Segments and Related Information - Schedule of Financial Information by Reportable Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Segments and Related Information [Line Items]
Consolidated revenue	$ 2,874,115	$ 2,301,792	$ 5,458,774	$ 4,256,192
Segment EBITDA	263,600	190,600	390,700	316,300
Consolidated depreciation and amortization	145,100	$ 114,700	294,300	$ 225,500
Consolidated assets	$ 9,287,820		$ 9,287,820		$ 9,293,259
Communications | Customer Concentration Risk | Revenue | Utilities
Segments and Related Information [Line Items]
Concentration risk, percentage of total	23.60%	24.10%	23.60%	24.80%
Reportable Segments | Communications
Segments and Related Information [Line Items]
Consolidated revenue	$ 868,700	$ 822,000	$ 1,675,200	$ 1,486,200
Segment EBITDA	89,500	84,200	142,300	124,600
Consolidated depreciation and amortization	34,000	30,700	68,600	59,700
Consolidated assets	2,495,200		2,495,200		2,378,600
Reportable Segments | Clean Energy and Infrastructure
Segments and Related Information [Line Items]
Consolidated revenue	969,700	494,500	1,794,600	930,400
Segment EBITDA	33,200	(5,200)	38,500	5,600
Consolidated depreciation and amortization	31,700	11,700	70,100	23,100
Consolidated assets	2,819,600		2,819,600		2,979,900
Reportable Segments | Oil and Gas
Segments and Related Information [Line Items]
Consolidated revenue	341,800	341,200	598,300	552,200
Segment EBITDA	77,000	62,800	91,500	84,200
Consolidated depreciation and amortization	36,600	32,200	70,900	63,800
Consolidated assets	1,692,100		1,692,100		1,544,200
Reportable Segments | Power Delivery
Segments and Related Information [Line Items]
Consolidated revenue	702,600	646,500	1,412,000	1,296,900
Segment EBITDA	57,100	41,400	104,500	87,500
Consolidated depreciation and amortization	40,200	36,800	79,400	72,500
Consolidated assets	1,856,800		1,856,800		1,967,900
Reportable Segments | Other
Segments and Related Information [Line Items]
Consolidated revenue	0	0	0	0
Segment EBITDA	6,800	7,400	13,900	14,400
Consolidated depreciation and amortization	0	0	0	0
Consolidated assets	307,600		307,600		297,300
Eliminations
Segments and Related Information [Line Items]
Consolidated revenue	(8,700)	(2,400)	(21,300)	(9,500)
Corporate
Segments and Related Information [Line Items]
Consolidated depreciation and amortization	2,600	$ 3,300	5,300	$ 6,400
Consolidated assets	$ 116,500		$ 116,500		$ 125,400