Consolidated Balance Sheets (Unaudited) - SPPC - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 3,744	$ 1,565
Inventories	1,605	1,509
Regulatory assets	1,366	1,398
Other current assets	1,295	1,355
Total current assets	12,232	10,198
Regulatory assets	4,204	4,167
Other assets	3,115	3,170
Total assets	140,235	137,840
Current liabilities:
Accounts payable	2,602	3,175
Accrued interest	752	625
Accrued property, income and other taxes	756	828
Other current liabilities	1,942	1,551
Total current liabilities	11,094	13,421
Regulatory liabilities	6,709	6,644
Deferred income taxes	12,343	12,437
Other long-term liabilities	5,935	6,166
Total liabilities	89,976	88,100
Commitments and contingencies
Equity:
Common stock	0	0
Additional paid-in capital	5,573	5,573
Retained earnings	45,417	44,765
Accumulated other comprehensive loss, net	(2,031)	(1,904)
Total shareholder's equity	48,959	48,434
Total liabilities and equity	140,235	137,840
SPPC
Current assets:
Cash and cash equivalents	96	44
Trade receivables, net	159	180
Inventories	126	117
Regulatory assets	85	161
Other current assets	50	35
Total current assets	516	537
Property, plant and equipment, net	3,883	3,822
Regulatory assets	227	220
Other assets	195	193
Total assets	4,821	4,772
Current liabilities:
Accounts payable	197	228
Accrued interest	14	18
Accrued property, income and other taxes	27	21
Regulatory liabilities	34	15
Customer deposits	32	21
Derivative contracts	26	16
Other current liabilities	31	30
Total current liabilities	361	349
Long-term debt, carrying value	1,526	1,293
Regulatory liabilities	423	424
Deferred income taxes	384	404
Other long-term liabilities	252	237
Total liabilities	2,946	2,707
Commitments and contingencies
Equity:
Common stock	0	0
Additional paid-in capital	1,576	1,576
Retained earnings	300	490
Accumulated other comprehensive loss, net	(1)	(1)
Total shareholder's equity	1,875	2,065
Total liabilities and equity	$ 4,821	$ 4,772