Performance Management |
Feb. 28, 2026 |
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| Schwab Fundamental U.S. Broad Market ETF | |||||||
| Prospectus [Line Items] | |||||||
| Bar Chart and Performance Table [Heading] | Performance | ||||||
| Performance Narrative [Text Block] | The bar chart below shows how the fund’s investment results have varied from year to year, and the following table shows how the fund’s average annual total returns for various periods compared to that of one or more indices. The Russell 3000® Index serves as the fund’s regulatory index and provides a broad measure of market performance. The fund generally invests in securities that are included in the RAFI Fundamental High Liquidity US All Index. The fund does not seek to track the regulatory index. This information provides some indication of the risks of investing in the fund. All figures assume distributions were reinvested. Keep in mind that future performance (both before and after taxes) may differ from past performance. For current performance information, please see www.schwabassetmanagement.com/prospectus. |
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| Performance Past Does Not Indicate Future [Text] | Keep in mind that future performance (both before and after taxes) may differ from past performance. | ||||||
| Performance Information Illustrates Variability of Returns [Text] | The bar chart below shows how the fund’s investment results have varied from year to year, and the following table shows how the fund’s average annual total returns for various periods compared to that of one or more indices. | ||||||
| Performance Additional Market Index [Text] | The fund generally invests in securities that are included in the RAFI Fundamental High Liquidity US All Index. | ||||||
| Bar Chart [Heading] | Annual Total Returns (%) as of 12/31 | ||||||
| Bar Chart Closing [Text Block] |
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| Performance Table Market Index Changed | Effective June 21, 2024, the fund changed its comparative index from the Russell RAFI US Index to the RAFI Fundamental High Liquidity US All Index. Performance of the fund prior to the index change, is based on the fund’s investment strategy to track the previous index. | ||||||
| Performance Table Uses Highest Federal Rate | The after-tax figures reflect the highest individual federal income tax rates in effect during the period and do not reflect the impact of state and local taxes. | ||||||
| Performance Table Not Relevant to Tax Deferred | Your actual after-tax returns depend on your individual tax situation. In addition, after-tax returns are not relevant if you hold your fund shares through a tax-deferred arrangement, such as a 401(k) plan, an individual retirement account (IRA) or other tax-advantaged account. | ||||||
| Performance [Table] |
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| Average Annual Return, Caption [Optional Text] | Average Annual Total Returns as of 12/31/25 | ||||||
| Performance Table Closing [Text Block] | The after-tax figures reflect the highest individual federal income tax rates in effect during the period and do not reflect the impact of state and local taxes. Your actual after-tax returns depend on your individual tax situation. In addition, after-tax returns are not relevant if you hold your fund shares through a tax-deferred arrangement, such as a 401(k) plan, an individual retirement account (IRA) or other tax-advantaged account. |
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| Performance Availability Website Address [Text] | www.schwabassetmanagement.com/prospectus | ||||||
| Schwab Fundamental U.S. Broad Market ETF | Schwab Fundamental U.S. Broad Market ETF | |||||||
| Prospectus [Line Items] | |||||||
| Year to Date Return, Label [Optional Text] | Year-to-date performance (before taxes) | ||||||
| Bar Chart, Year to Date Return | 2.77% | ||||||
| Bar Chart, Year to Date Return, Date | Mar. 31, 2026 | ||||||
| Highest Quarterly Return, Label [Optional Text] | Best Quarter: | ||||||
| Highest Quarterly Return | 18.81% | ||||||
| Highest Quarterly Return, Date | Jun. 30, 2020 | ||||||
| Lowest Quarterly Return, Label [Optional Text] | Worst Quarter: | ||||||
| Lowest Quarterly Return | (26.81%) | ||||||
| Lowest Quarterly Return, Date | Mar. 31, 2020 | ||||||
| Index No Deduction for Fees, Expenses, or Taxes [Text] | reflects nodeduction for fees, expenses, or taxes | ||||||
