Derivative Instruments - Narrative (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2023 USD ($) MWh	Dec. 31, 2022 USD ($)	Mar. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)
BVES
Derivative Instruments, Gain (Loss) [Line Items]
Description of derivative activity volume | MWh	184,979
Commodity Contract
Derivative Instruments, Gain (Loss) [Line Items]
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs	$ 6,700
Commodity Contract | BVES
Derivative Instruments, Gain (Loss) [Line Items]
Fair Value, Net Derivative Asset (Liability) Measured on Recurring Basis with Unobservable Inputs	$ 6,669	$ 11,847	$ 7,020	$ 4,441
Minimum | Commodity Contract | BVES
Derivative Instruments, Gain (Loss) [Line Items]
Term of derivative contract	3 years
Maximum | Commodity Contract | BVES
Derivative Instruments, Gain (Loss) [Line Items]
Term of derivative contract	5 years