Acquisitions and Dispositions - Pro Forma Consolidated Information (Details) - Southern Company Gas $ / shares in Units, $ in Millions |
12 Months Ended |
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Dec. 31, 2016
USD ($)
$ / shares
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| Business Acquisition [Line Items] | |
| Operating revenues (in millions) | $ | $ 21,791 |
| Net income attributable to Southern Company (in millions) | $ | $ 2,591 |
| Basic EPS (in dollars per share) | $ / shares | $ 2.70 |
| Diluted EPS (in dollars per share) | $ / shares | $ 2.68 |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details
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