Fees and Expenses |
Apr. 30, 2026 |
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| Cambria Shareholder Yield ETF | |||||||||||||||||||||
| Prospectus [Line Items] | |||||||||||||||||||||
| Expense Heading [Optional Text] | Fees and Expenses | ||||||||||||||||||||
| Expense Narrative [Text Block] | This table describes the fees and expenses that you may pay if you buy, hold and sell Shares. You may pay other fees, such as brokerage commissions and other fees to financial intermediaries, which are not reflected in the table and example below. |
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| Operating Expenses Caption [Optional Text] | Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment) | ||||||||||||||||||||
| Annual Fund Operating Expenses [Table] |
* Pursuant to the Fund’s investment advisory agreement, the Fund pays the Adviser (defined below) a unitary management fee. The Adviser, in turn, bears all of the Fund’s expenses, except for the management fee, payments under the Fund’s 12b-1 plan, brokerage expenses, acquired fund fees and expenses, taxes, interest (including borrowing costs and dividend expenses on securities sold short), litigation expense and other extraordinary expenses (including litigation to which Cambria ETF Trust or the Fund may be a party and indemnification of the Trustees and officers with respect thereto). |
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| Expense Example [Heading] | Example | ||||||||||||||||||||
| Expense Example Narrative [Text Block] | The following example is intended to help you compare the cost of investing in the Fund with the cost of investing in other funds. The example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem all of your Shares at the end of those periods. The example also assumes that the Fund provides a return of 5% a year and that operating expenses remain the same. The example does not reflect any brokerage commissions that you may pay on purchases and sales of Shares. Although your actual costs may be higher or lower, based on these assumptions, your costs would be: |
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| Expense Example, With Redemption [Table] |
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| Portfolio Turnover [Heading] | Portfolio Turnover | ||||||||||||||||||||
| Portfolio Turnover [Text Block] | The Fund may pay transaction costs, including commissions, when it buys and sells securities (or “turns over” its portfolio). A higher portfolio turnover rate may indicate higher transaction costs and may result in higher taxes when Shares are held in a taxable account. These costs, which are not reflected in the annual fund operating expenses or in the example, affect the Fund’s performance. For the fiscal year ended April 30, 2026, the Fund’s portfolio turnover rate was 64% of the average value of its portfolio. |
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| Portfolio Turnover, Rate | 64.00% | ||||||||||||||||||||
| Cambria Foreign Shareholder Yield ETF | |||||||||||||||||||||
| Prospectus [Line Items] | |||||||||||||||||||||
| Expense Heading [Optional Text] | Fees and Expenses | ||||||||||||||||||||
| Expense Narrative [Text Block] | This table describes the fees and expenses that you may pay if you buy, hold and sell Shares. You may pay other fees, such as brokerage commissions and other fees to financial intermediaries, which are not reflected in the table and example below. |
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| Operating Expenses Caption [Optional Text] | Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment) | ||||||||||||||||||||
| Annual Fund Operating Expenses [Table] |
* Pursuant to the Fund’s investment advisory agreement, the Fund pays the Adviser (defined below) a unitary management fee. The Adviser, in turn, bears all of the Fund’s expenses, except for the management fee, payments under the Fund’s 12b-1 plan, brokerage expenses, acquired fund fees and expenses, taxes, interest (including borrowing costs and dividend expenses on securities sold short), litigation expense and other extraordinary expenses (including litigation to which Cambria ETF Trust or the Fund may be a party and indemnification of the Trustees and officers with respect thereto). |
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| Expense Example [Heading] | Example | ||||||||||||||||||||
| Expense Example Narrative [Text Block] | The following example is intended to help you compare the cost of investing in the Fund with the cost of investing in other funds. The example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem all of your Shares at the end of those periods. The example also assumes that the Fund provides a return of 5% a year and that operating expenses remain the same. The example does not reflect any brokerage commissions that you may pay on purchases and sales of Shares. Although your actual costs may be higher or lower, based on these assumptions, your costs would be: |
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| Expense Example, With Redemption [Table] |
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| Portfolio Turnover [Heading] | Portfolio Turnover | ||||||||||||||||||||
| Portfolio Turnover [Text Block] | The Fund may pay transaction costs, including commissions, when it buys and sells securities (or “turns over” its portfolio). A higher portfolio turnover rate may indicate higher transaction costs and may result in higher taxes when Shares are held in a taxable account. These costs, which are not reflected in the annual fund operating expenses or in the example, affect the Fund’s performance. For the fiscal year ended April 30, 2026, the Fund’s portfolio turnover rate was 48% of the average value of its portfolio. |
