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Label Element Value
Risk Return Abstract rr_RiskReturnAbstract  
Registrant Name dei_EntityRegistrantName VANGUARD WHITEHALL FUNDS
Supplement to Prospectus [Text Block] rr_SupplementToProspectusTextBlock Vanguard Emerging Markets Government Bond Index FundSupplement to the Prospectus and Summary Prospectus Dated February 27, 2024As approved by the Fund’s Board of Trustees, Vanguard Emerging Markets Government Bond Index Fund (the Fund) has reduced its expense ratio. Effective February 3, 2025, the Annual Fund Operating Expenses table and the hypothetical expenses example for the Fund are hereby deleted and replaced with the following:Prospectus and Summary Prospectus Text Changes for Vanguard Emerging Markets Government Bond Index FundAnnual Fund Operating Expenses
(Expenses that you pay each year as a percentage of the value of your investment)Management Fees0.1212b-1 Distribution FeeNoneOther Expenses0.01Total Annual Fund Operating Expenses0.131The expense information shown in the table has been restated to reflect current fees.ExampleThe following example is intended to help you compare the cost of investing in the Fund’s Institutional Shares with the cost of investing in other mutual funds. It illustrates the hypothetical expenses that you would incur over various periods if you were to invest $10,000 in the Fund’s shares. This example assumes that the shares provide a return of 5% each year and that total annual fund operating expenses remain as stated in the preceding table. You would incur these hypothetical expenses whether or not you were to redeem your investment at the end of the given period. Although your actual costs may be higher or lower, based on these assumptions your costs would be:1 Year3 Years5 Years10 Years$88$117$148$240© 2025 The Vanguard Group, Inc. All rights reserved.Vanguard Marketing Corporation, Distributor.PSI 2020A 022025Vanguard Emerging Markets Government Bond ETFSupplement to the Prospectus and Summary Prospectus Dated February 27, 2024As approved by the Fund’s Board of Trustees, Vanguard Emerging Markets Government Bond ETF (the Fund) has reduced its expense ratio. Effective February 3, 2025, the Annual Fund Operating Expenses table and the hypothetical expenses example for the Fund are hereby deleted and replaced with the following:Prospectus and Summary Prospectus Text Changes for Vanguard Emerging Markets Government Bond ETFAnnual Fund Operating Expenses
(Expenses that you pay each year as a percentage of the value of your investment)Management Fees0.1412b-1 Distribution FeeNoneOther Expenses0.01Total Annual Fund Operating Expenses0.151The expense information shown in the table has been restated to reflect current fees.ExampleThe following example is intended to help you compare the cost of investing in the Fund’s ETF Shares with the cost of investing in other funds. It illustrates the hypothetical expenses that you would incur over various periods if you were to invest $10,000 in the Fund’s shares. This example assumes that the shares provide a return of 5% each year and that total annual fund operating expenses remain as stated in the preceding table. You would incur these hypothetical expenses whether or not you were to sell your shares at the end of the given period. Although your actual costs may be higher or lower, based on these assumptions your costs would be:1 Year3 Years5 Years10 Years$15$48$85$192This example does not include the brokerage commissions that you may pay to buy and sell ETF Shares of the Fund.© 2025 The Vanguard Group, Inc. All rights reserved.Vanguard Marketing Corporation, Distributor.PS 3820A 022025Vanguard International Dividend Appreciation ETFSupplement to the Prospectus and Summary Prospectus Dated February 27, 2024As approved by the Fund’s Board of Trustees, Vanguard International Dividend Appreciation ETF (the Fund) has reduced its expense ratio. Effective February 3, 2025, the Annual Fund Operating Expenses table and the hypothetical expenses example for the Fund are hereby deleted and replaced with the following:Prospectus and Summary Prospectus Text Changes for Vanguard International Dividend Appreciation ETFAnnual Fund Operating Expenses
