| Submission | Aug. 01, 2024 |
| Submission [Line Items] | |
| Central Index Key | 0000783325 |
| Registrant Name | WEC ENERGY GROUP, INC. |
| Form Type | S-3 |
| Submission Type | S-3ASR |
| Fee Exhibit Type | EX-FILING FEES |
| Offerings | Aug. 01, 2024 |
| Offering: 1 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Security Type | Equity |
| Security Class Title | Common Stock, par value $0.01 per share |
| Fee Rate | 0.01476% |
| Offering Note | (1) There are being registered hereunder such presently indeterminate (a) number of shares of Common Stock, par value $0.01 per share, Preferred Stock, Depositary Shares, Purchase Contracts and Units and (b) principal amount of Debt Securities of WEC Energy Group, Inc. (the "Company") as may from time to time be issued at indeterminate prices. (2) In accordance with Rules 456(b) and 457(r) under the Securities Act of 1933, as amended (the "Securities Act"), the Company is deferring payment of all of the registration fees. |
| Offering: 2 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Security Type | Equity |
| Security Class Title | Preferred Stock |
| Fee Rate | 0.01476% |
| Offering Note | (1) There are being registered hereunder such presently indeterminate (a) number of shares of Common Stock, par value $0.01 per share, Preferred Stock, Depositary Shares, Purchase Contracts and Units and (b) principal amount of Debt Securities of WEC Energy Group, Inc. (the "Company") as may from time to time be issued at indeterminate prices. (2) In accordance with Rules 456(b) and 457(r) under the Securities Act of 1933, as amended (the "Securities Act"), the Company is deferring payment of all of the registration fees. |
| Offering: 3 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Security Type | Debt |
| Security Class Title | Debt Securities |
| Fee Rate | 0.01476% |
| Offering Note | (1) There are being registered hereunder such presently indeterminate (a) number of shares of Common Stock, par value $0.01 per share, Preferred Stock, Depositary Shares, Purchase Contracts and Units and (b) principal amount of Debt Securities of WEC Energy Group, Inc. (the "Company") as may from time to time be issued at indeterminate prices. (2) In accordance with Rules 456(b) and 457(r) under the Securities Act of 1933, as amended (the "Securities Act"), the Company is deferring payment of all of the registration fees. |
| Offering: 4 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Security Type | Equity |
| Security Class Title | Depositary Shares |
| Fee Rate | 0.01476% |
| Offering Note | (1) There are being registered hereunder such presently indeterminate (a) number of shares of Common Stock, par value $0.01 per share, Preferred Stock, Depositary Shares, Purchase Contracts and Units and (b) principal amount of Debt Securities of WEC Energy Group, Inc. (the "Company") as may from time to time be issued at indeterminate prices. (2) In accordance with Rules 456(b) and 457(r) under the Securities Act of 1933, as amended (the "Securities Act"), the Company is deferring payment of all of the registration fees. |
| Offering: 5 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Security Type | Other |
| Security Class Title | Purchase Contracts |
| Fee Rate | 0.01476% |
| Offering Note | (1) There are being registered hereunder such presently indeterminate (a) number of shares of Common Stock, par value $0.01 per share, Preferred Stock, Depositary Shares, Purchase Contracts and Units and (b) principal amount of Debt Securities of WEC Energy Group, Inc. (the "Company") as may from time to time be issued at indeterminate prices. (2) In accordance with Rules 456(b) and 457(r) under the Securities Act of 1933, as amended (the "Securities Act"), the Company is deferring payment of all of the registration fees. |
| Offering: 6 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Security Type | Other |
| Security Class Title | Units |
| Fee Rate | 0.01476% |
| Offering Note | (1) There are being registered hereunder such presently indeterminate (a) number of shares of Common Stock, par value $0.01 per share, Preferred Stock, Depositary Shares, Purchase Contracts and Units and (b) principal amount of Debt Securities of WEC Energy Group, Inc. (the "Company") as may from time to time be issued at indeterminate prices. (2) In accordance with Rules 456(b) and 457(r) under the Securities Act of 1933, as amended (the "Securities Act"), the Company is deferring payment of all of the registration fees. |
| Fees Summary | Aug. 01, 2024 USD ($) |
| Fees Summary [Line Items] | |
| Total Offering | $ 0 |
| Previously Paid Amount | 0 |
| Total Fee Amount | 0 |
| Total Offset Amount | 0 |
| Net Fee | $ 0 |
