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Energy Assets, Net - Energy Assets (Details) - USD ($) $ in Thousands		Jun. 30, 2021	Dec. 31, 2020
Property, Plant and Equipment [Line Items]
Energy assets, net	[1]	$ 798,609	$ 729,378
Energy Assets
Property, Plant and Equipment [Line Items]
Energy assets		1,044,288	954,426
Less - accumulated depreciation and amortization		(245,679)	(225,048)
Energy assets, net		$ 798,609	$ 729,378
[1] Includes restricted assets of consolidated variable interest entities (“VIEs”) at June 30, 2021 and December 31, 2020 of $155,878 and $162,198, respectively. Includes non-recourse liabilities of consolidated VIEs at June 30, 2021 and December 31, 2020 of $32,318 and $33,335, respectively. See Note 12.

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Amount before accumulated depreciation, depletion and amortization of other physical assets used in the normal conduct of business to produce goods and services and not intended for resale.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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Amount of accumulated depreciation of long-lived, physical assets used to produce goods and services and not intended for resale, classified as other.

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Amount after depreciation of long-lived, physical assets used to produce goods and services and not intended for resale, classified as other.

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