Statements of Cash Flows - BGE (Parentheticals) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
(Decrease) increase in capital expenditures not paid	$ (215)	$ 36	$ 16
Baltimore Gas and Electric Company
(Decrease) increase in capital expenditures not paid	$ (44)	$ 35	$ (59)