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| Portfolio Turnover, Rate | 48.00% | ||||||||||||||||||||
| Cambria Emerging Shareholder Yield ETF | |||||||||||||||||||||
| Prospectus [Line Items] | |||||||||||||||||||||
| Expense Heading [Optional Text] | Fees and Expenses | ||||||||||||||||||||
| Expense Narrative [Text Block] | This table describes the fees and expenses that you may pay if you buy, hold and sell Shares. You may pay other fees, such as brokerage commissions and other fees to financial intermediaries, which are not reflected in the table and example below. |
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| Operating Expenses Caption [Optional Text] | Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment) | ||||||||||||||||||||
| Annual Fund Operating Expenses [Table] |
* Pursuant to the Fund’s investment advisory agreement, the Fund pays the Adviser (defined below) a unitary management fee. The Adviser, in turn, bears all of the Fund’s expenses, except for the management fee, payments under the Fund’s 12b-1 plan, brokerage expenses, custodial expenses, acquired fund fees and expenses, taxes, interest (including borrowing costs and dividend expenses on securities sold short), litigation expense and other extraordinary expenses (including litigation to which Cambria ETF Trust or the Fund may be a party and indemnification of the Trustees and officers with respect thereto). |
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| Expense Example [Heading] | Example | ||||||||||||||||||||
| Expense Example Narrative [Text Block] | The following example is intended to help you compare the cost of investing in the Fund with the cost of investing in other funds. The example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem all of your Shares at the end of those periods. The example also assumes that the Fund provides a return of 5% a year and that operating expenses remain the same. The example does not reflect any brokerage commissions that you may pay on purchases and sales of Shares. Although your actual costs may be higher or lower, based on these assumptions, your costs would be: |
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| Expense Example, With Redemption [Table] |
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| Portfolio Turnover [Heading] | Portfolio Turnover | ||||||||||||||||||||
| Portfolio Turnover [Text Block] | The Fund may pay transaction costs, including commissions, when it buys and sells securities (or “turns over” its portfolio). A higher portfolio turnover rate may indicate higher transaction costs and may result in higher taxes when Shares are held in a taxable account. These costs, which are not reflected in the annual fund operating expenses or in the example, affect the Fund’s performance. For the fiscal year ended April 30, 2026, the Fund’s portfolio turnover rate was 30% of the average value of its portfolio. |
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| Portfolio Turnover, Rate | 30.00% | ||||||||||||||||||||
| Cambria Global Value ETF | |||||||||||||||||||||
| Prospectus [Line Items] | |||||||||||||||||||||
| Expense Heading [Optional Text] | Fees and Expenses | ||||||||||||||||||||
| Expense Narrative [Text Block] | This table describes the fees and expenses that you may pay if you buy, hold and sell Shares. You may pay other fees, such as brokerage commissions and other fees to financial intermediaries, which are not reflected in the table and example below. |
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| Operating Expenses Caption [Optional Text] | Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment) | ||||||||||||||||||||
| Annual Fund Operating Expenses [Table] |
* Pursuant to the Fund’s investment advisory agreement, the Fund pays the Adviser (defined below) a unitary management fee. The Adviser, in turn, bears all of the Fund’s expenses, except for the management fee, payments under the Fund’s 12b-1 plan, brokerage expenses, custodial expenses, acquired fund fees and expenses, taxes, interest (including borrowing costs and dividend expenses on securities sold short), litigation expense and other extraordinary expenses (including litigation to which Cambria ETF Trust or the Fund may be a party and indemnification of the Trustees and officers with respect thereto). |
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| Expense Example [Heading] | Example | ||||||||||||||||||||
| Expense Example Narrative [Text Block] | The following example is intended to help you compare the cost of investing in the Fund with the cost of investing in other funds. The example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem all of your Shares at the end of those periods. The example also assumes that the Fund provides a return of 5% a year and that operating expenses remain the same. The example does not reflect any brokerage commissions that you may pay on purchases and sales of Shares. Although your actual costs may be higher or lower, based on these assumptions, your costs would be: |
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| Expense Example, With Redemption [Table] |
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| Portfolio Turnover [Heading] | Portfolio Turnover | ||||||||||||||||||||
