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CONTINGENCIES, COMMITMENTS, AND GUARANTEES - GPC Litigation (Details) - claim | 1 Months Ended
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Jan. 31, 2023 | Feb. 28, 2022 | Oct. 31, 2021
Class Action Lawsuit | Pending Litigation | Georgia Power |  |  |
Loss Contingencies [Line Items] |  |  |
Number of additional complaints filed | 8 | 8 | 8

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