Consolidated Balance Sheets (Unaudited) - SPPC - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 963	$ 1,591
Inventories	1,299	1,256
Regulatory assets	1,612	1,319
Other current assets	1,202	1,345
Total current assets	11,325	11,002
Regulatory assets	3,945	3,743
Other assets	3,273	3,290
Total assets	134,454	133,840
Current liabilities:
Accounts payable	2,109	2,679
Short-term debt	1,819	1,119
Current portion of long-term debt	3,090	3,201
Other current liabilities	1,720	1,677
Total current liabilities	10,415	10,313
Regulatory liabilities	6,578	7,070
Deferred income taxes	12,705	12,678
Other long-term liabilities	5,045	4,706
Total liabilities	82,803	83,201
Commitments and contingencies
Equity:
Common stock	0	0
Additional paid-in capital	6,298	6,298
Retained earnings	42,814	41,833
Accumulated other comprehensive loss, net	(2,109)	(2,149)
Total shareholder's equity, parent	47,853	46,832
Total liabilities and equity	134,454	133,840
SPPC
Current assets:
Cash and cash equivalents	8	49
Trade receivables, net	181	175
Inventories	83	79
Regulatory assets	310	357
Other current assets	34	50
Total current assets	616	710
Property, plant and equipment, net	3,622	3,587
Regulatory assets	261	254
Other assets	184	181
Total assets	4,683	4,732
Current liabilities:
Accounts payable	162	224
Notes payable	0	70
Short-term debt	50	0
Current portion of long-term debt	250	250
Other current liabilities	140	108
Total current liabilities	602	652
Long-term debt, carrying value	898	898
Finance lease obligations	98	100
Regulatory liabilities	428	436
Deferred income taxes	438	445
Other long-term liabilities	144	153
Total liabilities	2,608	2,684
Commitments and contingencies
Equity:
Common stock	0	0
Additional paid-in capital	1,576	1,576
Retained earnings	500	473
Accumulated other comprehensive loss, net	(1)	(1)
Total shareholder's equity, parent	2,075	2,048
Total liabilities and equity	$ 4,683	$ 4,732