XML 27 R5.htm IDEA: XBRL DOCUMENT v3.24.0.1
Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Net deferred gains (losses) on derivatives-hedging activities, tax $ 1 $ (22) $ (6)
Changes in unrealized net gains (losses) on investment securities, tax (19) 29 7
Changes in net unrecognized pension and other postretirement benefit costs, tax 9 76 (54)
Net derivative (gains) losses-hedging activities, tax (10) (15) (15)
Net realized (gains) losses on investment securities, tax 3 (6) 5
Net pension and other postretirement benefit costs (credits), tax 20 (27) (29)
Net equity method investees, tax (1)    
Changes in other comprehensive income from equity method investees, tax     1
Virginia Electric and Power Company      
Net deferred gains (losses) on derivatives-hedging activities, tax (0) (20) (4)
Changes in unrealized net gains (losses) on investment securities, tax (3) 4 0
Net derivative (gains) losses-hedging activities, tax (1) (1) (1)
Net realized (gains) losses on investment securities, tax $ 0 $ 0 $ 1