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Summary of Significant Accounting Policies - Noncontrolling Interests (Details) - $ / shares		3 Months Ended
	Aug. 01, 2022	Jun. 30, 2022	Mar. 31, 2022
Common Class B | Subsequent Event
Summary of Significant Accounting Policies [Line Items]
Distribution made to limited liability (LLC) member, distributions declared, per unit (in dollars per share)	$ 0.3604
Common Class D | Subsequent Event
Summary of Significant Accounting Policies [Line Items]
Distribution made to limited liability (LLC) member, distributions declared, per unit (in dollars per share)	$ 0.3604
Clearway Energy LLC | Common Class B
Summary of Significant Accounting Policies [Line Items]
Distribution made to limited liability company (LLC) member, distributions paid, per unit (in dollars per share)		$ 0.3536	$ 0.3468
Clearway Energy LLC | Common Class D
Summary of Significant Accounting Policies [Line Items]
Distribution made to limited liability company (LLC) member, distributions paid, per unit (in dollars per share)		$ 0.3536	$ 0.3468

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Per unit of ownership amount of cash distributions declared to unit-holder of a limited liability company (LLC).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770

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