| Submission | Feb. 19, 2025 |
| Submission [Line Items] | |
| Central Index Key | 0000811156 |
| Registrant Name | CMS ENERGY CORP |
| Registration File Number | 333-270060 |
| Form Type | S-3 |
| Submission Type | 424B2 |
| Fee Exhibit Type | EX-FILING FEES |
| Offerings - Offering: 1 | Feb. 19, 2025 USD ($) |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Security Type | Debt |
| Security Class Title | 6.50% Fixed-to-Fixed Reset Rate Junior Subordinated Notes due 2055 |
| Maximum Aggregate Offering Price | $ 1,000,000,000 |
| Fee Rate | 0.01531% |
| Amount of Registration Fee | $ 153,100 |
| Offering Note | This "Calculation of Filing Fee" table shall be deemed to update the "Calculation of Registration Fee" table in Registration Statement No. 333-270060. |
| Fees Summary | Feb. 19, 2025 USD ($) |
| Fees Summary [Line Items] | |
| Total Offering | $ 1,000,000,000 |
| Previously Paid Amount | 0 |
| Total Fee Amount | 153,100 |
| Total Offset Amount | $ 0 |
| Narrative Disclosure | |
| Net Fee | $ 153,100 |
| Narrative - Max Aggregate Offering Price | $ 1,000,000,000 |
| Final Prospectus | true |
