Acquisitions (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
---|---|---|---|---|
Jul. 25, 2017 |
Sep. 30, 2017 |
Sep. 30, 2017 |
Aug. 03, 2017 |
|
sPower [Member] | ||||
Business Acquisition [Line Items] | ||||
Payments to Acquire Businesses, Net of Cash Acquired | $ 461 | |||
Alto Sertao II [Member] | ||||
Business Acquisition [Line Items] | ||||
Payments to Acquire Businesses, Net of Cash Acquired | $ 143 | |||
Non Recourse Debt Total | $ 363 | |||
Business Acquisition, Percentage of Voting Interests Acquired | 100.00% | |||
Business Combination, Contingent Consideration, Liability | $ 32 | |||
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents | $ 189 | |||
Bauru Solar Complex [Member] | ||||
Business Acquisition [Line Items] | ||||
Payments to Acquire Businesses, Net of Cash Acquired | $ 60 | |||
Other Payments to Acquire Businesses | $ 150 |