| Portfolio Turnover [Text Block] | The Fund may pay transaction costs, including commissions, when it buys and sells securities (or “turns over” its portfolio). A higher portfolio turnover rate may indicate higher transaction costs and may result in higher taxes when Shares are held in a taxable account. These costs, which are not reflected in the annual fund operating expenses or in the example, affect the Fund’s performance. For the fiscal year ended April 30, 2026, the Fund’s portfolio turnover rate was 21% of the average value of its portfolio. |
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| Portfolio Turnover, Rate | 21.00% | ||||||||||||||||||||
| Cambria Global Momentum ETF | |||||||||||||||||||||
| Prospectus [Line Items] | |||||||||||||||||||||
| Expense Heading [Optional Text] | Fees and Expenses | ||||||||||||||||||||
| Expense Narrative [Text Block] | This table describes the fees and expenses that you may pay if you buy, hold and sell Shares. You may pay other fees, such as brokerage commissions and other fees to financial intermediaries, which are not reflected in the table and example below. |
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| Expenses Not Correlated to Ratio Due to Acquired Fund Fees [Text] | Total Annual Fund Operating Expenses may not correlate to the expense ratios in the Fund’s financial highlights because the financial highlights reflect only the Fund’s operating expenses and do not include Acquired Fund Fees and Expenses, which are fees and expenses incurred indirectly by the Fund through its investments in certain underlying investment companies. | ||||||||||||||||||||
| Operating Expenses Caption [Optional Text] | Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment) | ||||||||||||||||||||
| Annual Fund Operating Expenses [Table] |
* Pursuant to the Fund’s investment advisory agreement, the Fund pays the Adviser (defined below) a unitary management fee. The Adviser, in turn, bears all of the Fund’s expenses, except for the management fee, payments under the Fund’s 12b-1 plan, brokerage expenses, acquired fund fees and expenses, taxes, interest (including borrowing costs and dividend expenses on securities sold short), litigation expense and other extraordinary expenses (including litigation to which Cambria ETF Trust or the Fund may be a party and indemnification of the Trustees and officers with respect thereto). ** Total Annual Fund Operating Expenses may not correlate to the expense ratios in the Fund’s financial highlights because the financial highlights reflect only the Fund’s operating expenses and do not include Acquired Fund Fees and Expenses, which are fees and expenses incurred indirectly by the Fund through its investments in certain underlying investment companies. |
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| Expense Example [Heading] | Example | ||||||||||||||||||||
| Expense Example Narrative [Text Block] | The following example is intended to help you compare the cost of investing in the Fund with the cost of investing in other funds. The example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem all of your Shares at the end of those periods. The example also assumes that the Fund provides a return of 5% a year and that operating expenses remain the same. The example does not reflect any brokerage commissions that you may pay on purchases and sales of Shares. Although your actual costs may be higher or lower, based on these assumptions, your costs would be: |
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| Expense Example, With Redemption [Table] |
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| Portfolio Turnover [Heading] | Portfolio Turnover | ||||||||||||||||||||
| Portfolio Turnover [Text Block] | The Fund may pay transaction costs, including commissions, when it buys and sells securities (or “turns over” its portfolio). A higher portfolio turnover rate may indicate higher transaction costs and may result in higher taxes when Shares are held in a taxable account. These costs, which are not reflected in the annual fund operating expenses or in the example, affect the Fund’s performance. For the fiscal year ended April 30, 2026, the Fund’s portfolio turnover rate was 81% of the average value of its portfolio. |
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| Portfolio Turnover, Rate | 81.00% | ||||||||||||||||||||
| Cambria Value and Momentum Hedged Equity ETF (formerly, Cambria Value and Momentum ETF) | |||||||||||||||||||||
| Prospectus [Line Items] | |||||||||||||||||||||
| Expense Heading [Optional Text] | Fees and Expenses | ||||||||||||||||||||
| Expense Narrative [Text Block] | This table describes the fees and expenses that you may pay if you buy, hold and sell Shares. You may pay other fees, such as brokerage commissions and other fees to financial intermediaries, which are not reflected in the table and example below. |
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| Operating Expenses Caption [Optional Text] | Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment) | ||||||||||||||||||||
| Annual Fund Operating Expenses [Table] |
* Pursuant to the Fund’s investment advisory agreement, the Fund pays the Adviser (defined below) a unitary management fee. The Adviser, in turn, bears all of the Fund’s expenses, except for the management fee, payments under the Fund’s 12b-1 plan, brokerage expenses, acquired fund fees and expenses, taxes, interest (including borrowing costs and dividend expenses on securities sold short), litigation expense and other extraordinary expenses (including litigation to which Cambria ETF Trust or the Fund may be a party and indemnification of the Trustees and officers with respect thereto). |
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| Expense Example [Heading] | Example | ||||||||||||||||||||