| Schwab Fundamental U.S. Large Company ETF | |||||||
| Prospectus [Line Items] | |||||||
| Bar Chart and Performance Table [Heading] | Performance | ||||||
| Performance Narrative [Text Block] | The bar chart below shows how the fund’s investment results have varied from year to year, and the following table shows how the fund’s average annual total returns for various periods compared to that of one or more indices. The Russell 1000® Index serves as the fund’s regulatory index and provides a broad measure of market performance. The fund generally invests in securities that are included in the RAFI Fundamental High Liquidity US Large Index. The fund does not seek to track the regulatory index. This information provides some indication of the risks of investing in the fund. All figures assume distributions were reinvested. Keep in mind that future performance (both before and after taxes) may differ from past performance. For current performance information, please see www.schwabassetmanagement.com/prospectus. |
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| Performance Past Does Not Indicate Future [Text] | Keep in mind that future performance (both before and after taxes) may differ from past performance. | ||||||
| Performance Information Illustrates Variability of Returns [Text] | The bar chart below shows how the fund’s investment results have varied from year to year, and the following table shows how the fund’s average annual total returns for various periods compared to that of one or more indices. | ||||||
| Performance Additional Market Index [Text] | The fund generally invests in securities that are included in the RAFI Fundamental High Liquidity US Large Index. | ||||||
| Bar Chart [Heading] | Annual Total Returns (%) as of 12/31 | ||||||
| Bar Chart Closing [Text Block] |
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| Performance Table Market Index Changed | Effective June 21, 2024, the fund changed its comparative index from the Russell RAFI US Large Company Index to the RAFI Fundamental High Liquidity US Large Index. Performance of the fund prior to the index change, is based on the fund’s investment strategy to track the previous index. | ||||||
| Performance Table Uses Highest Federal Rate | The after-tax figures reflect the highest individual federal income tax rates in effect during the period and do not reflect the impact of state and local taxes. | ||||||
| Performance Table Not Relevant to Tax Deferred | Your actual after-tax returns depend on your individual tax situation. In addition, after-tax returns are not relevant if you hold your fund shares through a tax-deferred arrangement, such as a 401(k) plan, an individual retirement account (IRA) or other tax-advantaged account. | ||||||
| Performance [Table] |
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| Average Annual Return, Caption [Optional Text] | Average Annual Total Returns as of 12/31/25 | ||||||
| Performance Table Closing [Text Block] | The after-tax figures reflect the highest individual federal income tax rates in effect during the period and do not reflect the impact of state and local taxes. Your actual after-tax returns depend on your individual tax situation. In addition, after-tax returns are not relevant if you hold your fund shares through a tax-deferred arrangement, such as a 401(k) plan, an individual retirement account (IRA) or other tax-advantaged account. |
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| Performance Availability Website Address [Text] | www.schwabassetmanagement.com/prospectus | ||||||
| Schwab Fundamental U.S. Large Company ETF | Schwab Fundamental U.S. Large Company ETF | |||||||
| Prospectus [Line Items] | |||||||
| Year to Date Return, Label [Optional Text] | Year-to-date performance (before taxes) | ||||||
| Bar Chart, Year to Date Return | 2.76% | ||||||
| Bar Chart, Year to Date Return, Date | Mar. 31, 2026 | ||||||
| Highest Quarterly Return, Label [Optional Text] | Best Quarter: | ||||||
| Highest Quarterly Return | 18.48% | ||||||
| Highest Quarterly Return, Date | Jun. 30, 2020 | ||||||
| Lowest Quarterly Return, Label [Optional Text] | Worst Quarter: | ||||||
| Lowest Quarterly Return | (26.09%) | ||||||
| Lowest Quarterly Return, Date | Mar. 31, 2020 | ||||||
| Index No Deduction for Fees, Expenses, or Taxes [Text] | reflects nodeduction for fees, expenses, or taxes | ||||||
