Consolidated Balance Sheet - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
CURRENT ASSETS
Cash and temporary cash investments	$ 1,272	$ 981
Accounts receivable - customers, less allowance for uncollectible accounts	1,701	1,236
Other receivables, less allowance for uncollectible accounts	278	184
Taxes receivable	26	20
Accrued unbilled revenue	599	599
Fuel oil, gas in storage, materials and supplies, at average cost	356	352
Prepayments	271	260
Regulatory assets	266	128
Restricted cash	164	236
Revenue decoupling mechanism receivable	137	76
Other current assets	231	200
TOTAL CURRENT ASSETS	5,301	4,272
INVESTMENTS	1,816	2,065
UTILITY PLANT, AT ORIGINAL COST
General	3,880	3,562
TOTAL	50,738	48,136
Less: Accumulated depreciation	11,188	10,322
Net	39,550	37,814
Construction work in progress	2,474	1,937
NET UTILITY PLANT	42,024	39,751
NON-UTILITY PLANT
Non-utility property, less accumulated depreciation	3,893	3,829
Construction work in progress	638	309
NET PLANT	46,555	43,889
OTHER NONCURRENT ASSETS
Goodwill	446	446
Intangible assets, less accumulated amortization of $228 and $126 in 2020 and 2019, respectively	1,460	1,557
Operating lease right-of-use-asset	837
Regulatory assets	6,195	4,859
Other deferred charges and noncurrent assets	285	134
TOTAL OTHER NONCURRENT ASSETS	9,223	7,853
TOTAL ASSETS	62,895	58,079
CURRENT LIABILITIES
Long-term debt due within one year	1,967	1,446
Term Loan	165	0
Notes payable	1,705	1,692
Accounts payable	1,475	1,164
Customer deposits	311	346
Accrued taxes	150	76
Accrued interest	149	153
Accrued wages	108	102
Fair value of derivative liabilities	238	123
Regulatory liabilities	36	102
System benefit charge	528	647
Operating lease liabilities	96	65
Other current liabilities	426	371
TOTAL CURRENT LIABILITIES	7,354	6,287
NONCURRENT LIABILITIES
Provision for injuries and damages	178	130
Pensions and retiree benefits	2,257	1,516
Superfund and other environmental costs	857	734
Asset retirement obligations	576	425
Fair value of derivative liabilities	240	105
Deferred income taxes and unamortized investment tax credits	6,475	6,227
Operating lease liabilities	764	809
Regulatory liabilities	4,513	4,827
Other deferred credits and noncurrent liabilities	234	279
TOTAL NONCURRENT LIABILITIES	16,094	15,052
LONG-TERM DEBT	20,382	18,527
COMMITMENTS, CONTINGENCIES, AND GUARANTEES (Note B, Note G, and Note H)
EQUITY
Common shareholders’ equity	18,847	18,022
Noncontrolling interest	218	191
TOTAL EQUITY (See Statement of Equity)	19,065	18,213
TOTAL LIABILITIES AND EQUITY	62,895	58,079
Electric
UTILITY PLANT, AT ORIGINAL COST
Utility plant, at original cost	33,315	31,866
Gas
UTILITY PLANT, AT ORIGINAL COST
Utility plant, at original cost	10,847	10,107
Steam
UTILITY PLANT, AT ORIGINAL COST
Utility plant, at original cost	2,696	2,601
CECONY
CURRENT ASSETS
Cash and temporary cash investments	1,067	933
Accounts receivable - customers, less allowance for uncollectible accounts	1,595	1,153
Other receivables, less allowance for uncollectible accounts	134	120
Taxes receivable	8	0
Accrued unbilled revenue	523	477
Accounts receivable from affiliated companies	134	73
Fuel oil, gas in storage, materials and supplies, at average cost	291	293
Prepayments	159	178
Regulatory assets	244	113
Revenue decoupling mechanism receivable	129	76
Other current assets	123	127
TOTAL CURRENT ASSETS	4,407	3,543
INVESTMENTS	541	461
UTILITY PLANT, AT ORIGINAL COST
General	3,585	3,271
TOTAL	47,529	45,090
Less: Accumulated depreciation	10,297	9,490
Net	37,232	35,600
Construction work in progress	2,320	1,812
NET UTILITY PLANT	39,552	37,412
NON-UTILITY PLANT
Non-utility property, less accumulated depreciation	2	2
NET PLANT	39,554	37,414
OTHER NONCURRENT ASSETS
Goodwill	245	245
Operating lease right-of-use-asset	578	601
Regulatory assets	5,745	4,487
Other deferred charges and noncurrent assets	142	51
TOTAL OTHER NONCURRENT ASSETS	6,465	5,139
TOTAL ASSETS	50,967	46,557
CURRENT LIABILITIES
Long-term debt due within one year	640	350
Notes payable	1,660	1,137
Accounts payable	1,232	956
Customer deposits	296	334
Accounts payable to affiliated companies	22	13
Accrued taxes	132	71
Accrued taxes to affiliated companies	1	0
Accrued interest	126	113
Accrued wages	97	92
Fair value of derivative liabilities	163	81
Regulatory liabilities	11	63
System benefit charge	475	587
Operating lease liabilities	73	54
Other current liabilities	319	280
TOTAL CURRENT LIABILITIES	5,247	4,131
NONCURRENT LIABILITIES
Provision for injuries and damages	172	125
Pensions and retiree benefits	1,943	1,241
Superfund and other environmental costs	780	654
Asset retirement obligations	508	362
Fair value of derivative liabilities	105	65
Deferred income taxes and unamortized investment tax credits	6,411	6,000
Operating lease liabilities	512	551
Regulatory liabilities	4,094	4,427
Other deferred credits and noncurrent liabilities	197	240
TOTAL NONCURRENT LIABILITIES	14,722	13,665
LONG-TERM DEBT	16,149	14,614
COMMITMENTS, CONTINGENCIES, AND GUARANTEES (Note B, Note G, and Note H)
EQUITY
Common shareholders’ equity	14,849	14,147
TOTAL LIABILITIES AND EQUITY	50,967	46,557
CECONY | Electric
UTILITY PLANT, AT ORIGINAL COST
Utility plant, at original cost	31,327	29,989
CECONY | Gas
UTILITY PLANT, AT ORIGINAL COST
Utility plant, at original cost	9,921	9,229
CECONY | Steam
UTILITY PLANT, AT ORIGINAL COST
Utility plant, at original cost	$ 2,696	$ 2,601