Derivative Asset - Additional Information (Details) - Luminant Power Agreement - USD ($) $ in Millions				3 Months Ended		6 Months Ended
	Aug. 23, 2023	Aug. 26, 2022	Feb. 28, 2022	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Derivative Instruments, Gain (Loss) [Line Items]
Sale of electricity back to ERCOT				$ 1.1	$ 5.7	$ 2.3	$ 5.7
Luminant ET Services Company LLC
Derivative Instruments, Gain (Loss) [Line Items]
Definitive power purchase agreement date						Jun. 23, 2021
Definitive power purchase agreement amendment date						Jul. 09, 2021
Definitive power purchase agreement further amendment date	Aug. 23, 2023	Aug. 26, 2022	Feb. 28, 2022
Term of power agreement						5 years