Fair Value of Financial Instruments - Variable Interest Entities - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Jun. 30, 2024	Dec. 31, 2023
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Consolidated assets		$ 8,678,986	$ 9,373,511
Liabilities		5,944,879	6,652,250
Other long-term assets		425,244	418,485
Reporting entity involvement, maximum loss exposure, amount		35,000	35,000
Variable Interest Entity, Primary Beneficiary
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Consolidated assets		15,700	1,700
Liabilities		13,800	1,600
Variable Interest Entity, Not Primary Beneficiary
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Other long-term assets		$ 24,000	$ 23,000
Electric Utility Company One
Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]
Variable interest entity, percent	49.00%