| Schwab Fundamental U.S. Small Company ETF | |||||||
| Prospectus [Line Items] | |||||||
| Bar Chart and Performance Table [Heading] | Performance | ||||||
| Performance Narrative [Text Block] | The bar chart below shows how the fund’s investment results have varied from year to year, and the following table shows how the fund’s average annual total returns for various periods compared to that of one or more indices. The S&P 500® Index serves as the fund’s regulatory index and provides a broad measure of market performance. The fund generally invests in securities that are included in the RAFI Fundamental High Liquidity US Small Index. The fund does not seek to track the regulatory index. This information provides some indication of the risks of investing in the fund. All figures assume distributions were reinvested. Keep in mind that future performance (both before and after taxes) may differ from past performance. For current performance information, please see www.schwabassetmanagement.com/prospectus. |
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| Performance Past Does Not Indicate Future [Text] | Keep in mind that future performance (both before and after taxes) may differ from past performance. | ||||||
| Performance Information Illustrates Variability of Returns [Text] | The bar chart below shows how the fund’s investment results have varied from year to year, and the following table shows how the fund’s average annual total returns for various periods compared to that of one or more indices. | ||||||
| Performance Additional Market Index [Text] | The fund generally invests in securities that are included in the RAFI Fundamental High Liquidity US Small Index. | ||||||
| Bar Chart [Heading] | Annual Total Returns (%) as of 12/31 | ||||||
| Bar Chart Closing [Text Block] |
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| Performance Table Market Index Changed | Effective June 21, 2024, the fund changed its comparative index from the Russell RAFI US Small Company Index to the RAFI Fundamental High Liquidity US Small Index. Performance of the fund prior to the index change, is based on the fund’s investment strategy to track the previous index. | ||||||
| Performance Table Uses Highest Federal Rate | The after-tax figures reflect the highest individual federal income tax rates in effect during the period and do not reflect the impact of state and local taxes. | ||||||
| Performance Table Not Relevant to Tax Deferred | Your actual after-tax returns depend on your individual tax situation. In addition, after-tax returns are not relevant if you hold your fund shares through a tax-deferred arrangement, such as a 401(k) plan, an individual retirement account (IRA) or other tax-advantaged account. | ||||||
| Performance [Table] |
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| Average Annual Return, Caption [Optional Text] | Average Annual Total Returns as of 12/31/25 | ||||||
| Performance Table Closing [Text Block] | The after-tax figures reflect the highest individual federal income tax rates in effect during the period and do not reflect the impact of state and local taxes. Your actual after-tax returns depend on your individual tax situation. In addition, after-tax returns are not relevant if you hold your fund shares through a tax-deferred arrangement, such as a 401(k) plan, an individual retirement account (IRA) or other tax-advantaged account. |
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| Performance Availability Website Address [Text] | www.schwabassetmanagement.com/prospectus | ||||||
| Schwab Fundamental U.S. Small Company ETF | Schwab Fundamental U.S. Small Company ETF | |||||||
| Prospectus [Line Items] | |||||||
| Year to Date Return, Label [Optional Text] | Year-to-date performance (before taxes) | ||||||
| Bar Chart, Year to Date Return | 3.04% | ||||||
| Bar Chart, Year to Date Return, Date | Mar. 31, 2026 | ||||||
| Highest Quarterly Return, Label [Optional Text] | Best Quarter: | ||||||
| Highest Quarterly Return | 30.46% | ||||||
| Highest Quarterly Return, Date | Dec. 31, 2020 | ||||||
| Lowest Quarterly Return, Label [Optional Text] | Worst Quarter: | ||||||
| Lowest Quarterly Return | (35.49%) | ||||||
| Lowest Quarterly Return, Date | Mar. 31, 2020 | ||||||
| Index No Deduction for Fees, Expenses, or Taxes [Text] | reflects nodeduction for fees, expenses, or taxes | ||||||
