Investment Objectives and Goals |
Feb. 28, 2026 |
|---|---|
| MFS Active Core Plus Bond ETF | |
| Prospectus [Line Items] | |
| Risk/Return [Heading] | MFS® Active Core Plus Bond ETF Summary of Key Information |
| Objective [Heading] | Investment Objective |
| Objective, Primary [Text Block] | The fund’s investment objective is to seek total return with an emphasis on current income, but also considering capital appreciation. |
| MFS Active Growth ETF | |
| Prospectus [Line Items] | |
| Risk/Return [Heading] | MFS® Active Growth ETF Summary of Key Information |
| Objective [Heading] | Investment Objective |
| Objective, Primary [Text Block] | The fund’s investment objective is to seek capital appreciation. |
| MFS Active Intermediate Muni Bond ETF | |
| Prospectus [Line Items] | |
| Risk/Return [Heading] | MFS® Active Intermediate Muni Bond ETF Summary of Key Information |
| Objective [Heading] | Investment Objective |
| Objective, Primary [Text Block] | The fund’s investment objective is to seek total return with an emphasis on income exempt from U.S. federal income tax, but also considering capital appreciation. |
| MFS Active International ETF | |
| Prospectus [Line Items] | |
| Risk/Return [Heading] | MFS® Active International ETF Summary of Key Information |
| Objective [Heading] | Investment Objective |
| Objective, Primary [Text Block] | The fund’s investment objective is to seek capital appreciation. |
| MFS Active Mid Cap ETF | |
| Prospectus [Line Items] | |
| Risk/Return [Heading] | MFS® Active Mid Cap ETF Summary of Key Information |
| Objective [Heading] | Investment Objective |
| Objective, Primary [Text Block] | The fund’s investment objective is to seek capital appreciation. |
| MFS Active Value ETF | |
| Prospectus [Line Items] | |
| Risk/Return [Heading] | MFS® Active Value ETF Summary of Key Information |
| Objective [Heading] | Investment Objective |
| Objective, Primary [Text Block] | The fund’s investment objective is to seek capital appreciation. |
| MFS Blended Research Core Equity ETF | |
| Prospectus [Line Items] | |
| Risk/Return [Heading] | MFS® Blended Research® Core Equity ETF Summary of Key Information |
| Objective [Heading] | Investment Objective |
| Objective, Primary [Text Block] | The fund’s investment objective is to seek capital appreciation. |
| MFS Blended Research Emerging Markets Equity ETF | |
| Prospectus [Line Items] | |
| Risk/Return [Heading] | MFS® Blended Research® Emerging Markets Equity ETF Summary of Key Information |
| Objective [Heading] | Investment Objective |
| Objective, Primary [Text Block] | The fund’s investment objective is to seek capital appreciation. |
| MFS Blended Research International Equity ETF | |
| Prospectus [Line Items] | |
| Risk/Return [Heading] | MFS® Blended Research® International Equity ETF Summary of Key Information |
| Objective [Heading] | Investment Objective |
| Objective, Primary [Text Block] | The fund’s investment objective is to seek capital appreciation. |