| Expense Example Narrative [Text Block] | The following example is intended to help you compare the cost of investing in the Fund with the cost of investing in other funds. The example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem all of your Shares at the end of those periods. The example also assumes that the Fund provides a return of 5% a year and that operating expenses remain the same. The example does not reflect any brokerage commissions that you may pay on purchases and sales of Shares. Although your actual costs may be higher or lower, based on these assumptions, your costs would be: |
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| Expense Example, With Redemption [Table] |
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| Portfolio Turnover [Heading] | Portfolio Turnover | ||||||||||||||||||||
| Portfolio Turnover [Text Block] | The Fund may pay transaction costs, including commissions, when it buys and sells securities (or “turns over” its portfolio). A higher portfolio turnover rate may indicate higher transaction costs and may result in higher taxes when Shares are held in a taxable account. These costs, which are not reflected in annual fund operating expenses or in the example, affect the Fund’s performance. For the fiscal year ended April 30, 2026, the Fund’s portfolio turnover rate was 74% of the average value of its portfolio. |
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| Portfolio Turnover, Rate | 74.00% | ||||||||||||||||||||
| Cambria Global Asset Allocation ETF | |||||||||||||||||||||
| Prospectus [Line Items] | |||||||||||||||||||||
| Expense Heading [Optional Text] | Fees and Expenses | ||||||||||||||||||||
| Expense Narrative [Text Block] | This table describes the fees and expenses that you may pay if you buy, hold and sell Shares. You may pay other fees, such as brokerage commissions and other fees to financial intermediaries, which are not reflected in the table and example below. |
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| Expenses Not Correlated to Ratio Due to Acquired Fund Fees [Text] | Total Annual Fund Operating Expenses may not correlate to the expense ratios in the Fund’s financial highlights because the financial highlights reflect only the Fund’s operating expenses and do not include Acquired Fund Fees and Expenses, which are fees and expenses incurred indirectly by the Fund through its investments in certain underlying investment companies. | ||||||||||||||||||||
| Operating Expenses Caption [Optional Text] | Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment) | ||||||||||||||||||||
| Annual Fund Operating Expenses [Table] |
* Pursuant to the Fund’s investment advisory agreement, the Fund pays the Adviser (defined below) a unitary management fee. The Adviser, in turn, bears all of the Fund’s expenses, except for the management fee, payments under the Fund’s 12b-1 plan, brokerage expenses, acquired fund fees and expenses, taxes, interest (including borrowing costs and dividend expenses on securities sold short), litigation expense and other extraordinary expenses (including litigation to which Cambria ETF Trust or the Fund may be a party and indemnification of the Trustees and officers with respect thereto). ** Total Annual Fund Operating Expenses may not correlate to the expense ratios in the Fund’s financial highlights because the financial highlights reflect only the Fund’s operating expenses and do not include Acquired Fund Fees and Expenses, which are fees and expenses incurred indirectly by the Fund through its investments in certain underlying investment companies. |
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| Expense Example [Heading] | Example | ||||||||||||||||||||
| Expense Example Narrative [Text Block] | The following example is intended to help you compare the cost of investing in the Fund with the cost of investing in other funds. The example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem all of your Shares at the end of those periods. The example also assumes that the Fund provides a return of 5% a year and that operating expenses remain the same. The example does not reflect any brokerage commissions that you may pay on purchases and sales of Shares. Although your actual costs may be higher or lower, based on these assumptions, your costs would be: |
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| Expense Example, With Redemption [Table] |
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| Portfolio Turnover [Heading] | Portfolio Turnover | ||||||||||||||||||||
| Portfolio Turnover [Text Block] | The Fund may pay transaction costs, including commissions, when it buys and sells securities (or “turns over” its portfolio). A higher portfolio turnover rate may indicate higher transaction costs and may result in higher taxes when Shares are held in a taxable account. These costs, which are not reflected in the annual fund operating expenses or in the example, affect the Fund’s performance. For the fiscal year ended April 30, 2026, the Fund’s portfolio turnover rate was 7% of the average value of its portfolio. |
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| Portfolio Turnover, Rate | 7.00% | ||||||||||||||||||||
| Cambria Tail Risk ETF | |||||||||||||||||||||
| Prospectus [Line Items] | |||||||||||||||||||||
| Expense Heading [Optional Text] | Fees and Expenses | ||||||||||||||||||||
| Expense Narrative [Text Block] | This table describes the fees and expenses that you may pay if you buy, hold and sell Shares. You may pay other fees, such as brokerage commissions and other fees to financial intermediaries, which are not reflected in the table and example below. |
