Consolidated Balance Sheets - PECO - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Current assets
Cash and cash equivalents	$ 445	$ 407
Restricted cash and cash equivalents	482	566
Accounts receivable
Customer accounts receivable	2,659	2,544
Customer allowance for credit losses	(317)	(327)
Customer accounts receivable, net	2,342	2,217
Other accounts receivable	1,101	1,426
Other allowance for credit losses	(82)	(82)
Other accounts receivable, net	1,019	1,344
Inventories, net
Fossil fuel	94	208
Materials and supplies	707	547
Regulatory assets	2,215	1,641
Other	473	406
Total current assets	7,777	7,336
Property, plant and equipment, net	73,593	69,076
Deferred debits and other assets
Regulatory assets	8,698	8,037
Receivable related to Regulatory Agreement Units	3,232	2,897
Investments	251	232
Total deferred debits and other assets	20,176	18,937
Total assets	101,546	95,349
Current liabilities
Short-term borrowings	2,523	2,586
Long-term debt due within one year	1,403	1,802
Accrued expenses	1,375	1,226
Regulatory liabilities	389	437
Other	968	1,155
Total current liabilities	9,591	10,611
Deferred credits and other liabilities
Deferred income taxes and unamortized investment tax credits	11,956	11,250
Regulatory liabilities	9,576	9,112
Asset retirement obligations	267	269
Non-pension postretirement benefit obligations	527	507
Other	2,088	1,967
Total deferred credits and other liabilities	26,118	24,332
Total liabilities	75,791	70,605
Commitments and contingencies
Shareholders’ equity
Common stock	21,114	20,908
Retained earnings	5,490	4,597
Total shareholders’ equity	25,755	24,744
Total liabilities and member's equity	101,546	95,349
Related Party
Current liabilities
Accounts payable	5	5
Long-term debt to financing trusts	390	390
Nonrelated Party
Deferred debits and other assets
Other	1,365	1,141
Current liabilities
Accounts payable	2,846	3,382
Long-term debt	39,692	35,272
PECO Energy Co
Current assets
Cash and cash equivalents	42	59
Restricted cash and cash equivalents	9	9
Accounts receivable
Customer accounts receivable	527	635
Customer allowance for credit losses	(95)	(105)
Customer accounts receivable, net	432	530
Other accounts receivable	117	153
Other allowance for credit losses	(8)	(9)
Other accounts receivable, net	109	144
Inventories, net
Fossil fuel	50	99
Materials and supplies	67	52
Regulatory assets	127	80
Other	65	38
Total current assets	903	1,015
Property, plant and equipment, net	13,128	12,125
Deferred debits and other assets
Regulatory assets	793	652
Receivable related to Regulatory Agreement Units	278	237
Investments	35	30
Prepaid pension asset	429	413
Total deferred debits and other assets	1,564	1,362
Total assets	15,595	14,502
Current liabilities
Short-term borrowings	165	239
Long-term debt due within one year	0	50
Accrued expenses	236	142
Customer deposits	79	63
Regulatory liabilities	92	75
Other	59	32
Total current liabilities	1,182	1,311
Long-term debt	5,134	4,562
Deferred credits and other liabilities
Deferred income taxes and unamortized investment tax credits	2,321	2,213
Regulatory liabilities	314	270
Asset retirement obligations	26	28
Non-pension postretirement benefit obligations	286	286
Other	79	85
Total deferred credits and other liabilities	3,026	2,882
Total liabilities	9,526	8,939
Commitments and contingencies
Shareholders’ equity
Common stock	4,050	3,702
Retained earnings	2,019	1,861
Total shareholders’ equity	6,069	5,563
Total liabilities and member's equity	15,595	14,502
PECO Energy Co | Related Party
Accounts receivable
Receivable from affiliates	2	4
Current liabilities
Accounts payable	39	42
Long-term debt	184	184
Long-term debt to financing trusts	184	184
PECO Energy Co | Nonrelated Party
Deferred debits and other assets
Other	29	30
Current liabilities
Accounts payable	512	668
Long-term debt	$ 5,134	$ 4,562