Condensed Consolidated Balance Sheets (Unaudited) - SPC - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023
Current Assets:
Cash and cash equivalents	$ 1,152	$ 748
Receivables —
Customer accounts, net and Affiliated	2,239	2,030
Other	549	519
Materials and supplies	2,129	1,989
Other current assets	525	569
Total current assets	10,993	10,432
Property, Plant, and Equipment:
In service	134,354	128,428
Less: Accumulated depreciation	38,995	37,725
Plant in service, net of depreciation	95,359	90,703
Construction work in progress	5,231	7,784
Total property, plant, and equipment	101,888	99,844
Other Property and Investments:
Total other property and investments	10,129	9,986
Deferred Charges and Other Assets:
Operating lease right-of-use assets, net of amortization	1,430	1,432
Other deferred charges and assets	1,449	1,468
Total deferred charges and other assets	18,927	19,069
Total Assets	141,937	139,331
Current Liabilities:
Notes payable	1,334	2,314
Accounts payable —
Accrued interest	702	652
Operating lease obligations	193	183
Other current liabilities	1,271	1,029
Total current liabilities	12,028	13,467
Long-term Debt	59,883	57,210
Deferred Credits and Other Liabilities:
Accumulated deferred income taxes	11,339	10,990
Accumulated deferred ITCs	2,026	2,067
Operating lease obligations, deferred	1,309	1,307
Other deferred credits and liabilities	1,160	1,031
Total deferred credits and other liabilities	33,915	33,429
Total Liabilities	105,826	104,106
Total Stockholders' Equity (See accompanying statements)	36,111	35,225
Total Liabilities and Stockholders' Equity	141,937	139,331
SOUTHERN POWER CO
Current Assets:
Cash and cash equivalents	145	124
Receivables —
Other	43	54
Materials and supplies	92	80
Prepaid income taxes	46	2
Other current assets	80	90
Total current assets	647	523
Property, Plant, and Equipment:
In service	14,940	14,690
Less: Accumulated depreciation	4,318	4,119
Plant in service, net of depreciation	10,622	10,571
Construction work in progress	134	278
Total property, plant, and equipment	10,756	10,849
Other Property and Investments:
Intangible assets, net of amortization	234	243
Net investment in sales-type leases	145	148
Total other property and investments	379	391
Deferred Charges and Other Assets:
Operating lease right-of-use assets, net of amortization	483	488
Prepaid LTSAs	233	248
Other deferred charges and assets	266	262
Total deferred charges and other assets	982	998
Total Assets	12,764	12,761
Current Liabilities:
Notes payable	219	138
Accounts payable —
Accrued taxes	26	26
Accrued interest	22	27
Operating lease obligations	28	29
Other current liabilities	85	97
Total current liabilities	515	490
Long-term Debt	2,694	2,711
Deferred Credits and Other Liabilities:
Accumulated deferred income taxes	684	614
Accumulated deferred ITCs	1,469	1,498
Operating lease obligations, deferred	506	517
Other deferred credits and liabilities	253	233
Total deferred credits and other liabilities	2,912	2,862
Total Liabilities	6,121	6,063
Total Stockholders' Equity (See accompanying statements)	6,643	6,698
Total Liabilities and Stockholders' Equity	12,764	12,761
SOUTHERN POWER CO | Nonrelated Party
Receivables —
Customer accounts, net and Affiliated	193	136
Accounts payable —
Affiliated and Other	59	91
SOUTHERN POWER CO | Related Party
Receivables —
Customer accounts, net and Affiliated	48	37
Accounts payable —
Affiliated and Other	$ 76	$ 82