Contract With Customer, Cost Of Program, Recovery Period

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- Definition

Contract With Customer, Receivable, Expected Amount

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- Definition

Revenue From Contracts With Customer, Late Payment Charges And Fees

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- Definition

Revenue From Contracts With Customer, Late Payment Charges And Fees, Reserve

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- Definition

Suspension Period Of Residential Terminations

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- Definition

Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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- Definition

Amount of allowance for credit loss on accounts receivable, classified as current.

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- Definition

Amount of direct write-downs of accounts receivable charged against the allowance.

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- Definition

The carrying amount of deferred costs.

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- Definition

Amount of government assistance recognized.

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- Definition

Duration of government assistance transaction, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax credits. Including, but not limited to, research credit, foreign tax credit, investment tax credit, and other tax credits.

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- Definition

Amount of expense (reversal of expense) for expected credit loss on accounts receivable.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Regulatory Matters - COVID-19 Regulatory Matters (Details) - USD ($) $ in Millions	1 Months Ended		3 Months Ended		12 Months Ended	13 Months Ended	25 Months Ended	34 Months Ended	37 Months Ended	39 Months Ended
	Jan. 31, 2023	Jan. 31, 2021	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2023	Dec. 31, 2022	Mar. 31, 2022	Dec. 31, 2022	Mar. 31, 2023	Mar. 31, 2023	Dec. 31, 2021	Nov. 30, 2021	Jan. 01, 2021
Public Utilities, General Disclosures [Line Items]
Reserve adjustments			$ (78.0)	$ 19.0
Accounts receivable - customers, allowance for uncollectible accounts			244.0			$ 322.0		$ 322.0	$ 244.0	$ 244.0
Subsidiaries
Public Utilities, General Disclosures [Line Items]
Reserve adjustments			(78.0)	20.0
Accounts receivable - customers, allowance for uncollectible accounts			236.0			314.0		314.0	236.0	236.0
CECONY \| Subsidiaries \| COVID-19 Arrears Assistance Program
Public Utilities, General Disclosures [Line Items]
Credits issued from government assistance			343.6	359.9
Eligible credit recovery period (in years)	10 years
O&R \| Subsidiaries \| COVID-19 Arrears Assistance Program
Public Utilities, General Disclosures [Line Items]
Credits issued from government assistance			2.2	6.1
Eligible credit recovery period (in years)	1 year
COVID-19
Public Utilities, General Disclosures [Line Items]
Deferred costs			$ 0.3						0.3	0.3
COVID-19 \| Consolidated Edison Company of New York, Inc. And Orange And Rockland \| Subsidiaries
Public Utilities, General Disclosures [Line Items]
Reserve for customer arrearages											$ 7.0
COVID-19 \| Consolidated Edison Company of New York, Inc. And Orange And Rockland \| Electric and Gas Transmission Projects \| Subsidiaries
Public Utilities, General Disclosures [Line Items]
Write off							$ 11.0	46.0
Suspension period (in days)			30 days
COVID-19 \| CECONY \| Subsidiaries
Public Utilities, General Disclosures [Line Items]
Reserve for customer arrearages												$ 7.0
COVID-19 \| CECONY \| Electric and Gas Transmission Projects \| Subsidiaries
Public Utilities, General Disclosures [Line Items]
Reserve adjustments										172.0
Write off									19.0
Account receivable, before allowance for credit loss						164.5		164.5
Accounts receivable - customers, allowance for uncollectible accounts						108.4		108.4
Tax credit			$ 2.8	80.0
COVID-19 \| CECONY \| Electric and Gas Transmission Projects \| Subsidiaries \| COVID-19 Arrears Phase 1 Assistance Program
Public Utilities, General Disclosures [Line Items]
Accounts receivable - customers, allowance for uncollectible accounts						13.2		13.2
COVID-19 \| CECONY \| Electric and Gas Transmission Projects \| Subsidiaries \| COVID-19 Arrears Phase 2 Assistance Program
Public Utilities, General Disclosures [Line Items]
Accounts receivable - customers, allowance for uncollectible accounts						327.6		327.6
COVID-19 \| CECONY \| Gas \| Subsidiaries
Public Utilities, General Disclosures [Line Items]
Late payment charges and fees						7.0
COVID-19 \| CECONY \| Gas \| Subsidiaries \| Scenario, Forecast
Public Utilities, General Disclosures [Line Items]
Late payment charges and fees					$ 4.0
COVID-19 \| CECONY \| Electric \| Subsidiaries
Public Utilities, General Disclosures [Line Items]
Late payment charges and fees						43.0
COVID-19 \| CECONY \| Electric \| Subsidiaries \| Scenario, Forecast
Public Utilities, General Disclosures [Line Items]
Late payment charges and fees					$ 19.0
COVID-19 \| O&R \| Electric and Gas Transmission Projects \| Subsidiaries
Public Utilities, General Disclosures [Line Items]
Account receivable, before allowance for credit loss						1.6		1.6
Accounts receivable - customers, allowance for uncollectible accounts						$ 3.2		$ 3.2
Tax credit				$ 1.3
COVID-19 \| O&R \| Electric and Gas Transmission Projects \| Subsidiaries \| COVID-19 Arrears Phase 1 Assistance Program
Public Utilities, General Disclosures [Line Items]
Accounts receivable - customers, allowance for uncollectible accounts			0.1						0.1	0.1
COVID-19 \| O&R \| Electric and Gas Transmission Projects \| Subsidiaries \| COVID-19 Arrears Phase 2 Assistance Program
Public Utilities, General Disclosures [Line Items]
Accounts receivable - customers, allowance for uncollectible accounts			$ 2.1						2.1	2.1
COVID-19 \| O&R \| Gas \| Subsidiaries
Public Utilities, General Disclosures [Line Items]
Reserve adjustments										$ 2.0
Write off									$ 1.0
Summer Cooling Credit Program \| Residential Customers \| COVID-19 \| CECONY \| Subsidiaries
Public Utilities, General Disclosures [Line Items]
Expected deferred revenue													$ 63.4
Cost of the program, recovery period		5 years