| Schwab Fundamental International Equity ETF | |||||||
| Prospectus [Line Items] | |||||||
| Bar Chart and Performance Table [Heading] | Performance | ||||||
| Performance Narrative [Text Block] | The bar chart below shows how the fund’s investment results have varied from year to year, and the following table shows how the fund’s average annual total returns for various periods compared to that of one or more indices. The MSCI EAFE Index serves as the fund’s regulatory index and provides a broad measure of market performance. The fund generally invests in securities that are included in the RAFI Fundamental High Liquidity Developed ex US Large Index. The fund does not seek to track the regulatory index. This information provides some indication of the risks of investing in the fund. All figures assume distributions were reinvested. Keep in mind that future performance (both before and after taxes) may differ from past performance. For current performance information, please see www.schwabassetmanagement.com/prospectus. |
||||||
| Performance Past Does Not Indicate Future [Text] | Keep in mind that future performance (both before and after taxes) may differ from past performance. | ||||||
| Performance Information Illustrates Variability of Returns [Text] | The bar chart below shows how the fund’s investment results have varied from year to year, and the following table shows how the fund’s average annual total returns for various periods compared to that of one or more indices. | ||||||
| Performance Additional Market Index [Text] | The fund generally invests in securities that are included in the RAFI Fundamental High Liquidity Developed ex US Large Index. | ||||||
| Bar Chart [Heading] | Annual Total Returns (%) as of 12/31 | ||||||
| Bar Chart Closing [Text Block] |
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| Performance Table Market Index Changed | Effective June 21, 2024, the fund changed its comparative index from the Russell RAFI Developed ex US Large Company Index (Net) to the RAFI Fundamental High Liquidity Developed ex US Large Index (Net). Performance of the fund prior to the index change, is based on the fund’s investment strategy to track the previous index. | ||||||
| Performance Table Uses Highest Federal Rate | The after-tax figures reflect the highest individual federal income tax rates in effect during the period and do not reflect the impact of state and local taxes. | ||||||
| Performance Table Not Relevant to Tax Deferred | Your actual after-tax returns depend on your individual tax situation. In addition, after-tax returns are not relevant if you hold your fund shares through a tax-deferred arrangement, such as a 401(k) plan, an individual retirement account (IRA) or other tax-advantaged account. | ||||||
| Performance [Table] |
|
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| Average Annual Return, Caption [Optional Text] | Average Annual Total Returns as of 12/31/25 | ||||||
| Performance Table Closing [Text Block] | The after-tax figures reflect the highest individual federal income tax rates in effect during the period and do not reflect the impact of state and local taxes. Your actual after-tax returns depend on your individual tax situation. In addition, after-tax returns are not relevant if you hold your fund shares through a tax-deferred arrangement, such as a 401(k) plan, an individual retirement account (IRA) or other tax-advantaged account. |
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| Performance Availability Website Address [Text] | www.schwabassetmanagement.com/prospectus | ||||||
| Schwab Fundamental International Equity ETF | Schwab Fundamental International Equity ETF | |||||||
| Prospectus [Line Items] | |||||||
| Year to Date Return, Label [Optional Text] | Year-to-date performance (before taxes) | ||||||
| Bar Chart, Year to Date Return | 5.47% | ||||||
| Bar Chart, Year to Date Return, Date | Mar. 31, 2026 | ||||||
| Highest Quarterly Return, Label [Optional Text] | Best Quarter: | ||||||
| Highest Quarterly Return | 21.76% | ||||||
| Highest Quarterly Return, Date | Dec. 31, 2020 | ||||||
| Lowest Quarterly Return, Label [Optional Text] | Worst Quarter: | ||||||
| Lowest Quarterly Return | (27.20%) | ||||||
| Lowest Quarterly Return, Date | Mar. 31, 2020 | ||||||
| Index No Deduction for Fees, Expenses, or Taxes [Text] | reflects nodeduction for fees, expenses, or taxes | ||||||