(Expenses that you pay each year as a percentage of the value of your investment)Management Fees0.0912b-1 Distribution FeeNoneOther Expenses0.01Total Annual Fund Operating Expenses0.101The expense information shown in the table has been restated to reflect current fees.ExampleThe following example is intended to help you compare the cost of investing in the Fund’s ETF Shares with the cost of investing in other mutual funds. It illustrates the hypothetical expenses that you would incur over various periods if you were to invest $10,000 in the Fund’s shares. This example assumes that the shares provide a return of 5% each year and that total annual fund operating expenses remain as stated in the preceding table. You would incur these hypothetical expenses whether or not you were to sell your shares at the end of the given period. Although your actual costs may be higher or lower, based on these assumptions your costs would be:1 Year3 Years5 Years10 Years$10$32$56$128This example does not include the brokerage commissions that you may pay to buy and sell ETF Shares of the Fund.© 2025 The Vanguard Group, Inc. All rights reserved.Vanguard Marketing Corporation, Distributor.PS 4415A 022025Vanguard International High Dividend Yield Index FundSupplement to the Prospectus and Summary Prospectus Dated February 27, 2024As approved by the Fund’s Board of Trustees, Vanguard International High Dividend Yield Index Fund (the Fund) has reduced its expense ratio. Effective February 3, 2025, the Annual Fund Operating Expenses table and the hypothetical expenses examples for the Fund are hereby deleted and replaced with the following:Prospectus and Summary Prospectus Text Changes for Vanguard International High Dividend Yield Index FundAnnual Fund Operating Expenses
(Expenses that you pay each year as a percentage of the value of your investment)Management Fees0.1512b-1 Distribution FeeNoneOther Expenses0.02Total Annual Fund Operating Expenses0.171The expense information shown in the table has been restated to reflect current fees.ExamplesThe following examples are intended to help you compare the cost of investing in the Fund’s Admiral Shares with the cost of investing in other mutual funds. They illustrate the hypothetical expenses that you would incur over various periods if you were to invest $10,000 in the Fund’s shares. The first example assumes that the shares provide a return of 5% each year, that total annual fund operating expenses remain as stated in the preceding table, and that you were to redeem your investment at the end of the given period. Although your actual costs may be higher or lower, based on these assumptions your costs would be:1 Year3 Years5 Years10 Years $69$108$152$282You would pay the following expenses if you did not redeem your investment (the difference being that the Fund’s 0.25% redemption fee would not apply to any of the following periods, as it would to those in the preceding example):1 Year3 Years5 Years10 Years$42$80$121$242© 2025 The Vanguard Group, Inc. All rights reserved.Vanguard Marketing Corporation, Distributor.PS 1530A 022025Vanguard International High Dividend Yield ETFSupplement to the Prospectus and Summary Prospectus Dated February 27, 2024As approved by the Fund’s Board of Trustees, Vanguard International High Dividend Yield ETF (the Fund) has reduced its expense ratio. Effective February 3, 2025, the Annual Fund Operating Expenses table and the hypothetical expenses example for the Fund are hereby deleted and replaced with the following:Prospectus and Summary Prospectus Text Changes for Vanguard International High Dividend Yield ETFAnnual Fund Operating Expenses
(Expenses that you pay each year as a percentage of the value of your investment)Management Fees0.1512b-1 Distribution FeeNoneOther Expenses0.02Total Annual Fund Operating Expenses0.171The expense information shown in the table has been restated to reflect current fees.ExampleThe following example is intended to help you compare the cost of investing in the Fund’s ETF Shares with the cost of investing in other funds. It illustrates the hypothetical expenses that you would incur over various periods if you were to invest $10,000 in the Fund’s shares. This example assumes that the shares provide a return of 5% each year and that total annual fund operating expenses remain as stated in the preceding table. You would incur these hypothetical expenses whether or not you were to sell your shares at the end of the given period. Although your actual costs may be higher or lower, based on these assumptions your costs would be:1 Year3 Years5 Years10 Years$17$55$96$217This example does not include the brokerage commissions that you may pay to buy and sell ETF Shares of the Fund.© 2025 The Vanguard Group, Inc. All rights reserved.Vanguard Marketing Corporation, Distributor.PS 4430A 022025
Institutional | Vanguard Emerging Markets Government Bond Index Fund  
Risk Return Abstract rr_RiskReturnAbstract  
