| Submission | Feb. 18, 2025 |
| Submission [Line Items] | |
| Central Index Key | 0001109357 |
| Registrant Name | EXELON CORP |
| Registration File Number | 333-266487 |
| Form Type | S-3 |
| Submission Type | 424B2 |
| Fee Exhibit Type | EX-FILING FEES |
| Fees Summary | Feb. 18, 2025 USD ($) |
| Fees Summary [Line Items] | |
| Narrative Disclosure | The prospectus to which this Exhibit 107 is attached is a final prospectus for the related offering. The maximum aggregate offering price for such offering is $997,980,000. |
| Narrative - Max Aggregate Offering Price | $ 997,980,000 |
| Final Prospectus | true |