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| Operating Expenses Caption [Optional Text] | Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment) | ||||||||||||||||||||
| Annual Fund Operating Expenses [Table] |
* Pursuant to the Fund’s investment advisory agreement, the Fund pays the Adviser (defined below) a unitary management fee. The Adviser, in turn, bears all of the Fund’s expenses, except for the management fee, payments under the Fund’s 12b-1 plan, brokerage expenses, acquired fund fees and expenses, taxes, interest (including borrowing costs and dividend expenses on securities sold short), litigation expense and other extraordinary expenses (including litigation to which Cambria ETF Trust or the Fund may be a party and indemnification of the Trustees and officers with respect thereto). |
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| Expense Example [Heading] | Example | ||||||||||||||||||||
| Expense Example Narrative [Text Block] | The following example is intended to help you compare the cost of investing in the Fund with the cost of investing in other funds. The example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem all of your Shares at the end of those periods. The example also assumes that the Fund provides a return of 5% a year and that operating expenses remain the same. The example does not reflect any brokerage commissions that you may pay on purchases and sales of Shares. Although your actual costs may be higher or lower, based on these assumptions, your costs would be: |
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| Expense Example, With Redemption [Table] |
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| Portfolio Turnover [Heading] | Portfolio Turnover | ||||||||||||||||||||
| Portfolio Turnover [Text Block] | The Fund may pay transaction costs, including commissions when it buys and sells securities (or “turns over” its portfolio). A higher portfolio turnover rate may indicate higher transaction costs and may result in higher taxes when Shares are held in a taxable account. These costs, which are not reflected in the annual fund operating expenses or in the example, affect the Fund’s performance. For the fiscal year ended April 30, 2026, the Fund’s portfolio turnover rate was 134% of the average value of its portfolio. |
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| Portfolio Turnover, Rate | 134.00% | ||||||||||||||||||||
| Cambria Trinity ETF | |||||||||||||||||||||
| Prospectus [Line Items] | |||||||||||||||||||||
| Expense Heading [Optional Text] | Fees and Expenses | ||||||||||||||||||||
| Expense Narrative [Text Block] | This table describes the fees and expenses that you may pay if you buy, hold and sell Shares. You may pay other fees, such as brokerage commissions and other fees to financial intermediaries, which are not reflected in the table and example below. |
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| Expenses Not Correlated to Ratio Due to Acquired Fund Fees [Text] | Total Annual Fund Operating Expenses may not correlate to the expense ratios in the Fund’s financial highlights because the financial highlights reflect only the Fund’s operating expenses and do not include Acquired Fund Fees and Expenses, which are fees and expenses incurred indirectly by the Fund through its investments in certain underlying investment companies. | ||||||||||||||||||||
| Operating Expenses Caption [Optional Text] | Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment) | ||||||||||||||||||||
| Annual Fund Operating Expenses [Table] |
* Pursuant to the Fund’s investment advisory agreement, the Fund pays the Adviser (defined below) a unitary management fee. The Adviser, in turn, bears all of the Fund’s expenses, except for the management fee, payments under the Fund’s 12b-1 plan, brokerage expenses, acquired fund fees and expenses, taxes, interest (including borrowing costs and dividend expenses on securities sold short), litigation expense and other extraordinary expenses (including litigation to which Cambria ETF Trust or the Fund may be a party and indemnification of the Trustees and officers with respect thereto). ** Total Annual Fund Operating Expenses may not correlate to the expense ratios in the Fund’s financial highlights because the financial highlights reflect only the Fund’s operating expenses and do not include Acquired Fund Fees and Expenses, which are fees and expenses incurred indirectly by the Fund through its investments in certain underlying investment companies. |
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| Expense Example [Heading] | Example | ||||||||||||||||||||
| Expense Example Narrative [Text Block] | The following example is intended to help you compare the cost of investing in the Fund with the cost of investing in other funds. The example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem all of your Shares at the end of those periods. The example also assumes that the Fund provides a return of 5% a year and that operating expenses remain the same. The example does not reflect any brokerage commissions that you may pay on purchases and sales of Shares. Although your actual costs may be higher or lower, based on these assumptions, your costs would be: |
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| Expense Example, With Redemption [Table] |
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| Portfolio Turnover [Heading] | Portfolio Turnover | ||||||||||||||||||||
