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CONTINGENCIES, COMMITMENTS, AND GUARANTEES - GPC Litigation (Details) - Class Action Lawsuit - Pending Litigation - Georgia Power - claim | Feb. 07, 2022 | Oct. 08, 2020
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Loss Contingencies [Line Items] |  |
Number of additional complaints filed |  | 3
Subsequent Event |  |
Loss Contingencies [Line Items] |  |
Number of additional complaints filed | 4 |

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