Business segment data (Tables)

3 Months Ended

Mar. 31, 2020

Segment Reporting [Abstract]

Information on the Company's businesses

Information on the Company's segments was as follows:

	Three Months Ended
	March 31,
	2020			2019
	(In thousands)
External operating revenues:
Regulated operations:
Electric	$	85,908		$	92,566
Natural gas distribution	326,443			342,147
Pipeline	6,331			4,904
	418,682			439,617
Nonregulated operations:
Pipeline	4,324			3,709
Construction materials and contracting	262,144			227,113
Construction services	512,205			420,733
Other	18			19
	778,691			651,574
Total external operating revenues	$	1,197,373		$	1,091,191
Intersegment operating revenues:
Regulated operations:
Electric	$	195		$	—
Natural gas distribution	185			—
Pipeline	25,183			23,922
	25,563			23,922
Nonregulated operations:
Pipeline	16			33
Construction materials and contracting	63			95
Construction services	2,470			129
Other	2,973			7,824
	5,522			8,081
Intersegment eliminations	(31,085		)	(32,003		)
Total intersegment operating revenues	$	—		$	—

	Three Months Ended
	March 31,
	2020			2019
	(In thousands)
Operating income (loss):
Electric	$	14,859		$	17,987
Natural gas distribution	49,998			50,317
Pipeline	11,419			9,904
Construction materials and contracting	(43,269		)	(41,580		)
Construction services	23,796			27,465
Other	267			125
Total operating income	$	57,070		$	64,218
Net income (loss):
Regulated operations:
Electric	$	11,374		$	15,505
Natural gas distribution	32,369			36,500
Pipeline	7,386			7,004
	51,129			59,009
Nonregulated operations:
Pipeline	(13		)	(163		)
Construction materials and contracting	(38,215		)	(34,449		)
Construction services	16,823			20,024
Other	(4,185		)	(3,332		)
	(25,590		)	(17,920		)
Income from continuing operations	25,539			41,089
Loss from discontinued operations, net of tax	(409		)	(163		)
Net income	$	25,130		$	40,926