Statements of Comprehensive Income - MPC - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Net Income	$ 4,341	$ 4,401	$ 3,976
Qualifying hedges:
Changes in fair value, net of tax	26	(5)	(41)
Comprehensive Income	4,344	4,500	3,966
Mississippi Power
Net Income	215	199	188
Qualifying hedges:
Changes in fair value, net of tax	(1)	5	0
Total other comprehensive income (loss)	(1)	5	0
Comprehensive Income	$ 214	$ 204	$ 188