| Schwab Fundamental International Small Equity ETF | |||||||
| Prospectus [Line Items] | |||||||
| Bar Chart and Performance Table [Heading] | Performance | ||||||
| Performance Narrative [Text Block] | The bar chart below shows how the fund’s investment results have varied from year to year, and the following table shows how the fund’s average annual total returns for various periods compared to that of one or more indices. The MSCI EAFE Index serves as the fund’s regulatory index and provides a broad measure of market performance. The fund generally invests in securities that are included in the RAFI Fundamental High Liquidity Developed ex US Small Index. The fund does not seek to track the regulatory index. This information provides some indication of the risks of investing in the fund. All figures assume distributions were reinvested. Keep in mind that future performance (both before and after taxes) may differ from past performance. For current performance information, please see www.schwabassetmanagement.com/prospectus. |
||||||
| Performance Past Does Not Indicate Future [Text] | Keep in mind that future performance (both before and after taxes) may differ from past performance. | ||||||
| Performance Information Illustrates Variability of Returns [Text] | The bar chart below shows how the fund’s investment results have varied from year to year, and the following table shows how the fund’s average annual total returns for various periods compared to that of one or more indices. | ||||||
| Performance Additional Market Index [Text] | The fund generally invests in securities that are included in the RAFI Fundamental High Liquidity Developed ex US Small Index. | ||||||
| Bar Chart [Heading] | Annual Total Returns (%) as of 12/31 | ||||||
| Bar Chart Closing [Text Block] |
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||||||
| Performance Table Market Index Changed | Effective June 21, 2024, the fund changed its comparative index from the Russell RAFI Developed ex US Small Company Index (Net) to the RAFI Fundamental High Liquidity Developed ex US Small Index (Net). Performance of the fund prior to the index change, is based on the fund’s investment strategy to track the previous index. | ||||||
| Performance Table Uses Highest Federal Rate | The after-tax figures reflect the highest individual federal income tax rates in effect during the period and do not reflect the impact of state and local taxes. | ||||||
| Performance Table Not Relevant to Tax Deferred | Your actual after-tax returns depend on your individual tax situation. In addition, after-tax returns are not relevant if you hold your fund shares through a tax-deferred arrangement, such as a 401(k) plan, an individual retirement account (IRA) or other tax-advantaged account. | ||||||
| Performance [Table] |
|
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| Average Annual Return, Caption [Optional Text] | Average Annual Total Returns as of 12/31/25 | ||||||
| Performance Table Closing [Text Block] | The after-tax figures reflect the highest individual federal income tax rates in effect during the period and do not reflect the impact of state and local taxes. Your actual after-tax returns depend on your individual tax situation. In addition, after-tax returns are not relevant if you hold your fund shares through a tax-deferred arrangement, such as a 401(k) plan, an individual retirement account (IRA) or other tax-advantaged account. |
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| Performance Availability Website Address [Text] | www.schwabassetmanagement.com/prospectus | ||||||
| Schwab Fundamental International Small Equity ETF | Schwab Fundamental International Small Equity ETF | |||||||
| Prospectus [Line Items] | |||||||
| Year to Date Return, Label [Optional Text] | Year-to-date performance (before taxes) | ||||||
| Bar Chart, Year to Date Return | 1.50% | ||||||
| Bar Chart, Year to Date Return, Date | Mar. 31, 2026 | ||||||
| Highest Quarterly Return, Label [Optional Text] | Best Quarter: | ||||||
| Highest Quarterly Return | 18.44% | ||||||
| Highest Quarterly Return, Date | Dec. 31, 2020 | ||||||
| Lowest Quarterly Return, Label [Optional Text] | Worst Quarter: | ||||||
| Lowest Quarterly Return | (28.84%) | ||||||
| Lowest Quarterly Return, Date | Mar. 31, 2020 | ||||||
| Index No Deduction for Fees, Expenses, or Taxes [Text] | reflects nodeduction for fees, expenses, or taxes | ||||||
