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Consolidated Statement of Cash Flows (Parenthetical) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2019 | Dec. 31, 2018
Bishop Hill III Wind Energy Center |  |
Business Acquisition [Line Items] |  |
Cash and restricted cash acquired |  | $ 4.5
Upstream Wind Energy LLC |  |
Business Acquisition [Line Items] |  |
Cash and restricted cash acquired | $ 9.2 |

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- Definition The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3179-108585 + Details
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- Details
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- Details
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