| Portfolio Turnover [Text Block] | The Fund may pay transaction costs, including commissions, when it buys and sells securities (or “turns over” its portfolio). A higher portfolio turnover rate may indicate higher transaction costs and may result in higher taxes when Shares are held in a taxable account. These costs, which are not reflected in the annual fund operating expenses or in the example, affect the Fund’s performance. For the fiscal year ended April 30, 2026, the Fund’s portfolio turnover rate was 34% of the average value of its portfolio. |
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| Portfolio Turnover, Rate | 34.00% | ||||||||||||||||||||
| Cambria Global Real Estate ETF | |||||||||||||||||||||
| Prospectus [Line Items] | |||||||||||||||||||||
| Expense Heading [Optional Text] | Fees and Expenses | ||||||||||||||||||||
| Expense Narrative [Text Block] | This table describes the fees and expenses that you may pay if you buy, hold and sell Shares. You may pay other fees, such as brokerage commissions and other fees to financial intermediaries, which are not reflected in the table and example below. |
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| Operating Expenses Caption [Optional Text] | Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment) | ||||||||||||||||||||
| Annual Fund Operating Expenses [Table] |
* Pursuant to the Fund’s investment advisory agreement, the Fund pays the Adviser (defined below) a unitary management fee. The Adviser, in turn, bears all of the Fund’s expenses, except for the management fee, payments under the Fund’s 12b-1 plan, brokerage expenses, acquired fund fees and expenses, taxes, interest (including borrowing costs and dividend expenses on securities sold short), litigation expense and other extraordinary expenses (including litigation to which Cambria ETF Trust or the Fund may be a party and indemnification of the Trustees and officers with respect thereto). |
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| Expense Example [Heading] | Example | ||||||||||||||||||||
| Expense Example Narrative [Text Block] | The following example is intended to help you compare the cost of investing in the Fund with the cost of investing in other funds. The example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem all of your Shares at the end of those periods. The example also assumes that the Fund provides a return of 5% a year and that operating expenses remain the same. The example does not reflect any brokerage commissions that you may pay on purchases and sales of Shares. Although your actual costs may be higher or lower, based on these assumptions, your costs would be: |
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| Expense Example, With Redemption [Table] |
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| Portfolio Turnover [Heading] | Portfolio Turnover | ||||||||||||||||||||
| Portfolio Turnover [Text Block] | The Fund may pay transaction costs, including commissions, when it buys and sells securities (or “turns over” its portfolio). A higher portfolio turnover rate may indicate higher transaction costs and may result in higher taxes when Shares are held in a taxable account. These costs, which are not reflected in the annual fund operating expenses or in the example, affect the Fund’s performance. For the fiscal year ended April 30, 2026, the Fund’s portfolio turnover rate was 82% of the average value of its portfolio. |
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| Portfolio Turnover, Rate | 82.00% | ||||||||||||||||||||
| Cambria Micro and SmallCap Shareholder Yield ETF | |||||||||||||||||||||
| Prospectus [Line Items] | |||||||||||||||||||||
| Expense Heading [Optional Text] | Fees and Expenses | ||||||||||||||||||||
| Expense Narrative [Text Block] | This table describes the fees and expenses that you may pay if you buy, hold and sell Shares. You may pay other fees, such as brokerage commissions and other fees to financial intermediaries, which are not reflected in the table and example below. |
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| Expenses Not Correlated to Ratio Due to Acquired Fund Fees [Text] | Total Annual Fund Operating Expenses may not correlate to the expense ratios in the Fund’s financial highlights because the financial highlights reflect only the Fund’s operating expenses and do not include Acquired Fund Fees and Expenses, which are fees and expenses incurred indirectly by the Fund through its investments in certain underlying investment companies. | ||||||||||||||||||||
| Operating Expenses Caption [Optional Text] | Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment) | ||||||||||||||||||||
| Annual Fund Operating Expenses [Table] |
* Pursuant to the Fund’s investment advisory agreement, the Fund pays the Adviser (defined below) a unitary management fee. The Adviser, in turn, bears all of the Fund’s expenses, except for the management fee, payments under the Fund’s 12b-1 plan, brokerage expenses, acquired fund fees and expenses, taxes, interest (including borrowing costs and dividend expenses on securities sold short), litigation expense and other extraordinary expenses (including litigation to which Cambria ETF Trust or the Fund may be a party and indemnification of the Trustees and officers with respect thereto). ** Total Annual Fund Operating Expenses may not correlate to the expense ratios in the Fund’s financial highlights because the financial highlights reflect only the Fund’s operating expenses and do not include Acquired Fund Fees and Expenses, which are fees and expenses incurred indirectly by the Fund through its investments in certain underlying investment companies. |
