Balance Sheets - MEC - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 1,591	$ 1,096
Inventories	1,256	1,122
Other current assets	1,345	1,583
Total current assets	11,002	8,248
Regulatory assets	3,743	3,419
Investments and restricted cash and cash equivalents and investments	11,273	15,788
Other assets	3,290	3,144
Total assets	133,840	132,065
Current liabilities:
Accounts payable	2,679	2,136
Accrued interest	558	537
Accrued property, income and other taxes	746	606
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
Total shareholder's equity	46,832	46,694
Total liabilities and shareholder's equity	133,840	132,065
MEC
Current assets:
Cash and cash equivalents	258	232
Trade receivables, net	536	526
Income taxes receivable	42	79
Inventories	277	234
Prepayments	91	71
Other current assets	66	52
Total current assets	1,270	1,194
Property, plant and equipment, net	21,091	20,301
Regulatory assets	550	473
Investments and restricted cash and cash equivalents and investments	902	1,026
Other assets	165	263
Total assets	23,978	23,257
Current liabilities:
Accounts payable	536	531
Accrued interest	85	84
Accrued property, income and other taxes	170	158
Current portion of long-term debt	317	0
Other current liabilities	93	145
Total current liabilities	1,201	918
Long-term debt	7,412	7,721
Regulatory liabilities	1,119	1,080
Deferred income taxes	3,433	3,389
Asset retirement obligations	683	714
Other long-term liabilities	485	475
Total liabilities	14,333	14,297
Commitments and contingencies
Equity:
Common stock	0	0
Additional paid-in capital	561	561
Retained earnings	9,084	8,399
Total shareholder's equity	9,645	8,960
Total liabilities and shareholder's equity	$ 23,978	$ 23,257