination of intersegment revenue	—		—		(179,391		)	(179,391		)
Revenue from external customers	984,106		863,217		235,714			2,083,037
Gross profit	77,963		148,418		8,378			234,759
Depreciation, depletion and amortization	13,225		4,527		28,490			46,242
Segment assets	163,287		173,142		398,092			734,521

Reconciliation of Operating Profit (Loss) from Segments to Consolidated

A reconciliation of segment gross profit to consolidated income (loss) before provision for (benefit from) income taxes is as follows (in thousands):

Years Ended December 31,	2014			2013			2012
Total gross profit from reportable segments	$	250,306		$	185,263		$	234,759
Selling, general and administrative expenses	203,821			199,946			185,099
Restructuring and impairment (gains) charges, net	(2,643		)	52,139			(3,728		)
Gain on sales of property and equipment	(15,972		)	(12,130		)	(27,447		)
Other expense (income), net	9,503			9,337			(194		)
Income (loss) before provision for (benefit from) income taxes	$	55,597		$	(64,029	)	$	81,029

Reconciliation of Assets from Segment to Consolidated

A reconciliation of segment assets to consolidated total assets is as follows (in thousands):

December 31,	2014		2013		2012
Total assets for reportable segments	$	704,711	$	697,099	$	734,521
Assets not allocated to segments:
Cash and cash equivalents	255,961		229,121		321,990
Short-term and long-term marketable securities	102,067		117,202		111,430
Receivables, net	310,934		313,598		325,529
Deferred income taxes	53,231		55,874		36,687
Other current assets	60,615		65,674		67,726
Property and equipment, net	45,188		54,330		50,857
Other noncurrent assets	87,787		84,257		80,747
Consolidated total assets	$	1,620,494	$	1,617,155	$	1,729,487