Consolidated Balance Sheets - SPPC - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 1,591	$ 1,096
Inventories	1,256	1,122
Regulatory assets	1,319	544
Other current assets	1,345	1,583
Total current assets	11,002	8,248
Regulatory assets	3,743	3,419
Other assets	3,290	3,144
Total assets	133,840	132,065
Current liabilities:
Accounts payable	2,679	2,136
Short-term debt	1,119	2,009
Current portion of long-term debt	3,201	1,265
Other current liabilities	1,677	1,837
Total current liabilities	10,313	8,762
Regulatory liabilities	7,070	6,960
Deferred income taxes	12,678	12,938
Other long-term liabilities	4,706	4,319
Total liabilities	83,201	81,476
Commitments and contingencies
Equity:
Common stock	0	0
Additional paid-in capital	6,298	6,374
Retained earnings	41,833	40,754
Accumulated other comprehensive loss, net	(2,149)	(1,340)
Total shareholder's equity	46,832	46,694
Total liabilities and shareholder's equity	133,840	132,065
SPPC
Current assets:
Cash and cash equivalents	49	10
Trade receivables, net	175	128
Inventories	79	65
Regulatory assets	357	177
Other current assets	50	35
Total current assets	710	415
Property, plant and equipment, net	3,587	3,340
Regulatory assets	254	263
Other assets	181	205
Total assets	4,732	4,223
Current liabilities:
Accounts payable	224	147
Note payable to affiliate	70	0
Short-term debt	0	159
Current portion of long-term debt	250	0
Other current liabilities	108	108
Total current liabilities	652	414
Long-term debt	898	1,164
Finance lease obligations	100	106
Regulatory liabilities	436	444
Deferred income taxes	445	402
Other long-term liabilities	153	158
Total liabilities	2,684	2,688
Commitments and contingencies
Equity:
Common stock	0	0
Additional paid-in capital	1,576	1,111
Retained earnings	473	425
Accumulated other comprehensive loss, net	(1)	(1)
Total shareholder's equity	2,048	1,535
Total liabilities and shareholder's equity	$ 4,732	$ 4,223