Shareholders' Equity (Tables) |
3 Months Ended | 9 Months Ended | 12 Months Ended | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Mar. 31, 2026 |
Sep. 30, 2026 |
Dec. 31, 2025 |
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| Equity [Abstract] | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Common Stock Issuances | Exelon issued the following shares of Common stock in the second and third quarters of 2026:
_________ (a)Proceeds were used for general corporate purposes. (b)In the second quarter of 2026, Exelon settled all forward sale agreements with a November 16, 2026 maturity date and a portion of the forward sale agreements with December 15, 2026 and July 30, 2027 maturity dates that were entered into by various forward sellers under the ATM program as outlined below. (c)In the third quarter of 2026, Exelon settled a forward sale agreement with a December 15, 2026 maturity date that was entered into by the forward seller under the ATM program as outlined below.
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| Schedule of Forward Contracts Indexed to Issuer's Equity | The following forward sale agreements were entered into under Exelon’s ATM program in the first quarter of 2026:
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| ATM Forward Contracts Not Settled | Additionally, the following forward sale agreements were entered into during the twelve months ended 2025 under Exelon’s ATM program and were not settled as of December 31, 2025:
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