Acquisitions - Incomplete IPO Project Transfers and Dropdowns Narrative (Details)
$ in Millions |
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1 Months Ended |
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Apr. 08, 2016
USD ($)
MW
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Oct. 31, 2016
USD ($)
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Nov. 30, 2016 |
Apr. 30, 2016 |
Feb. 24, 2016
MW
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Feb. 20, 2016
power_plant
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Aug. 04, 2015
MW
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| Subsequent event | Azure |
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| Business Acquisition [Line Items] |
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| Percentage of voting interests acquired |
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26.00%
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| Subsequent event | NPS Star and WXA |
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| Business Acquisition [Line Items] |
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| Capacity of power plant |
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35.6
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| Percentage of voting interests acquired |
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49.00%
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| Subsequent event | NPS Star |
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| Business Acquisition [Line Items] |
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| Capacity of power plant |
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17.8
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| Number of projects acquired | power_plant |
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3
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| Subsequent event | WXA |
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| Business Acquisition [Line Items] |
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| Capacity of power plant |
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17.8
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| Number of projects acquired | power_plant |
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3
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| Subsequent event | Alto Cielo |
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| Business Acquisition [Line Items] |
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| Capacity of power plant |
26.4
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| Percentage of voting interests acquired |
100.00%
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| Payments to acquire businesses | $ |
$ 32.3
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| Escrow deposit | $ |
$ 1.9
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| Subsequent event | NSM Suryalabh, NSM Sitra and NSM L'Volta |
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| Business Acquisition [Line Items] |
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| Percentage of voting interests acquired |
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51.00%
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| Subsequent event | Focal solar power plant |
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| Business Acquisition [Line Items] |
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| Percentage of voting interests acquired |
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51.00%
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| Payments to acquire businesses | $ |
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$ 0.5
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| SunEdison | Del Litoral |
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| Business Acquisition [Line Items] |
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| Capacity of power plant |
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17.4
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| SunEdison | El Naranjal |
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| Business Acquisition [Line Items] |
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| Capacity of power plant |
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57.4
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| SunEdison | Bora Bora |
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| Business Acquisition [Line Items] |
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| Capacity of power plant |
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24.1
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| Millenium solar power plant | Subsequent event |
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| Business Acquisition [Line Items] |
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| Additional ownership percentage acquired |
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11.00%
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| Payments to acquire additional interest | $ |
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$ 1.0
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