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v3.22.1

Investment in Unconsolidated Affiliates (Tables) | 3 Months Ended
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Mar. 31, 2022
Reconciliation of Basis Difference [Line Items] |
Reconciliation of Equity in Earnings of Unconsolidated Affiliates [Table Text Block] | The following table presents a reconciliation of OGE Energy's equity in earnings of unconsolidated affiliates for the three months ended March 31, 2021.
| Three Months Ended
(In millions) | March 31, 2021
Enable net income | $ | 155.0 |
OGE Energy's percent ownership at period end | 25.5 | %
OGE Energy's portion of Enable net income | $ | 39.5 |
Amortization of basis difference and dilution recognition (A) | 13.7 |
Equity in earnings of unconsolidated affiliates | $ | 53.2 |
(A)Includes loss on dilution, net of proportional basis difference recognition.
Schedule of Related Party Transactions [Table Text Block] | The following table presents summarized related party transactions between OG&E and Enable during the three months ended March 31, 2021.
|  | Three Months Ended
(In millions) |  |  | March 31, 2021
Operating revenues: |  |  |
Electricity to power electric compression assets |  |  | $ | 2.6 |
Fuel, purchased power and direct transmission expense: |  |  |
Natural gas transportation services |  |  | $ | 4.7 |
Natural gas purchases (sales) |  |  | $ | (12.2) |

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- Definition [Line Items] for Reconciliation of Basis Difference [Table] + References No definition available. + Details
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- Definition Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates. + References No definition available. + Details
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