XML 78 R49.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Electricity Purchase Agreements (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2021
Regulated Operations [Abstract] |
Summary of Estimated Capacity and Other Fixed Payments | The future capacity and other fixed payments under the electricity purchase agreements are estimated to be as follows:
(Millions of Dollars) | 2022 |  | 2023 |  | 2024 |  | 2025 |  | 2026 |  | All Years Thereafter
Con Edison | $126 |  | $78 |  | $55 |  | $55 |  | $56 |  | $434
CECONY | 124 |  | 78 |  | 55 |  | 55 |  | 56 |  | 434
Summary of Capacity, Energy and Other Fixed Payments | The company’s payments under the significant terms of the agreements for capacity, energy and other fixed payments in 2021, 2020 and 2019 were as follows:
| For the Years Ended December 31,
(Millions of Dollars) | 2021 |  | 2020 |  | 2019
Astoria Generating Company (a) | $20 |  | $26 |  | $116
Brooklyn Navy Yard (b) | 139 |  | 113 |  | 115
Total | $159 |  | $139 |  | $231
(a) Capacity purchase agreements with terms ending in 2021 through 2023. (b) Contract for plant output, which started in 1996 and ends in 2036.

X
- Definition Estimated Aggregate Amounts Of Minimum Fixed Payments On Purchase And Service Obligations Table [Text Block] + References No definition available. + Details
Name: | ed_EstimatedAggregateAmountsOfMinimumFixedPaymentsOnPurchaseAndServiceObligationsTableTableTextBlock
Namespace Prefix: | ed_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule Of Fixed Capacity Payment Commitments Table [Text Block] + References No definition available. + Details
Name: | ed_ScheduleOfFixedCapacityPaymentCommitmentsTableTableTextBlock
Namespace Prefix: | ed_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_RegulatedOperationsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration