Segments and Related Information - Schedule of Financial Information by Reportable Segment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Segments and Related Information [Line Items]
Consolidated revenue	$ 3,257,077	$ 2,513,484	$ 8,715,851	$ 6,769,677
Segment EBITDA	274,000	252,400	664,700	568,700
Consolidated depreciation and amortization	157,300	$ 119,300	451,600	$ 344,700
Consolidated assets	$ 9,529,727		$ 9,529,727		$ 9,293,259
Communications | Customer Concentration Risk | Revenue | Utilities
Segments and Related Information [Line Items]
Concentration risk, percentage of total	25.00%	21.80%	24.10%	23.70%
Reportable Segments | Communications
Segments and Related Information [Line Items]
Consolidated revenue	$ 824,400	$ 888,900	$ 2,499,600	$ 2,375,100
Segment EBITDA	73,400	109,900	215,700	234,500
Consolidated depreciation and amortization	37,000	32,500	105,600	92,100
Consolidated assets	2,449,700		2,449,700		2,378,600
Reportable Segments | Clean Energy and Infrastructure
Segments and Related Information [Line Items]
Consolidated revenue	1,099,900	563,200	2,894,500	1,493,500
Segment EBITDA	42,400	24,600	80,900	30,200
Consolidated depreciation and amortization	37,100	12,400	107,300	35,500
Consolidated assets	2,902,600		2,902,600		2,979,900
Reportable Segments | Oil and Gas
Segments and Related Information [Line Items]
Consolidated revenue	672,300	375,800	1,270,600	927,900
Segment EBITDA	97,300	49,200	188,900	133,400
Consolidated depreciation and amortization	40,700	34,100	111,600	97,900
Consolidated assets	1,908,300		1,908,300		1,544,200
Reportable Segments | Power Delivery
Segments and Related Information [Line Items]
Consolidated revenue	665,000	688,400	2,077,100	1,985,400
Segment EBITDA	56,500	63,100	161,000	150,600
Consolidated depreciation and amortization	39,900	37,700	119,400	110,100
Consolidated assets	1,877,700		1,877,700		1,967,900
Reportable Segments | Other
Segments and Related Information [Line Items]
Consolidated revenue	0	0	0	0
Segment EBITDA	4,400	5,600	18,200	20,000
Consolidated depreciation and amortization	0	0	0	0
Consolidated assets	312,900		312,900		297,300
Eliminations
Segments and Related Information [Line Items]
Consolidated revenue	(4,500)	(2,800)	(25,900)	(12,200)
Corporate
Segments and Related Information [Line Items]
Consolidated depreciation and amortization	2,600	$ 2,600	7,700	$ 9,100
Consolidated assets	$ 78,500		$ 78,500		$ 125,400