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Commitments, Guarantees and Contingencies (Details) $ in Millions | Dec. 31, 2019 USD ($)
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Guarantor Obligations [Line Items] |
Potential additional collateral obligations | $ 357
Regulated Distribution |
Guarantor Obligations [Line Items] |
Potential additional collateral obligations | 99
FE |
Guarantor Obligations [Line Items] |
Potential additional collateral obligations | 257
AE Supply |
Guarantor Obligations [Line Items] |
Potential additional collateral obligations | 1
At Current Credit Rating |
Guarantor Obligations [Line Items] |
Potential additional collateral obligations | 1
At Current Credit Rating | Regulated Distribution |
Guarantor Obligations [Line Items] |
Potential additional collateral obligations | 0
At Current Credit Rating | FE |
Guarantor Obligations [Line Items] |
Potential additional collateral obligations | 0
At Current Credit Rating | AE Supply |
Guarantor Obligations [Line Items] |
Potential additional collateral obligations | 1
Upon Further Downgrade |
Guarantor Obligations [Line Items] |
Potential additional collateral obligations | 36
Upon Further Downgrade | Regulated Distribution |
Guarantor Obligations [Line Items] |
Potential additional collateral obligations | 36
Upon Further Downgrade | FE |
Guarantor Obligations [Line Items] |
Potential additional collateral obligations | 0
Upon Further Downgrade | AE Supply |
Guarantor Obligations [Line Items] |
Potential additional collateral obligations | 0
Surety Bond |
Guarantor Obligations [Line Items] |
Potential additional collateral obligations | 320
Surety Bond | Regulated Distribution |
Guarantor Obligations [Line Items] |
Potential additional collateral obligations | 63
Surety Bond | FE |
Guarantor Obligations [Line Items] |
Potential additional collateral obligations | 257
Surety Bond | AE Supply |
Guarantor Obligations [Line Items] |
Potential additional collateral obligations | $ 0

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- Definition Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=118943654&loc=d3e12069-110248 + Details
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