Shareholder Report |
12 Months Ended | ||||||||||||||||||||||||||||||
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Jun. 30, 2026
USD ($)
Holding
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| Shareholder Report [Line Items] | |||||||||||||||||||||||||||||||
| Document Type | N-CSR | ||||||||||||||||||||||||||||||
| Amendment Flag | false | ||||||||||||||||||||||||||||||
| Registrant Name | Touchstone ETF Trust | ||||||||||||||||||||||||||||||
| Entity Central Index Key | 0001919700 | ||||||||||||||||||||||||||||||
| Entity Investment Company Type | N-1A | ||||||||||||||||||||||||||||||
| Document Period End Date | Jun. 30, 2026 | ||||||||||||||||||||||||||||||
| C000272184 [Member] | |||||||||||||||||||||||||||||||
| Shareholder Report [Line Items] | |||||||||||||||||||||||||||||||
| Fund Name | Touchstone Large Company Growth ETF | ||||||||||||||||||||||||||||||
| Class Name | Touchstone Large Company Growth ETF | ||||||||||||||||||||||||||||||
| Trading Symbol | TLG | ||||||||||||||||||||||||||||||
| Security Exchange Name | NASDAQ | ||||||||||||||||||||||||||||||
| Annual or Semi-Annual Statement [Text Block] | This annual shareholder report contains important information about the Touchstone Large Company Growth ETF (“Fund”) for the period July 1, 2025 to June 30, 2026 and includes information on the Touchstone Large Company Growth Fund (the "Predecessor Fund") for the period prior to March 13, 2026. | ||||||||||||||||||||||||||||||
| Shareholder Report Annual or Semi-Annual | annual shareholder report | ||||||||||||||||||||||||||||||
| Additional Information [Text Block] | You can find additional information about the Fund at touchstoneinvestments.com/ETFs. You can also request this information by contacting us at 1.833.368.7383. | ||||||||||||||||||||||||||||||
| Material Fund Change Notice [Text Block] | This report describes changes to the Fund that occurred during the reporting period. | ||||||||||||||||||||||||||||||
| Additional Information Phone Number | 1.833.368.7383 | ||||||||||||||||||||||||||||||
| Additional Information Website | touchstoneinvestments.com/ETFs | ||||||||||||||||||||||||||||||
| Expenses [Text Block] |
Fund Expenses
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| Expenses Paid, Amount | $ 71 | ||||||||||||||||||||||||||||||
| Expense Ratio, Percent | 0.70% | ||||||||||||||||||||||||||||||
| Factors Affecting Performance [Text Block] |
Management’s Discussion of Fund Performance
The Fund seeks to achieve long-term capital appreciation.
The Fund's performance was 3.01% for the reporting period.
During the period, the war in the Middle East did not have the significant negative economic impact many commentators worried about, especially given the global tailwind of artificial intelligence (AI) driven growth. However, it was difficult to measure how the swings in the market's perception of AI investment were impacting investor sentiment over the reporting period.
The factors that contributed most to the Fund’s performance during the period were:
During the reporting period, the Fund reduced certain positions because their large sizes allowed for modest trimming and enabled the initiation of new positions the manager believes would perform better in the current market environment.
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| Performance Past Does Not Indicate Future [Text] | Past performance is not a good predictor of how the Fund will perform in the future. | ||||||||||||||||||||||||||||||
| Line Graph [Table Text Block] |
Fund Performance
The following graph compares the initial and subsequent account values at the end of each of the most recently completed 10 fiscal years or since inception of the Fund. The graph assumes a $10,000 initial investment in the Fund and an appropriate broad-based securities market index and any additional indexes and assumes maximum sales charges, if any.
Growth of $10,000
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| Average Annual Return [Table Text Block] |
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| No Deduction of Taxes [Text Block] | The graph and table do not reflect the deduction of taxes that a shareholder would pay on Fund distributions or redemption of Fund shares. | ||||||||||||||||||||||||||||||
| Updated Performance Information Location [Text Block] |
Visit touchstoneinvestments.com/ETFs for the most recent performance information.
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| Net Assets | $ 136,135,501 | ||||||||||||||||||||||||||||||
| Holdings Count | Holding | 33 | ||||||||||||||||||||||||||||||
| Advisory Fees Paid, Amount | $ 960,971 | ||||||||||||||||||||||||||||||
| Investment Company Portfolio Turnover | 36.00% | ||||||||||||||||||||||||||||||
| Additional Fund Statistics [Text Block] |
Key Fund Statistics
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| Holdings [Text Block] |
Graphical Representation of Holdings
Sector Allocation (% of Net Assets)
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| Material Fund Change [Text Block] |
Material Fund Changes
The following is a summary of certain changes made to the Fund effective March 13, 2026. For more complete information, you may review the Fund's current prospectus, at touchstoneinvestments.com/ETFs or upon request at 1.833.368.7383. At a meeting held on August 14, 2025, the Board of Trustees approved an Agreement and Plan of Reorganization that provided for the conversion of the Touchstone Large Company Growth Fund (the “Target Fund”), a mutual fund series of the Touchstone Strategic Trust, from a mutual fund to an ETF through the reorganization of the Target Fund into Touchstone Large Company Growth ETF (the “Reorganization”). The Reorganization occurred after the close of business on March 13, 2026.
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| Summary of Change Legend [Text Block] | The following is a summary of certain changes made to the Fund effective March 13, 2026. For more complete information, you may review the Fund's current prospectus, at touchstoneinvestments.com/ETFs or upon request at 1.833.368.7383. | ||||||||||||||||||||||||||||||
| Updated Prospectus Phone Number | 1.833.368.7383 | ||||||||||||||||||||||||||||||
| Updated Prospectus Web Address | touchstoneinvestments.com/ETFs |