Prospectus Date rr_ProspectusDate Feb. 27, 2024
Supplement to Prospectus [Text Block] rr_SupplementToProspectusTextBlock Vanguard Emerging Markets Government Bond Index FundSupplement to the Prospectus and Summary Prospectus Dated February 27, 2024As approved by the Fund’s Board of Trustees, Vanguard Emerging Markets Government Bond Index Fund (the Fund) has reduced its expense ratio. Effective February 3, 2025, the Annual Fund Operating Expenses table and the hypothetical expenses example for the Fund are hereby deleted and replaced with the following:Prospectus and Summary Prospectus Text Changes for Vanguard Emerging Markets Government Bond Index FundAnnual Fund Operating Expenses
(Expenses that you pay each year as a percentage of the value of your investment)Management Fees0.1212b-1 Distribution FeeNoneOther Expenses0.01Total Annual Fund Operating Expenses0.131The expense information shown in the table has been restated to reflect current fees.ExampleThe following example is intended to help you compare the cost of investing in the Fund’s Institutional Shares with the cost of investing in other mutual funds. It illustrates the hypothetical expenses that you would incur over various periods if you were to invest $10,000 in the Fund’s shares. This example assumes that the shares provide a return of 5% each year and that total annual fund operating expenses remain as stated in the preceding table. You would incur these hypothetical expenses whether or not you were to redeem your investment at the end of the given period. Although your actual costs may be higher or lower, based on these assumptions your costs would be:1 Year3 Years5 Years10 Years$88$117$148$240© 2025 The Vanguard Group, Inc. All rights reserved.Vanguard Marketing Corporation, Distributor.PSI 2020A 022025
Operating Expenses Caption [Text] rr_OperatingExpensesCaption <span style="color:#000000;font-family:Arial;font-size:10pt;font-weight:bold;">Prospectus and Summary Prospectus Text Changes for Vanguard Emerging Markets Government Bond Index Fund</span><span style="color:#000000;font-family:Arial;font-size:8.5pt;font-weight:bold;">Annual Fund Operating Expenses</span> <br/><span style="color:#000000;font-family:Arial;font-size:8.5pt;">(Expenses that you pay each year as a percentage of the value of your investment)</span>
Expense Example [Heading] rr_ExpenseExampleHeading <span style="color:#000000;font-family:Arial;font-size:9.5pt;">Example</span>
Expense Example Narrative [Text Block] rr_ExpenseExampleNarrativeTextBlock The following example is intended to help you compare the cost of investing in the Fund’s Institutional Shares with the cost of investing in other mutual funds. It illustrates the hypothetical expenses that you would incur over various periods if you were to invest $10,000 in the Fund’s shares. This example assumes that the shares provide a return of 5% each year and that total annual fund operating expenses remain as stated in the preceding table. You would incur these hypothetical expenses whether or not you were to redeem your investment at the end of the given period. Although your actual costs may be higher or lower, based on these assumptions your costs would be:
Institutional | Vanguard Emerging Markets Government Bond Index Fund | Institutional Shares  
Risk Return Abstract rr_RiskReturnAbstract  
Management Fees rr_ManagementFeesOverAssets 0.12%
12b-1 Distribution Fee rr_DistributionAndService12b1FeesOverAssets none
Other Expenses rr_OtherExpensesOverAssets 0.01%
Total Annual Fund Operating Expenses rr_ExpensesOverAssets 0.13% [1]
1 Year rr_ExpenseExampleYear01 $ 88
3 Years rr_ExpenseExampleYear03 117
5 Years rr_ExpenseExampleYear05 148
10 Years rr_ExpenseExampleYear10 $ 240
ETF | Vanguard Emerging Markets Government Bond Index Fund  
Risk Return Abstract rr_RiskReturnAbstract  
Prospectus Date rr_ProspectusDate Feb. 27, 2024
Supplement to Prospectus [Text Block] rr_SupplementToProspectusTextBlock Vanguard Emerging Markets Government Bond ETFSupplement to the Prospectus and Summary Prospectus Dated February 27, 2024As approved by the Fund’s Board of Trustees, Vanguard Emerging Markets Government Bond ETF (the Fund) has reduced its expense ratio. Effective February 3, 2025, the Annual Fund Operating Expenses table and the hypothetical expenses example for the Fund are hereby deleted and replaced with the following:Prospectus and Summary Prospectus Text Changes for Vanguard Emerging Markets Government Bond ETFAnnual Fund Operating Expenses
