Revenue from contracts with customers (Tables)

6 Months Ended

Jun. 30, 2018

For more information on the Company's business segments, see Note 14.



Three Months Ended June 30, 2018	Electric		Natural gas distribution		Pipeline and midstream			Construction materials and contracting			Construction services			Other			Total
	(in thousands)
Residential utility sales	$	26,752	$	68,688	$	—		$	—		$	—		$	—		$	95,440
Commercial utility sales	32,676		40,820		—			—			—			—			73,496
Industrial utility sales	8,226		5,227		—			—			—			—			13,453
Other utility sales	1,874		—		—			—			—			—			1,874
Natural gas transportation	—		10,084		21,287			—			—			—			31,371
Natural gas gathering	—		—		2,310			—			—			—			2,310
Natural gas storage	—		—		2,634			—			—			—			2,634
Contracting services	—		—		—			247,558			—			—			247,558
Construction materials	—		—		—			387,632			—			—			387,632
Intrasegment eliminations*	—		—		—			(125,567		)	—			—			(125,567		)
Inside specialty contracting	—		—		—			—			216,371			—			216,371
Outside specialty contracting	—		—		—			—			95,261			—			95,261
Other	8,425		3,614		4,326			—			103			2,757			19,225
Intersegment eliminations	—		—		(6,539		)	(235		)	(540		)	(2,667		)	(9,981		)
Revenues from contracts with customers	77,953		128,433		24,018			509,388			311,195			90			1,051,077
Revenues out of scope	546		1,107		42			—			11,825			—			13,520
Total external operating revenues	$	78,499	$	129,540	$	24,060		$	509,388		$	323,020		$	90		$	1,064,597


*	Intrasegment revenues are presented within the construction materials and contracting segment to highlight the focus on vertical integration as this segment sells materials to both third parties and internal customers. Due to consolidation requirements, these revenues must be eliminated against construction materials to arrive at the external operating revenue total for the segment.



Six Months Ended June 30, 2018	Electric			Natural gas distribution		Pipeline and midstream			Construction materials and contracting			Construction services			Other			Total
	(in thousands)
Residential utility sales	$	61,935		$	261,574	$	—		$	—		$	—		$	—		$	323,509
Commercial utility sales	67,377			157,711		—			—			—			—			225,088
Industrial utility sales	16,996			13,036		—			—			—			—			30,032
Other utility sales	3,710			—		—			—			—			—			3,710
Natural gas transportation	—			21,263		43,105			—			—			—			64,368
Natural gas gathering	—			—		4,580			—			—			—			4,580
Natural gas storage	—			—		5,768			—			—			—			5,768
Contracting services	—			—		—			321,622			—			—			321,622
Construction materials	—			—		—			561,223			—			—			561,223
Intrasegment eliminations*	—			—		—			(159,837		)	—			—			(159,837		)
Inside specialty contracting	—			—		—			—			450,192			—			450,192
Outside specialty contracting	—			—		—			—			182,442			—			182,442
Other	16,678			7,613		7,652			—			17			5,452			37,412
Intersegment eliminations	—			—		(28,298		)	(336		)	(550		)	(5,306		)	(34,490		)
Revenues from contracts with customers	166,696			461,197		32,807			722,672			632,101			146			2,015,619
Revenues out of scope	(792		)	1,007		86			—			24,970			—			25,271
Total external operating revenues	$	165,904		$	462,204	$	32,893		$	722,672		$	657,071		$	146		$	2,040,890


*	Intrasegment revenues are presented within the construction materials and contracting segment to highlight the focus on vertical integration as this segment sells materials to both third parties and internal customers. Due to consolidation requirements, these revenues must be eliminated against construction materials to arrive at the external operating revenue total for the segment.

The changes in contract assets and liabilities were as follows:



	June 30, 2018			December 31, 2017			Change			Location on Consolidated Balance Sheets
	(In thousands)
Contract assets	$	153,732		$	109,540		$	44,192		Receivables, net
Contract liabilities - current	(90,478		)	(84,123		)	(6,355		)	Accounts payable
Contract liabilities - noncurrent	(399		)	—			(399		)	Deferred credits and other liabilities - other
Net contract assets	$	62,855		$	25,417		$	37,438