Background, Organization, and Summary of Significant Accounting Policies - Summary of Intangible Assets (Details) - Centuri - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 471,920	$ 471,035
Accumulated Amortization	(102,872)	(75,787)
Net Carrying Amount	369,048	395,248
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	392,512	391,758
Accumulated Amortization	(85,212)	(63,509)
Net Carrying Amount	307,300	328,249
Trade names and trademarks
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	79,408	79,277
Accumulated Amortization	(17,660)	(12,278)
Net Carrying Amount	$ 61,748	$ 66,999