0001567683 2021-03-01 2021-03-01 0001567683 us-gaap:CommonClassAMember 2021-03-01 2021-03-01 0001567683 us-gaap:CommonClassCMember 2021-03-01 2021-03-01 0001567683 false 8-K 2021-03-01 CLEARWAY ENERGY, INC. DE 001-36002 46-1777204 300 Carnegie Center Suite 300 Princeton NJ 08540 609 608-1525 false false false false Class A Common Stock, par value $0.01 CWEN.A NYSE Class C Common Stock, par value $0.01 CWEN NYSE false