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Investments In and Advances To Affiliates (Tables)
3 Months Ended
Mar. 31, 2022
Investments in and Advances to Affiliates, Schedule of Investments [Abstract]  
Investments In and Advances to Affiliates 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):
 
50%-or-less Owned Affiliates (1)
Three Months Ended March 31,20222021
Revenue$302 $506 
Operating margin (loss)(214)32 
Net loss(254)(17)
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(1)         As of July 1, 2021, AES began to account for its investment in Fluence quarterly, on a three-month lag. This shift in timing is necessary due to the nature of the entity subsequent to its IPO.