Commitments and Contingencies - Regulatory Matters (Details)	1 Months Ended				6 Months Ended
	Jun. 30, 2026 USD ($) day	Jan. 30, 2026 auction state	Dec. 31, 2024 filing	Oct. 31, 2024	Jun. 30, 2026 USD ($) day	Jul. 31, 2026 USD ($) GW	Jun. 01, 2025 USD ($)	Apr. 30, 2025 MWd
Other Commitments [Line Items]
Requested delay duration				6 months
Number of FERC filings \| filing			2
Number of delivery years			2 years
Number of states in PJM \| state		13
Contract term		15 years
Number of auctions \| auction		2
Number of days to respond \| day					60
Number of days to submit report \| day	30
Property, Plant, and Equipment, Brandon Shores
Other Commitments [Line Items]
Fixed-cost monthly payments							$ 145,000,000
Fixed-cost per day payments (dollars per MWd)							312
Monthly performance hold-back							5,000,000
Property, Plant, and Equipment, Wagner
Other Commitments [Line Items]
Fixed-cost monthly payments							35,000,000
Fixed-cost per day payments (dollars per MWd)							137
Monthly performance hold-back							$ 2,500,000
PJM Reliability Backstop Procurement
Other Commitments [Line Items]
Fixed-cost per day payments (dollars per MWd)	$ 555				$ 555
Capacity contract term	15 years				15 years
PJM Reliability Backstop Procurement \| Subsequent Event
Other Commitments [Line Items]
Fixed-cost per day payments (dollars per MWd)						$ 555
Base residual auction shortfall utilized for one time pay as bid \| GW						6.8
Minimum
Other Commitments [Line Items]
Collar on capacity price \| MWd								175
Maximum
Other Commitments [Line Items]
Collar on capacity price \| MWd								325