Subsequent Events (Details) $ in Millions	Apr. 30, 2021 USD ($)
Subsequent Event [Member] \| Cubico Wind Complex
Subsequent Event [Line Items]
Asset Acquisition, Price of Acquisition, Expected	$ 109

Purchase price of expected asset acquisition prior to consideration being transferred.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 50
-Section 15
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6911878&loc=d3e8732-128492

Name:	us-gaap_AssetAcquisitionPriceOfAcquisitionExpected
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration