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Business segment data (Tables)
3 Months Ended
Mar. 31, 2023
Segment Reporting [Abstract]  
Information on the Company's businesses Information on the Company's segments was as follows:
Three Months Ended
March 31,
 2023 2022 
 (In thousands)
External operating revenues: 
Regulated operations:
Electric$95,602 $93,594 
Natural gas distribution565,517 450,418 
Pipeline12,638 9,444 
 673,757 553,456 
Non-regulated operations:
Pipeline1,693 1,676 
Construction materials and contracting307,768 309,836 
Construction services754,119 551,591 
Other— — 
 1,063,580 863,103 
Total external operating revenues$1,737,337 $1,416,559 
Three Months Ended
March 31,
 2023 2022 
 (In thousands)
Intersegment operating revenues:  
Regulated operations:
Electric$122 $124 
Natural gas distribution150 136 
Pipeline26,259 25,933 
26,531 26,193 
Non-regulated operations:
Pipeline151 
Construction materials and contracting132 130 
Construction services214 1,059 
Other4,739 4,341 
5,236 5,537 
Total intersegment operating revenues$31,767 $31,730 
Operating income (loss):
Electric$21,091 $15,044 
Natural gas distribution58,505 56,256 
Pipeline13,040 11,882 
Construction materials and contracting(44,563)(44,605)
Construction services35,217 29,498 
Other(8,818)(732)
Total operating income$74,472 $67,343 
Net income (loss):
Regulated operations:
Electric$16,607 $11,278 
Natural gas distribution38,928 36,315 
Pipeline8,759 7,956 
64,294 55,549 
Non-regulated operations:
Pipeline(460)(619)
Construction materials and contracting(41,320)(40,010)
Construction services26,074 21,324 
Other(10,245)(4,511)
(25,951)(23,816)
Income from continuing operations38,343 31,733 
Discontinued operations, net of tax10 30 
Net income$38,353 $31,763 
Reconciliation of Revenue from Segments to Consolidated
A reconciliation of reportable segment operating revenues to consolidated operating revenues is as follows:
Three Months Ended
March 31,
2023 2022 
(In thousands)
Operating revenues reconciliation:
Total reportable segment operating revenues$1,764,365 $1,443,948 
Other revenue4,739 4,341 
Elimination of intersegment operating revenues(31,767)(31,730)
Total consolidated operating revenues$1,737,337 $1,416,559