Condensed Consolidated Balance Sheets (Unaudited) - Southern - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024
Current Assets:
Cash and cash equivalents	$ 1,264	$ 1,070
Receivables —
Customer accounts	2,301	2,228
Unbilled revenues	895	825
Under recovered fuel clause revenues	684	713
Other accounts and notes	553	597
Accumulated provision for uncollectible accounts	(83)	(74)
Materials and supplies	2,138	2,178
Fossil fuel for generation	740	803
Natural gas for sale	197	388
Prepaid expenses	482	294
Assets from risk management activities, net of collateral	70	39
Regulatory assets – asset retirement obligations	389	353
Other regulatory assets	732	804
Other current assets	439	476
Total current assets	10,801	10,694
Property, Plant, and Equipment:
In service	140,888	137,143
Less: Accumulated depreciation	41,703	40,126
Plant in service, net of depreciation	99,185	97,017
Other utility plant, net	363	410
Nuclear fuel, at amortized cost	907	873
Construction work in progress	7,686	6,389
Total property, plant, and equipment	108,141	104,689
Other Property and Investments:
Goodwill	5,161	5,161
Nuclear decommissioning trusts, at fair value	2,762	2,621
Equity investments in unconsolidated subsidiaries	1,425	1,416
Other intangible assets, net of amortization	316	332
Miscellaneous property and investments	699	668
Total other property and investments	10,363	10,198
Deferred Charges and Other Assets:
Operating lease right-of-use assets, net of amortization	1,405	1,386
Deferred charges related to income taxes	899	889
Prepaid pension costs	2,881	2,674
Unamortized loss on reacquired debt	195	203
Deferred under recovered fuel clause revenues	325	485
Regulatory assets – asset retirement obligations, deferred	5,115	5,458
Other regulatory assets, deferred	7,338	7,037
Other deferred charges and assets	1,390	1,467
Total deferred charges and other assets	19,548	19,599
Total Assets	148,853	145,180
Current Liabilities:
Securities due within one year	5,365	4,718
Notes payable	988	1,338
Accounts payable	2,948	3,701
Customer deposits	468	486
Accrued taxes —
Accrued income taxes	20	57
Other accrued taxes	800	997
Accrued interest	775	682
Accrued compensation	825	1,261
Asset retirement obligations	683	731
Liabilities from risk management activities, net of collateral	86	160
Operating lease obligations	200	200
Natural gas cost over recovery	107	193
Other regulatory liabilities	264	369
Other current liabilities	1,041	1,100
Total current liabilities	14,570	15,993
Long-term Debt	62,983	58,768
Deferred Credits and Other Liabilities:
Accumulated deferred income taxes	12,294	11,730
Deferred credits related to income taxes	4,446	4,434
Accumulated deferred ITCs	2,017	2,056
Employee benefit obligations	993	1,011
Operating lease obligations, deferred	1,288	1,253
Asset retirement obligations, deferred	8,862	9,203
Other cost of removal obligations	2,028	2,016
Other regulatory liabilities, deferred	671	692
Other deferred credits and liabilities	1,359	1,350
Total deferred credits and other liabilities	33,958	33,745
Total Liabilities	111,511	108,506
Total Stockholders' Equity	37,342	36,674
Total Liabilities and Stockholders' Equity	$ 148,853	$ 145,180