- Definition

Maximum basis points that can be added to the average rate on 30-year treasury notes, to determine the allowed ROE for ComEd's revenue requirement.

+ References

No definition available.

+ Details

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- Definition

Amount of public utility's requested rate increase (decrease) with regulatory agency, initial revenue requirement.

+ References

No definition available.

+ Details

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- Definition

Amount of public utility's requested rate increase (decrease) with regulatory agency, prior year annual reconciliation.

+ References

No definition available.

+ Details

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- Definition

Line Items for Regulatory Matters Pending Rate Cases [Table]

+ References

No definition available.

+ Details

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- Definition

Percentage of public utility's requested equity to capital, including debt and equity.

+ References

No definition available.

+ Details

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- Definition

Amount of public utility's amended requested rate increase (decrease) with regulatory agency.

+ References

No definition available.

+ Details

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- Definition

Amount of public utility's requested rate increase (decrease) with regulatory agency.

+ References

No definition available.

+ Details

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- Definition

Percentage of public utility's requested return on equity.

+ References

No definition available.

+ Details

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- Details

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Regulatory Matters - Schedule of Pending Rate Cases (Details) (Details) - USD ($) $ in Millions	Oct. 26, 2020	Oct. 09, 2020	Sep. 30, 2020	Sep. 11, 2020	Jun. 01, 2020	Apr. 16, 2020
Illinois 2020 Electric Distribution Base Rate Case [Member] \| Commonwealth Edison Co [Member]
Regulatory Matters Pending Rate Cases [Line Items]
Requested Revenue Requirement Increase (Decrease)						$ (11)
Public Utilities, Requested Rate Increase (Decrease), Initial Revenue Requirement, Amount						51
Public Utilities Requested Rate Increase (Decrease), Prior Year Annual Reconciliation						$ (62)
Requested Return on Equity, Percentage						8.38%
Requested Return on Distribution Rate Base, Percentage						6.28%
Basis points for ComEd's Revenue Requirement						580
Pennsylvania 2020 Natural Gas Distribution Base Rate Case \| PECO Energy Co [Member]
Regulatory Matters Pending Rate Cases [Line Items]
Requested Revenue Requirement Increase (Decrease)			$ 69
Requested Return on Equity, Percentage			10.95%
Maryland 2020 Distribution Base Rate Case [Member] \| Baltimore Gas and Electric Company [Member]
Regulatory Matters Pending Rate Cases [Line Items]
Requested Revenue Requirement Increase (Decrease)				$ 228
Requested Return on Equity, Percentage				10.10%
Maryland 2020 Gas Distribution Base Rate Case [Member] \| Baltimore Gas and Electric Company [Member]
Regulatory Matters Pending Rate Cases [Line Items]
Requested Revenue Requirement Increase (Decrease)				$ 91
District of Columbia 2019 Electric Distribution Base Rate Case [Member] \| Potomac Electric Power Company [Member]
Regulatory Matters Pending Rate Cases [Line Items]
Requested Revenue Requirement Increase (Decrease), Amended					$ 136
Requested Return on Equity, Percentage					9.70%
District of Columbia 2019 Electric Distribution Base Rate Case [Member] \| Potomac Electric Power Company [Member] \| 2022 [Member]
Regulatory Matters Pending Rate Cases [Line Items]
Requested Revenue Requirement Increase (Decrease), Amended					$ 73
District of Columbia 2019 Electric Distribution Base Rate Case [Member] \| Potomac Electric Power Company [Member] \| 2023 [Member]
Regulatory Matters Pending Rate Cases [Line Items]
Requested Revenue Requirement Increase (Decrease), Amended					$ 63
Maryland 2020 Electric Distribution Base Rate Case [Member] \| Baltimore Gas and Electric Company [Member]
Regulatory Matters Pending Rate Cases [Line Items]
Requested Revenue Requirement Increase (Decrease)				$ 137
Maryland 2020 Electric Distribution Base Rate Case [Member] \| Potomac Electric Power Company [Member] \| 2023 [Member]
Regulatory Matters Pending Rate Cases [Line Items]
Requested Revenue Requirement Increase (Decrease), Amended	$ 56
Maryland 2020 Electric Distribution Base Rate Case [Member] \| Potomac Electric Power Company [Member] \| 2024 [Member]
Regulatory Matters Pending Rate Cases [Line Items]
Requested Revenue Requirement Increase (Decrease), Amended	54
Maryland 2020 Electric Distribution Base Rate Case [Member] \| Potomac Electric Power Company [Member] \| Subsequent Event [Member]
Regulatory Matters Pending Rate Cases [Line Items]
Requested Revenue Requirement Increase (Decrease), Amended	$ 110
Requested Return on Equity, Percentage	10.20%
Delaware 2020 Gas Distribution Base Rate Case [Member] \| Delmarva Power and Light Company [Member] \| Subsequent Event [Member]
Regulatory Matters Pending Rate Cases [Line Items]
Requested Revenue Requirement Increase (Decrease), Amended		$ 7
Requested Return on Equity, Percentage		10.30%
Delaware 2020 Electric Distribution Base Rate Case [Member] \| Delmarva Power and Light Company [Member] \| Subsequent Event [Member]
Regulatory Matters Pending Rate Cases [Line Items]
Requested Revenue Requirement Increase (Decrease), Amended	$ 24
Requested Return on Equity, Percentage	10.30%