Segment Information

9 Months Ended

Sep. 30, 2015

Segment Reporting [Abstract]

Segment Information

Note 3 – Segment Information

The following tables present revenues from external customers, intersegment revenues, and segment net income (thousands of dollars):

	Natural Gas Operations			Construction Services		Total
Three months ended September 30, 2015
Revenues from external customers	$	219,420		$	255,088	$	474,508
Intersegment revenues		—			30,888		30,888
Total	$	219,420		$	285,976	$	505,396
Segment net income (loss)	$	(18,939	)	$	14,205	$	(4,734	)
Three months ended September 30, 2014
Revenues from external customers	$	226,027		$	183,290	$	409,317
Intersegment revenues		—			23,158		23,158
Total	$	226,027		$	206,448	$	432,475
Segment net income (loss)	$	(11,452	)	$	13,422	$	1,970
	Natural Gas Operations			Construction Services		Total
Nine months ended September 30, 2015
Revenues from external customers	$	1,059,178		$	645,289	$	1,704,467
Intersegment revenues		—			73,753		73,753
Total	$	1,059,178		$	719,042	$	1,778,220
Segment net income	$	59,325		$	12,873	$	72,198
Nine months ended September 30, 2014
Revenues from external customers	$	983,999		$	438,409	$	1,422,408
Intersegment revenues		—			71,616		71,616
Total	$	983,999		$	510,025	$	1,494,024
Segment net income	$	62,945		$	19,435	$	82,380
	Natural Gas Operations			Construction Services		Total
Twelve months ended September 30, 2015
Revenues from external customers	$	1,457,266		$	854,312	$	2,311,578
Intersegment revenues		—			94,325		94,325
Total	$	1,457,266		$	948,637	$	2,405,903
Segment net income	$	113,252		$	17,692	$	130,944
Twelve months ended September 30, 2014
Revenues from external customers	$	1,356,653		$	577,384	$	1,934,037
Intersegment revenues		—			98,344		98,344
Total	$	1,356,653		$	675,728	$	2,032,381
Segment net income	$	117,797		$	21,886	$	139,683