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Organization and Basis of Presentation (Schedule of Allocated Losses from Subsidiaries, Noncontrolling Interest) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
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Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |  |  |
Allocated losses to noncontrolling tax equity members utilizing the HLBV method | $ 44 | $ 55 | $ 68 | $ 98
Allocated (income) losses to noncontrolling members based on pro rata shares of ownership | (17) | 12 | (4) | 20
Total Noncontrolling Interest Allocated Losses | $ 27 | $ 67 | $ 64 | $ 118

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