Segments and Related Information - Schedule of Financial Information by Reportable Segment - Capital Expenditures (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Capital Expenditures:
Consolidated capital expenditures	$ 192,941	$ 263,352	$ 170,066
Reportable Segments | Communications
Capital Expenditures:
Consolidated capital expenditures	29,500	87,100	50,600
Reportable Segments | Clean Energy and Infrastructure
Capital Expenditures:
Consolidated capital expenditures	30,900	35,800	44,600
Reportable Segments | Oil and Gas
Capital Expenditures:
Consolidated capital expenditures	76,000	49,000	55,700
Reportable Segments | Power Delivery
Capital Expenditures:
Consolidated capital expenditures	50,800	83,400	13,000
Reportable Segments | Other
Capital Expenditures:
Consolidated capital expenditures	0	0	0
Corporate
Capital Expenditures:
Consolidated capital expenditures	$ 5,700	$ 8,000	$ 6,200