(Expenses that you pay each year as a percentage of the value of your investment)Management Fees0.1412b-1 Distribution FeeNoneOther Expenses0.01Total Annual Fund Operating Expenses0.151The expense information shown in the table has been restated to reflect current fees.ExampleThe following example is intended to help you compare the cost of investing in the Fund’s ETF Shares with the cost of investing in other funds. It illustrates the hypothetical expenses that you would incur over various periods if you were to invest $10,000 in the Fund’s shares. This example assumes that the shares provide a return of 5% each year and that total annual fund operating expenses remain as stated in the preceding table. You would incur these hypothetical expenses whether or not you were to sell your shares at the end of the given period. Although your actual costs may be higher or lower, based on these assumptions your costs would be:1 Year3 Years5 Years10 Years$15$48$85$192This example does not include the brokerage commissions that you may pay to buy and sell ETF Shares of the Fund.© 2025 The Vanguard Group, Inc. All rights reserved.Vanguard Marketing Corporation, Distributor.PS 3820A 022025
Operating Expenses Caption [Text] rr_OperatingExpensesCaption <span style="color:#000000;font-family:Arial;font-size:10pt;font-weight:bold;">Prospectus and Summary Prospectus Text Changes for Vanguard Emerging Markets Government Bond ETF</span><span style="color:#000000;font-family:Arial;font-size:8.5pt;font-weight:bold;">Annual Fund Operating Expenses</span> <br/><span style="color:#000000;font-family:Arial;font-size:8.5pt;">(Expenses that you pay each year as a percentage of the value of your investment)</span>
Expense Example [Heading] rr_ExpenseExampleHeading <span style="color:#000000;font-family:Arial;font-size:9.5pt;">Example</span>
Expense Example Narrative [Text Block] rr_ExpenseExampleNarrativeTextBlock The following example is intended to help you compare the cost of investing in the Fund’s ETF Shares with the cost of investing in other funds. It illustrates the hypothetical expenses that you would incur over various periods if you were to invest $10,000 in the Fund’s shares. This example assumes that the shares provide a return of 5% each year and that total annual fund operating expenses remain as stated in the preceding table. You would incur these hypothetical expenses whether or not you were to sell your shares at the end of the given period. Although your actual costs may be higher or lower, based on these assumptions your costs would be:
Expense Example Closing [Text Block] rr_ExpenseExampleClosingTextBlock

This example does not include the brokerage commissions that you may pay to buy and sell ETF Shares of the Fund.
ETF | Vanguard Emerging Markets Government Bond Index Fund | ETF Shares  
Risk Return Abstract rr_RiskReturnAbstract  
Management Fees rr_ManagementFeesOverAssets 0.14%
12b-1 Distribution Fee rr_DistributionAndService12b1FeesOverAssets none
Other Expenses rr_OtherExpensesOverAssets 0.01%
Total Annual Fund Operating Expenses rr_ExpensesOverAssets 0.15% [2]
1 Year rr_ExpenseExampleYear01 $ 15
3 Years rr_ExpenseExampleYear03 48
5 Years rr_ExpenseExampleYear05 85
10 Years rr_ExpenseExampleYear10 $ 192
ETF | Vanguard International Dividend Appreciation Index Fund  
Risk Return Abstract rr_RiskReturnAbstract  
Prospectus Date rr_ProspectusDate Feb. 27, 2024
Supplement to Prospectus [Text Block] rr_SupplementToProspectusTextBlock Vanguard International Dividend Appreciation ETFSupplement to the Prospectus and Summary Prospectus Dated February 27, 2024As approved by the Fund’s Board of Trustees, Vanguard International Dividend Appreciation ETF (the Fund) has reduced its expense ratio. Effective February 3, 2025, the Annual Fund Operating Expenses table and the hypothetical expenses example for the Fund are hereby deleted and replaced with the following:Prospectus and Summary Prospectus Text Changes for Vanguard International Dividend Appreciation ETFAnnual Fund Operating Expenses
(Expenses that you pay each year as a percentage of the value of your investment)Management Fees0.0912b-1 Distribution FeeNoneOther Expenses0.01Total Annual Fund Operating Expenses0.101The expense information shown in the table has been restated to reflect current fees.ExampleThe following example is intended to help you compare the cost of investing in the Fund’s ETF Shares with the cost of investing in other mutual funds. It illustrates the hypothetical expenses that you would incur over various periods if you were to invest $10,000 in the Fund’s shares. This example assumes that the shares provide a return of 5% each year and that total annual fund operating expenses remain as stated in the preceding table. You would incur these hypothetical expenses whether or not you were to sell your shares at the end of the given period. Although your actual costs may be higher or lower, based on these assumptions your costs would be:1 Year3 Years5 Years10 Years$10$32$56$128This example does not include the brokerage commissions that you may pay to buy and sell ETF Shares of the Fund.© 2025 The Vanguard Group, Inc. All rights reserved.Vanguard Marketing Corporation, Distributor.PS 4415A 022025
