Business Segment Information (Tables)

6 Months Ended

Jun. 30, 2018

Segment Reporting [Abstract]

Schedule of Segment Reporting Information

Summarized segment information is as follows (in thousands):

Three Months Ended June 30,

	Construction		Large Project Construction		Construction Materials			Total
2018
Total revenue from reportable segments	$	432,225	$	273,946	$	146,197		$	852,368
Elimination of intersegment revenue		—		—		(45,249	)		(45,249	)
Revenue from external customers		432,225		273,946		100,948			807,119
Gross profit		61,551		1,338		17,480			80,369
Depreciation, depletion and amortization		9,645		9,318		6,074			25,037
2017
Total revenue from reportable segments	$	429,269	$	254,463	$	123,242		$	806,974
Elimination of intersegment revenue		—		—		(44,061	)		(44,061	)
Revenue from external customers		429,269		254,463		79,181			762,913
Gross profit		60,900		489		13,181			74,570
Depreciation, depletion and amortization		5,441		3,081		5,417			13,939

Six Months Ended June 30,

	Construction		Large Project Construction		Construction Materials			Total
2018
Total revenue from reportable segments	$	701,468	$	522,360	$	199,519		$	1,423,347
Elimination of intersegment revenue		—		—		(52,849	)		(52,849	)
Revenue from external customers		701,468		522,360		146,670			1,370,498
Gross profit		99,947		21,704		15,001			136,652
Depreciation, depletion and amortization		14,699		11,917		11,484			38,100
Segment assets		608,116		335,036		304,121			1,247,273
2017
Total revenue from reportable segments	$	656,118	$	461,496	$	171,864		$	1,289,478
Elimination of intersegment revenue		—		—		(58,165	)		(58,165	)
Revenue from external customers		656,118		461,496		113,699			1,231,313
Gross profit		88,229		3,044		8,423			99,696
Depreciation, depletion and amortization		10,435		4,967		10,615			26,017
Segment assets		142,456		312,891		295,068			750,415

Reconciliation of Operating Profit (Loss) from Segments to Consolidated

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

	Three Months Ended June 30,						Six Months Ended June 30,
(in thousands)	2018			2017			2018			2017
Total gross profit from reportable segments	$	80,369		$	74,570		$	136,652		$	99,696
Selling, general and administrative expenses		61,316			51,388			122,568			113,225
Acquisition and integration expenses		26,287			—			34,696			—
Gain on sales of property and equipment		(1,505	)		(807	)		(2,048	)		(1,077	)
Total other income		(2,444	)		(371	)		(1,486	)		(465	)
(Loss) income before provision for (benefit from) income taxes	$	(3,285	)	$	24,360		$	(17,078	)	$	(11,987	)