| Schwab Fundamental Emerging Markets Equity ETF | |||||||
| Prospectus [Line Items] | |||||||
| Bar Chart and Performance Table [Heading] | Performance | ||||||
| Performance Narrative [Text Block] | The bar chart below shows how the fund’s investment results have varied from year to year, and the following table shows how the fund’s average annual total returns for various periods compared to that of one or more indices. The MSCI Emerging Markets Index serves as the fund’s regulatory index and provides a broad measure of market performance. The fund generally invests in securities that are included in the RAFI Fundamental High Liquidity Emerging Markets Index. The fund does not seek to track the regulatory index. This information provides some indication of the risks of investing in the fund. All figures assume distributions were reinvested. Keep in mind that future performance (both before and after taxes) may differ from past performance. For current performance information, please see www.schwabassetmanagement.com/prospectus. |
||||||
| Performance Past Does Not Indicate Future [Text] | Keep in mind that future performance (both before and after taxes) may differ from past performance. | ||||||
| Performance Information Illustrates Variability of Returns [Text] | The bar chart below shows how the fund’s investment results have varied from year to year, and the following table shows how the fund’s average annual total returns for various periods compared to that of one or more indices. | ||||||
| Performance Additional Market Index [Text] | The fund generally invests in securities that are included in the RAFI Fundamental High Liquidity Emerging Markets Index. | ||||||
| Bar Chart [Heading] | Annual Total Returns (%) as of 12/31 | ||||||
| Bar Chart Closing [Text Block] |
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| Performance Table Market Index Changed | Effective June 21, 2024, the fund changed its comparative index from the Russell RAFI Emerging Markets Large Company Index (Net) to the RAFI Fundamental High Liquidity Emerging Markets Index (Net). Performance of the fund prior to the index change, is based on the fund’s investment strategy to track the previous index. | ||||||
| Performance Table Uses Highest Federal Rate | The after-tax figures reflect the highest individual federal income tax rates in effect during the period and do not reflect the impact of state and local taxes. | ||||||
| Performance Table Not Relevant to Tax Deferred | Your actual after-tax returns depend on your individual tax situation. In addition, after-tax returns are not relevant if you hold your fund shares through a tax-deferred arrangement, such as a 401(k) plan, an individual retirement account (IRA) or other tax-advantaged account. | ||||||
| Performance [Table] |
|
||||||
| Average Annual Return, Caption [Optional Text] | Average Annual Total Returns as of 12/31/25 | ||||||
| Performance Table Closing [Text Block] | The after-tax figures reflect the highest individual federal income tax rates in effect during the period and do not reflect the impact of state and local taxes. Your actual after-tax returns depend on your individual tax situation. In addition, after-tax returns are not relevant if you hold your fund shares through a tax-deferred arrangement, such as a 401(k) plan, an individual retirement account (IRA) or other tax-advantaged account. |
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| Performance Availability Website Address [Text] | www.schwabassetmanagement.com/prospectus | ||||||
| Schwab Fundamental Emerging Markets Equity ETF | Schwab Fundamental Emerging Markets Equity ETF | |||||||
| Prospectus [Line Items] | |||||||
| Year to Date Return, Label [Optional Text] | Year-to-date performance (before taxes) | ||||||
| Bar Chart, Year to Date Return | 3.52% | ||||||
| Bar Chart, Year to Date Return, Date | Mar. 31, 2026 | ||||||
| Highest Quarterly Return, Label [Optional Text] | Best Quarter: | ||||||
| Highest Quarterly Return | 22.15% | ||||||
| Highest Quarterly Return, Date | Dec. 31, 2020 | ||||||
| Lowest Quarterly Return, Label [Optional Text] | Worst Quarter: | ||||||
| Lowest Quarterly Return | (30.27%) | ||||||
| Lowest Quarterly Return, Date | Mar. 31, 2020 | ||||||
| Index No Deduction for Fees, Expenses, or Taxes [Text] | reflects nodeduction for fees, expenses, or taxes | ||||||