Operating Expenses Caption [Text] rr_OperatingExpensesCaption <span style="color:#000000;font-family:Arial;font-size:10pt;font-weight:bold;">Prospectus and Summary Prospectus Text Changes for Vanguard International Dividend Appreciation ETF</span><span style="color:#000000;font-family:Arial;font-size:8.5pt;font-weight:bold;">Annual Fund Operating Expenses</span> <br/><span style="color:#000000;font-family:Arial;font-size:8.5pt;">(Expenses that you pay each year as a percentage of the value of your investment)</span>
Expense Example [Heading] rr_ExpenseExampleHeading <span style="color:#000000;font-family:Arial;font-size:9.5pt;">Example</span>
Expense Example Narrative [Text Block] rr_ExpenseExampleNarrativeTextBlock The following example is intended to help you compare the cost of investing in the Fund’s ETF Shares with the cost of investing in other mutual funds. It illustrates the hypothetical expenses that you would incur over various periods if you were to invest $10,000 in the Fund’s shares. This example assumes that the shares provide a return of 5% each year and that total annual fund operating expenses remain as stated in the preceding table. You would incur these hypothetical expenses whether or not you were to sell your shares at the end of the given period. Although your actual costs may be higher or lower, based on these assumptions your costs would be:
Expense Example Closing [Text Block] rr_ExpenseExampleClosingTextBlock

This example does not include the brokerage commissions that you may pay to buy and sell ETF Shares of the Fund.
ETF | Vanguard International Dividend Appreciation Index Fund | ETF Shares  
Risk Return Abstract rr_RiskReturnAbstract  
Management Fees rr_ManagementFeesOverAssets 0.09%
12b-1 Distribution Fee rr_DistributionAndService12b1FeesOverAssets none
Other Expenses rr_OtherExpensesOverAssets 0.01%
Total Annual Fund Operating Expenses rr_ExpensesOverAssets 0.10% [3]
1 Year rr_ExpenseExampleYear01 $ 10
3 Years rr_ExpenseExampleYear03 32
5 Years rr_ExpenseExampleYear05 56
10 Years rr_ExpenseExampleYear10 $ 128
ETF | Vanguard International High Dividend Yield Index Fund  
Risk Return Abstract rr_RiskReturnAbstract  
Prospectus Date rr_ProspectusDate Feb. 27, 2024
Supplement to Prospectus [Text Block] rr_SupplementToProspectusTextBlock Vanguard International High Dividend Yield ETFSupplement to the Prospectus and Summary Prospectus Dated February 27, 2024As approved by the Fund’s Board of Trustees, Vanguard International High Dividend Yield ETF (the Fund) has reduced its expense ratio. Effective February 3, 2025, the Annual Fund Operating Expenses table and the hypothetical expenses example for the Fund are hereby deleted and replaced with the following:Prospectus and Summary Prospectus Text Changes for Vanguard International High Dividend Yield ETFAnnual Fund Operating Expenses
(Expenses that you pay each year as a percentage of the value of your investment)Management Fees0.1512b-1 Distribution FeeNoneOther Expenses0.02Total Annual Fund Operating Expenses0.171The expense information shown in the table has been restated to reflect current fees.ExampleThe following example is intended to help you compare the cost of investing in the Fund’s ETF Shares with the cost of investing in other funds. It illustrates the hypothetical expenses that you would incur over various periods if you were to invest $10,000 in the Fund’s shares. This example assumes that the shares provide a return of 5% each year and that total annual fund operating expenses remain as stated in the preceding table. You would incur these hypothetical expenses whether or not you were to sell your shares at the end of the given period. Although your actual costs may be higher or lower, based on these assumptions your costs would be:1 Year3 Years5 Years10 Years$17$55$96$217This example does not include the brokerage commissions that you may pay to buy and sell ETF Shares of the Fund.© 2025 The Vanguard Group, Inc. All rights reserved.Vanguard Marketing Corporation, Distributor.PS 4430A 022025
