Business segment data (Tables)

6 Months Ended

Jun. 30, 2022

Segment Reporting [Abstract]

Information on the Company's businesses

Information on the Company's segments was as follows:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2022		2021		2022		2021
	(In thousands)
External operating revenues:
Regulated operations:
Electric	$	85,461	$	83,650	$	179,056	$	168,324
Natural gas distribution	210,440		153,788		660,858		503,994
Pipeline	27,556		23,130		36,999		30,633
	323,457		260,568		876,913		702,951
Non-regulated operations:
Pipeline	2,257		4,643		3,933		7,052
Construction materials and contracting	711,613		633,674		1,021,448		899,333
Construction services	683,594		524,744		1,235,186		1,042,214
Other	—		28		—		45
	1,397,464		1,163,089		2,260,567		1,948,644
Total external operating revenues	$	1,720,921	$	1,423,657	$	3,137,480	$	2,651,595

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2022		2021		2022		2021
	(In thousands)
Intersegment operating revenues:
Regulated operations:
Electric	$	124	$	136	$	247	$	271
Natural gas distribution	141		142		277		284
Pipeline	7,404		7,695		33,338		33,685
	7,669		7,973		33,862		34,240
Non-regulated operations:
Pipeline	388		167		396		407
Construction materials and contracting	200		142		330		204
Construction services	1,803		797		2,861		1,839
Other	4,389		3,361		8,730		6,685
	6,780		4,467		12,317		9,135
Intersegment eliminations	(14,449)		(12,440)		(46,179)		(43,375)
Total intersegment operating revenues	$	—	$	—	$	—	$	—
Operating income (loss):
Electric	$	8,325	$	12,806	$	23,369	$	26,672
Natural gas distribution	(638)		3,601		55,617		57,173
Pipeline	12,602		11,076		24,484		23,612
Construction materials and contracting	54,354		72,452		9,749		37,563
Construction services	46,141		37,774		75,639		78,051
Other	(214)		(20)		(946)		(218)
Total operating income	$	120,570	$	137,689	$	187,912	$	222,853
Net income (loss):
Regulated operations:
Electric	$	4,601	$	10,304	$	15,880	$	21,054
Natural gas distribution	(7,498)		(707)		28,817		35,471
Pipeline	7,191		8,089		15,147		17,283
	4,294		17,686		59,844		73,808
Non-regulated operations:
Pipeline	(60)		1,106		(679)		810
Construction materials and contracting	32,584		51,396		(7,427)		20,584
Construction services	34,454		28,885		55,778		58,709
Other	(640)		1,098		(5,151)		(1,624)
	66,338		82,485		42,521		78,479
Income from continuing operations	70,632		100,171		102,365		152,287
Discontinued operations, net of tax	35		19		65		34
Net income	$	70,667	$	100,190	$	102,430	$	152,321