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Commitments and Contingencies - Narrative (Details) $ in Millions		1 Months Ended
	Oct. 23, 2023 USD ($)	Feb. 28, 2023 USD ($)	Dec. 31, 2023 case	Nov. 01, 2023	Jul. 31, 2023	May 31, 2023 facility	Oct. 31, 2021 facility	Jun. 30, 2019 facility
Loss Contingencies [Line Items]
Number of facilities | facility						2	2
STP
Loss Contingencies [Line Items]
Ownership percentage			44.00%	44.00%
Pending Litigation
Loss Contingencies [Line Items]
Number of class action lawsuits | case			3
Sierra Club Et Al V. Midwest Generation L L C
Loss Contingencies [Line Items]
Number of facilities | facility								4
Direct Energy vs. Stanley, Forte, Schafer and Lane
Loss Contingencies [Line Items]
Number of class action lawsuits | case			1
Direct Energy vs. Burk and Dickson Litigation
Loss Contingencies [Line Items]
Number of class action lawsuits | case			2
CPI Security Systems, Inc.
Loss Contingencies [Line Items]
Damages awarded | $		$ 50
Punitive damages awarded | $		$ 140
SB IP Holdings LLC (Skybell) v. Vivint Smart Home, Inc.
Loss Contingencies [Line Items]
Damages awarded | $	$ 45
Partners in STP, CPS and Austin Energy vs. NRG | Pending Litigation | STP
Loss Contingencies [Line Items]
Ownership percentage					44.00%

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