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| Expense Example [Heading] | Example | ||||||||||||||||||||
| Expense Example Narrative [Text Block] | The following example is intended to help you compare the cost of investing in the Fund with the cost of investing in other funds. The example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem all of your Shares at the end of those periods. The example also assumes that the Fund provides a return of 5% a year and that operating expenses remain the same. The example does not reflect any brokerage commissions that you may pay on purchases and sales of Shares. Although your actual costs may be higher or lower, based on these assumptions, your costs would be: |
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| Expense Example, With Redemption [Table] |
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| Portfolio Turnover [Heading] | Portfolio Turnover | ||||||||||||||||||||
| Portfolio Turnover [Text Block] | The Fund may pay transaction costs, including commissions, when it buys and sells securities (or “turns over” its portfolio). A higher portfolio turnover rate may indicate higher transaction costs and may result in higher taxes when Shares are held in a taxable account. These costs, which are not reflected in the annual fund operating expenses or in the example, affect the Fund’s performance. For the fiscal year ended April 30, 2026, the Fund’s portfolio turnover rate was 55% of the average value of its portfolio. |
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| Portfolio Turnover, Rate | 55.00% | ||||||||||||||||||||
| Cambria Tactical Yield ETF | |||||||||||||||||||||
| Prospectus [Line Items] | |||||||||||||||||||||
| Expense Heading [Optional Text] | Fees and Expenses | ||||||||||||||||||||
| Expense Narrative [Text Block] | This table describes the fees and expenses that you may pay if you buy, hold and sell Shares. You may pay other fees, such as brokerage commissions and other fees to financial intermediaries, which are not reflected in the table and example below. |
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| Operating Expenses Caption [Optional Text] | Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment) | ||||||||||||||||||||
| Annual Fund Operating Expenses [Table] |
* Pursuant to the Fund’s investment advisory agreement, the Fund pays the Adviser (defined below) a unitary management fee. The Adviser, in turn, bears all of the Fund’s expenses, except for the management fee, payments under the Fund’s 12b-1 plan, brokerage expenses, acquired fund fees and expenses, taxes, interest (including borrowing costs and dividend expenses on securities sold short), litigation expense and other extraordinary expenses (including litigation to which Cambria ETF Trust or the Fund may be a party and indemnification of the Trustees and officers with respect thereto). |
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| Expense Example [Heading] | Example | ||||||||||||||||||||
| Expense Example Narrative [Text Block] | The following example is intended to help you compare the cost of investing in the Fund with the cost of investing in other funds. The example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem all of your Shares at the end of those periods. The example also assumes that the Fund provides a return of 5% a year and that operating expenses remain the same. The example does not reflect any brokerage commissions that you may pay on purchases and sales of Shares. Although your actual costs may be higher or lower, based on these assumptions, your costs would be: |
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| Expense Example, With Redemption [Table] |
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| Portfolio Turnover [Heading] | Portfolio Turnover | ||||||||||||||||||||
| Portfolio Turnover [Text Block] | The Fund may pay transaction costs, including commissions, when it buys and sells securities (or “turns over” its portfolio). A higher portfolio turnover rate may indicate higher transaction costs and may result in higher taxes when Shares are held in a taxable account. These costs, which are not reflected in the annual fund operating expenses or in the example, affect the Fund’s performance. For the fiscal year ended April 30, 2026, the Fund’s portfolio turnover rate was 0% of the average value of its portfolio. |
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| Portfolio Turnover, Rate | none | ||||||||||||||||||||
| Cambria LargeCap Shareholder Yield ETF | |||||||||||||||||||||
| Prospectus [Line Items] | |||||||||||||||||||||
| Expense Heading [Optional Text] | Fees and Expenses | ||||||||||||||||||||
| Expense Narrative [Text Block] | This table describes the fees and expenses that you may pay if you buy, hold and sell Shares. You may pay other fees, such as brokerage commissions and other fees to financial intermediaries, which are not reflected in the table and example below. |
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| Operating Expenses Caption [Optional Text] | Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment) | ||||||||||||||||||||
| Annual Fund Operating Expenses [Table] |
* Pursuant to the Fund’s investment advisory agreement, the Fund pays the Adviser (defined below) a unitary management fee. The Adviser, in turn, bears all of the Fund’s expenses, except for the management fee, payments under the Fund’s 12b-1 plan, brokerage expenses, acquired fund fees and expenses, taxes, interest (including borrowing costs and dividend expenses on securities sold short), litigation expense and other extraordinary expenses (including litigation to which Cambria ETF Trust or the Fund may be a party and indemnification of the Trustees and officers with respect thereto). |