| Schwab U.S. REIT ETF | |||||||
| Prospectus [Line Items] | |||||||
| Bar Chart and Performance Table [Heading] | Performance | ||||||
| Performance Narrative [Text Block] | The bar chart below shows how the fund’s investment results have varied from year to year, and the following table shows how the fund’s average annual total returns for various periods compared to that of one or more indices. The S&P 500 Index serves as the fund’s regulatory index and provides a broad measure of market performance. The fund generally invests in securities that are included in the Dow Jones Equity All REIT Capped Index. The fund does not seek to track the regulatory index. This information provides some indication of the risks of investing in the fund. All figures assume distributions were reinvested. Keep in mind that future performance (both before and after taxes) may differ from past performance. For current performance information, please see www.schwabassetmanagement.com/prospectus. |
||||||
| Performance Past Does Not Indicate Future [Text] | Keep in mind that future performance (both before and after taxes) may differ from past performance. | ||||||
| Performance Information Illustrates Variability of Returns [Text] | The bar chart below shows how the fund’s investment results have varied from year to year, and the following table shows how the fund’s average annual total returns for various periods compared to that of one or more indices. | ||||||
| Performance Additional Market Index [Text] | The fund generally invests in securities that are included in the Dow Jones Equity All REIT Capped Index. | ||||||
| Bar Chart [Heading] | Annual Total Returns (%) as of 12/31 | ||||||
| Bar Chart Closing [Text Block] |
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| Performance Table Market Index Changed | Effective June 22, 2020, the fund changed its comparative index from the Dow Jones U.S. Select REIT Index to the Dow Jones Equity All REIT Capped Index. Performance of the fund prior to the index change is based on the fund’s investment strategy to track the previous index. | ||||||
| Performance Table Uses Highest Federal Rate | The after-tax figures reflect the highest individual federal income tax rates in effect during the period and do not reflect the impact of state and local taxes. | ||||||
| Performance Table Not Relevant to Tax Deferred | Your actual after-tax returns depend on your individual tax situation. In addition, after-tax returns are not relevant if you hold your fund shares through a tax-deferred arrangement, such as a 401(k) plan, an individual retirement account (IRA) or other tax-advantaged account. | ||||||
| Performance [Table] |
|
||||||
| Average Annual Return, Caption [Optional Text] | Average Annual Total Returns as of 12/31/25 | ||||||
| Performance Table Closing [Text Block] | The after-tax figures reflect the highest individual federal income tax rates in effect during the period and do not reflect the impact of state and local taxes. Your actual after-tax returns depend on your individual tax situation. In addition, after-tax returns are not relevant if you hold your fund shares through a tax-deferred arrangement, such as a 401(k) plan, an individual retirement account (IRA) or other tax-advantaged account. In some cases, the return after taxes on distributions and sale of shares may exceed the fund’s other returns due to an assumed benefit from any losses on a sale of shares at the end of the measurement period. |
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| Performance Availability Website Address [Text] | www.schwabassetmanagement.com/prospectus | ||||||
| Schwab U.S. REIT ETF | Schwab U.S. REIT ETF | |||||||
| Prospectus [Line Items] | |||||||
| Year to Date Return, Label [Optional Text] | Year-to-date performance (before taxes) | ||||||
| Bar Chart, Year to Date Return | 3.48% | ||||||
| Bar Chart, Year to Date Return, Date | Mar. 31, 2026 | ||||||
| Highest Quarterly Return, Label [Optional Text] | Best Quarter: | ||||||
| Highest Quarterly Return | 17.97% | ||||||
| Highest Quarterly Return, Date | Dec. 31, 2023 | ||||||
| Lowest Quarterly Return, Label [Optional Text] | Worst Quarter: | ||||||
| Lowest Quarterly Return | (28.46%) | ||||||
| Lowest Quarterly Return, Date | Mar. 31, 2020 | ||||||
| Index No Deduction for Fees, Expenses, or Taxes [Text] | reflects nodeduction for fees, expenses, or taxes |