Fair Value Measurements - Schedule of Significant Unobservable Inputs Used to Value Level 3 Instruments (Details 2) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2025 USD ($) $ / MMBTU $ / MWh	Dec. 31, 2024 USD ($) $ / MMBTU $ / MWh
Information regarding the entity's internally developed significant unobservable inputs used to value its level 3 instruments
Assets	$ 1,806,296	$ 1,707,783
Level 3
Information regarding the entity's internally developed significant unobservable inputs used to value its level 3 instruments
Assets	4,240	7,176
Level 3 | Forward Contracts | Commodity Contracts
Information regarding the entity's internally developed significant unobservable inputs used to value its level 3 instruments
Assets	4,240	7,176
Liabilities	$ 23,032	$ 22,215
Level 3 | Forward Contracts | Valuation Technique, Discounted Cash Flow | Commodity Contracts | Minimum
Information regarding the entity's internally developed significant unobservable inputs used to value its level 3 instruments
Electricity forward price (per MWh) | $ / MWh	24	25.25
Natural gas forward price (per MMBtu) | $ / MMBTU	0	(0.89)
Level 3 | Forward Contracts | Valuation Technique, Discounted Cash Flow | Commodity Contracts | Maximum
Information regarding the entity's internally developed significant unobservable inputs used to value its level 3 instruments
Electricity forward price (per MWh) | $ / MWh	164.62	151.11
Natural gas forward price (per MMBtu) | $ / MMBTU	0.07	1.47
Level 3 | Forward Contracts | Valuation Technique, Discounted Cash Flow | Commodity Contracts | Weighted Average
Information regarding the entity's internally developed significant unobservable inputs used to value its level 3 instruments
Electricity forward price (per MWh) | $ / MWh	92.66	106.06
Natural gas forward price (per MMBtu) | $ / MMBTU	0.04	0.71
Level 3 | Forward Contracts | Valuation Technique, Discounted Cash Flow | Electricity: | Commodity Contracts
Information regarding the entity's internally developed significant unobservable inputs used to value its level 3 instruments
Assets	$ 3,994	$ 708
Liabilities	22,954	21,890
Level 3 | Forward Contracts | Valuation Technique, Discounted Cash Flow | Natural Gas: | Commodity Contracts
Information regarding the entity's internally developed significant unobservable inputs used to value its level 3 instruments
Assets	246	6,468
Liabilities	$ 78	$ 325