Summary of Significant Accounting Policies and Other Matters (Tables)

3 Months Ended

Mar. 31, 2025

Accounting Policies [Abstract]

Schedule of Basic and Diluted Earnings Per Share

For the three months ended March 31, 2025 and 2024, basic and diluted EPS for Con Edison are calculated as follows:

	For the Three Months Ended March 31,
(Millions of Dollars, except per share amounts/Shares in Millions)	2025	2024
Net income for common stock	$791	$720
Weighted average common shares outstanding – basic	350.1	345.5
Add: Incremental shares attributable to effect of potentially dilutive securities	1.2	1.3
Adjusted weighted average common shares outstanding – diluted	351.3	346.8
Net Income per common share – basic	$2.26	$2.08
Net Income per common share – diluted	$2.25	$2.08

Schedule of Restrictions on Cash and Cash Equivalents

Except as shown below, the Companies did not have material restricted cash balances as of March 31, 2025 or 2024.

	At March 31, 2024
(Millions of Dollars)	Con Edison
Cash and temporary cash investments	$169
Restricted cash (a)	6
Total cash, temporary cash investments and restricted cash	$175

(a)On March 1, 2023, Con Edison completed the sale of all of the stock of the Clean Energy Businesses. See Note Q. Con Edison retained one deferred project, Broken Bow II, a 75 MW nameplate capacity wind power project located in Nebraska. Con Edison's restricted cash for the 2024 period primarily included restricted cash of Broken Bow II, which was classified as held for sale as of March 31, 2024. The sale and transfer of Broken Bow II, including the related debt, was completed in January 2025. See Note Q and Note R.

Schedule of Cash and Cash Equivalents

Except as shown below, the Companies did not have material restricted cash balances as of March 31, 2025 or 2024.

	At March 31, 2024
(Millions of Dollars)	Con Edison
Cash and temporary cash investments	$169
Restricted cash (a)	6
Total cash, temporary cash investments and restricted cash	$175

(a)On March 1, 2023, Con Edison completed the sale of all of the stock of the Clean Energy Businesses. See Note Q. Con Edison retained one deferred project, Broken Bow II, a 75 MW nameplate capacity wind power project located in Nebraska. Con Edison's restricted cash for the 2024 period primarily included restricted cash of Broken Bow II, which was classified as held for sale as of March 31, 2024. The sale and transfer of Broken Bow II, including the related debt, was completed in January 2025. See Note Q and Note R.