Condensed Statements of Income (Unaudited) - MPC - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Operating Revenues:
Total operating revenues	$ 6,480	$ 6,648
Operating Expenses:
Other operations and maintenance	1,482	1,516
Depreciation and amortization	1,111	892
Taxes other than income taxes	394	372
Total operating expenses	5,262	5,264
Operating Income	1,218	1,384
Other Income and (Expense):
Interest expense, net of amounts capitalized	(582)	(462)
Other income (expense), net	147	145
Total other income and (expense)	(322)	(220)
Earnings Before Income Taxes	896	1,164
Income taxes (benefit)	97	173
Net Income	799	991
Retail electric revenues
Operating Revenues:
Total operating revenues	3,599	3,613
Wholesale Electric
Operating Revenues:
Total operating revenues	599	664
Other electric revenues
Operating Revenues:
Total operating revenues	190	177
Natural Gas
Operating Revenues:
Total operating revenues	1,875	2,058
Other revenues
Operating Revenues:
Total operating revenues	217	136
Operating Expenses:
Total cost of sales	127	69
Mississippi Power
Operating Revenues:
Total operating revenues	390	335
Operating Expenses:
Other operations and maintenance	82	76
Depreciation and amortization	47	45
Taxes other than income taxes	32	29
Total operating expenses	312	282
Operating Income	78	53
Other Income and (Expense):
Interest expense, net of amounts capitalized	(16)	(13)
Other income (expense), net	9	10
Total other income and (expense)	(7)	(3)
Earnings Before Income Taxes	71	50
Income taxes (benefit)	13	8
Net Income	58	42
Mississippi Power | Retail electric revenues
Operating Revenues:
Total operating revenues	236	217
Mississippi Power | Wholesale revenues, non-affiliates
Operating Revenues:
Total operating revenues	68	68
Mississippi Power | Wholesale revenues, affiliates
Operating Revenues:
Total operating revenues	75	42
Mississippi Power | Other revenues
Operating Revenues:
Total operating revenues	11	8
Mississippi Power | Fuel and purchased power
Operating Expenses:
Total cost of sales	$ 151	$ 132