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| Expense Example [Heading] | Example | ||||||||||||||||||||
| Expense Example Narrative [Text Block] | The following example is intended to help you compare the cost of investing in the Fund with the cost of investing in other funds. The example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem all of your Shares at the end of those periods. The example also assumes that the Fund provides a return of 5% a year and that the operating expenses remain the same. The example does not reflect any brokerage commissions that you may pay on purchases and sales of Shares. Although your actual costs may be higher or lower, based on these assumptions, your costs would be: |
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| Expense Example, With Redemption [Table] |
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| Portfolio Turnover [Heading] | Portfolio Turnover | ||||||||||||||||||||
| Portfolio Turnover [Text Block] | The Fund may pay transaction costs, including commissions, when it buys and sells securities (or “turns over” its portfolio). A higher portfolio turnover rate may indicate higher transaction costs and may result in higher taxes when Shares are held in a taxable account. These costs, which are not reflected in the annual fund operating expenses or in the example, affect the Fund’s performance. For the fiscal year ended April 30, 2026, the Fund’s portfolio turnover rate was 43% of the average value of its portfolio. |
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| Portfolio Turnover, Rate | 43.00% | ||||||||||||||||||||
| Cambria Fixed Income Trend ETF | |||||||||||||||||||||
| Prospectus [Line Items] | |||||||||||||||||||||
| Expense Heading [Optional Text] | Fees and Expenses | ||||||||||||||||||||
| Expense Narrative [Text Block] | This table describes the fees and expenses that you may pay if you buy, hold and sell Shares. You may pay other fees, such as brokerage commissions and other fees to financial intermediaries, which are not reflected in the table and example below. |
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| Expenses Not Correlated to Ratio Due to Acquired Fund Fees [Text] | Total Annual Fund Operating Expenses may not correlate to the expense ratios in the Fund’s financial highlights because the financial highlights reflect only the Fund’s operating expenses and do not include Acquired Fund Fees and Expenses, which are fees and expenses incurred indirectly by the Fund through its investments in certain underlying investment companies. | ||||||||||||||||||||
| Operating Expenses Caption [Optional Text] | Annual Fund Operating Expenses (expenses that you pay each year as a percentage of the value of your investment) | ||||||||||||||||||||
| Annual Fund Operating Expenses [Table] |
* Pursuant to the Fund’s investment advisory agreement, the Fund pays the Adviser (defined below) a unitary management fee. The Adviser, in turn, bears all of the Fund’s expenses, except for the management fee, payments under the Fund’s 12b-1 plan, brokerage expenses, acquired fund fees and expenses, taxes, interest (including borrowing costs and dividend expenses on securities sold short), litigation expense and other extraordinary expenses (including litigation to which Cambria ETF Trust or the Fund may be a party and indemnification of the Trustees and officers with respect thereto). ** Total Annual Fund Operating Expenses may not correlate to the expense ratios in the Fund’s financial highlights because the financial highlights reflect only the Fund’s operating expenses and do not include Acquired Fund Fees and Expenses, which are fees and expenses incurred indirectly by the Fund through its investments in certain underlying investment companies. |
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| Expense Example [Heading] | Example | ||||||||||||||||||||
| Expense Example Narrative [Text Block] | The following example is intended to help you compare the cost of investing in the Fund with the cost of investing in other funds. The example assumes that you invest $10,000 in the Fund for the time periods indicated and then redeem all of your Shares at the end of those periods. The example also assumes that the Fund provides a return of 5% a year and that the operating expenses remain the same. The example does not reflect any brokerage commissions that you may pay on purchases and sales of Shares. Although your actual costs may be higher or lower, based on these assumptions, your costs would be: |
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| Expense Example, With Redemption [Table] |
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| Portfolio Turnover [Heading] | Portfolio Turnover | ||||||||||||||||||||
| Portfolio Turnover [Text Block] | The Fund may pay transaction costs, including commissions, when it buys and sells securities (or “turns over” its portfolio). A higher portfolio turnover rate may indicate higher transaction costs and may result in higher taxes when Shares are held in a taxable account. These costs, which are not reflected in the annual fund operating expenses or in the example, affect the Fund’s performance. For the fiscal year ended April 30, 2026, the Fund’s portfolio turnover rate was 105% of the average value of its portfolio. |
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| Portfolio Turnover, Rate | 105.00% |