Cover
Cover - USD ($) | 12 Months Ended | ||
Dec. 31, 2019 | Mar. 24, 2020 | Jun. 30, 2019 | |
Class of Stock [Line Items] | |||
Entity Central Index Key | 0001567683 | ||
Document Transition Report | false | ||
Entity Registrant Name | Clearway Energy, Inc. | ||
Document Annual Report | true | ||
Entity Filer Category | Large Accelerated Filer | ||
Entity Small Business | false | ||
Entity Incorporation, State or Country Code | DE | ||
Entity Tax Identification Number | 46-1777204 | ||
Entity Address, Address Line One | 300 Carnegie Center, Suite 300 | ||
Entity Address, City or Town | Princeton | ||
Entity Address, State or Province | NJ | ||
Document Period End Date | Dec. 31, 2019 | ||
Document Type | 10-K/A | ||
Entity File Number | 001-36002 | ||
City Area Code | 609 | ||
Local Phone Number | 608-1525 | ||
Entity Well-known Seasoned Issuer | Yes | ||
Entity Voluntary Filers | No | ||
Entity Current Reporting Status | Yes | ||
Entity Interactive Data Current | Yes | ||
Entity Address, Postal Zip Code | 08540 | ||
Entity Emerging Growth Company | false | ||
Entity Shell Company | false | ||
Entity Public Float | $ 1,788,899,961 | ||
Amendment Flag | false | ||
Current Fiscal Year End Date | --12-31 | ||
Document Fiscal Year Focus | 2019 | ||
Document Fiscal Period Focus | FY | ||
Common Class D [Member] | |||
Class of Stock [Line Items] | |||
Entity Common Stock, Shares Outstanding | 42,738,750 | ||
Common Class B [Member] | |||
Class of Stock [Line Items] | |||
Entity Common Stock, Shares Outstanding | 42,738,750 | ||
Common Class C [Member] | |||
Class of Stock [Line Items] | |||
Entity Common Stock, Shares Outstanding | 79,329,761 | ||
Title of 12(b) Security | Class C Common Stock, par value $0.01 | ||
Trading Symbol | CWEN | ||
Security Exchange Name | NYSE | ||
Common Class A [Member] | |||
Class of Stock [Line Items] | |||
Entity Common Stock, Shares Outstanding | 34,599,645 | ||
Title of 12(b) Security | Class A Common Stock, par value $0.01 | ||
Trading Symbol | CWEN.A | ||
Security Exchange Name | NYSE |