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Investment In and Advances To Affiliates | 9 Months Ended
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Sep. 30, 2017
Investments in and Advances to Affiliates, Schedule of Investments [Abstract] |
INVESTMENTS IN AND ADVANCES TO AFFILIATES | INVESTMENTS IN AND ADVANCES TO AFFILIATES Summarized Financial Information — The following table summarizes financial information of the Company’s 50%-or-less-owned affiliates that are accounted for using the equity method (in millions):
| Nine Months Ended September 30,
50%-or-less-Owned Affiliates | 2017 |  | 2016
Revenue | $ | 532 |  |  | $ | 439 |
Operating margin | 91 |  |  | 108 |
Net income | 44 |  |  | 46 |
sPower — In February 2017, the Company and Alberta Investment Management Corporation (“AIMCo”) entered into an agreement to acquire FTP Power LLC (“sPower”). On July 25, 2017, AES closed on the acquisition of its 48% ownership interest in sPower for $461 million. As the Company does not control sPower, it was accounted for as an equity method investment. The sPower portfolio includes solar and wind projects in operation, under construction, and in development located in the United States. The sPower equity method investment is reported in the US SBU reportable segment.

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- Definition The entire disclosure for the information summarizing investments in and advances to majority-owned subsidiaries, other controlled companies, and other affiliates. It reflects specified information about ownership, financial results from, and financial position in such entities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 320 -URI http://asc.fasb.org/subtopic&trid=2324412 + Details
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