v3.26.1
Revenue
 3 Months Ended
Mar. 31, 2026
Revenue from Contract with Customer [Abstract]  
Revenue Revenue
The following presents our operating revenues from external customers, in total and by amounts arising from contracts with customers and alternative revenue program (ARP) arrangements, disaggregated by revenue source and segment for the three months ended March 31, 2026 and 2025:
Three Months Ended March 31,
(in thousands)20262025
Operating Revenues
Electric Segment
Retail: Residential$46,010 $43,257 
Retail: Commercial and Industrial100,987 87,889 
Retail: Other2,239 2,227 
  Total Retail149,236 133,373 
Transmission13,451 12,130 
Wholesale1,503 2,778 
Other1,680 1,439 
Total Electric Segment165,870 149,720 
Manufacturing Segment
Metal Parts and Tooling77,643 70,870 
Plastic Products and Tooling9,841 8,959 
Scrap Metal2,075 1,856 
Total Manufacturing Segment89,559 81,685 
Plastics Segment
PVC Pipe91,597 105,948 
Total Operating Revenue347,026 337,353 
Less: Non-contract Revenues Included Above
Electric Segment - ARP Revenues4,167 18 
Total Operating Revenues from Contracts with Customers$342,859 $337,335