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v3.23.2

Consolidated Entities and Equity Method Investments (Tables) | 6 Months Ended
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Jun. 30, 2023
Regulated Operations [Abstract] |
Schedule of Equity Method Investments | The carrying amounts of Southern Company Gas' equity method investments at June 30, 2023 and December 31, 2022 and related earnings from those investments for the three and six months ended June 30, 2023 and 2022 were as follows:
Investment Balance | June 30, 2023 | December 31, 2022
| (in millions)
SNG | $ | 1,220 |  | $ | 1,243 |
Other | 32 |  | 33 |
Total | $ | 1,252 |  | $ | 1,276 |
Schedule of Earnings (Loss) from Equity Method Investments |
| Three Months Ended June 30, |  | Six Months Ended June 30,
Earnings from Equity Method Investments | 2023 | 2022 |  | 2023 | 2022
| (in millions)
SNG | $ | 28 |  | $ | 31 |  |  | $ | 72 |  | $ | 70 |
Other | — |  | — |  |  | — |  | 1 |
Total | $ | 28 |  | $ | 31 |  |  | $ | 72 |  | $ | 71 |

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- Definition Tabular disclosure of equity method investments including, but not limited to, name of each investee or group of investments, percentage ownership, difference between recorded amount of an investment and the value of the underlying equity in the net assets, and summarized financial information. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 323 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481687/323-10-50-3 + Details
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- Definition Tabular disclosure of the detailed components of other nonoperating income. May include methodology, assumptions and amounts for: (a) dividends, (b) interest on securities, (c) profits on securities (net of losses), and (d) miscellaneous other income items. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.7) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 + Details
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