Segments and Related Information - Schedule of Financial Information by Reportable Segment - Capital Expenditures (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Capital Expenditures:
Consolidated capital expenditures	$ 47,264	$ 25,409
Operating Segments | Communications
Capital Expenditures:
Consolidated capital expenditures	7,100	3,400
Operating Segments | Clean Energy and Infrastructure
Capital Expenditures:
Consolidated capital expenditures	7,900	5,300
Operating Segments | Power Delivery
Capital Expenditures:
Consolidated capital expenditures	21,200	7,800
Operating Segments | Pipeline Infrastructure
Capital Expenditures:
Consolidated capital expenditures	10,100	7,100
Operating Segments | Other
Capital Expenditures:
Consolidated capital expenditures	0	0
Corporate
Capital Expenditures:
Consolidated capital expenditures	$ 1,000	$ 1,800