Operating Expenses Caption [Text] rr_OperatingExpensesCaption <span style="color:#000000;font-family:Arial;font-size:10pt;font-weight:bold;">Prospectus and Summary Prospectus Text Changes for Vanguard International High Dividend Yield ETF</span><span style="color:#000000;font-family:Arial;font-size:8.5pt;font-weight:bold;">Annual Fund Operating Expenses</span> <br/><span style="color:#000000;font-family:Arial;font-size:8.5pt;">(Expenses that you pay each year as a percentage of the value of your investment)</span>
Expense Example [Heading] rr_ExpenseExampleHeading <span style="color:#000000;font-family:Arial;font-size:9.5pt;">Example</span>
Expense Example Narrative [Text Block] rr_ExpenseExampleNarrativeTextBlock The following example is intended to help you compare the cost of investing in the Fund’s ETF Shares with the cost of investing in other funds. It illustrates the hypothetical expenses that you would incur over various periods if you were to invest $10,000 in the Fund’s shares. This example assumes that the shares provide a return of 5% each year and that total annual fund operating expenses remain as stated in the preceding table. You would incur these hypothetical expenses whether or not you were to sell your shares at the end of the given period. Although your actual costs may be higher or lower, based on these assumptions your costs would be:
Expense Example Closing [Text Block] rr_ExpenseExampleClosingTextBlock

This example does not include the brokerage commissions that you may pay to buy and sell ETF Shares of the Fund.
ETF | Vanguard International High Dividend Yield Index Fund | ETF Shares  
Risk Return Abstract rr_RiskReturnAbstract  
Management Fees rr_ManagementFeesOverAssets 0.15%
12b-1 Distribution Fee rr_DistributionAndService12b1FeesOverAssets none
Other Expenses rr_OtherExpensesOverAssets 0.02%
Total Annual Fund Operating Expenses rr_ExpensesOverAssets 0.17% [4]
1 Year rr_ExpenseExampleYear01 $ 17
3 Years rr_ExpenseExampleYear03 55
5 Years rr_ExpenseExampleYear05 96
10 Years rr_ExpenseExampleYear10 $ 217
Admiral | Vanguard International High Dividend Yield Index Fund  
Risk Return Abstract rr_RiskReturnAbstract  
Prospectus Date rr_ProspectusDate Feb. 27, 2024
Supplement to Prospectus [Text Block] rr_SupplementToProspectusTextBlock Vanguard International High Dividend Yield Index FundSupplement to the Prospectus and Summary Prospectus Dated February 27, 2024As approved by the Fund’s Board of Trustees, Vanguard International High Dividend Yield Index Fund (the Fund) has reduced its expense ratio. Effective February 3, 2025, the Annual Fund Operating Expenses table and the hypothetical expenses examples for the Fund are hereby deleted and replaced with the following:Prospectus and Summary Prospectus Text Changes for Vanguard International High Dividend Yield Index FundAnnual Fund Operating Expenses
(Expenses that you pay each year as a percentage of the value of your investment)Management Fees0.1512b-1 Distribution FeeNoneOther Expenses0.02Total Annual Fund Operating Expenses0.171The expense information shown in the table has been restated to reflect current fees.ExamplesThe following examples are intended to help you compare the cost of investing in the Fund’s Admiral Shares with the cost of investing in other mutual funds. They illustrate the hypothetical expenses that you would incur over various periods if you were to invest $10,000 in the Fund’s shares. The first example assumes that the shares provide a return of 5% each year, that total annual fund operating expenses remain as stated in the preceding table, and that you were to redeem your investment at the end of the given period. Although your actual costs may be higher or lower, based on these assumptions your costs would be:1 Year3 Years5 Years10 Years $69$108$152$282You would pay the following expenses if you did not redeem your investment (the difference being that the Fund’s 0.25% redemption fee would not apply to any of the following periods, as it would to those in the preceding example):1 Year3 Years5 Years10 Years$42$80$121$242© 2025 The Vanguard Group, Inc. All rights reserved.Vanguard Marketing Corporation, Distributor.PS 1530A 022025
Operating Expenses Caption [Text] rr_OperatingExpensesCaption <span style="color:#000000;font-family:Arial;font-size:10pt;font-weight:bold;">Prospectus and Summary Prospectus Text Changes for Vanguard International High Dividend Yield Index Fund</span><span style="color:#000000;font-family:Arial;font-size:8.5pt;font-weight:bold;">Annual Fund Operating Expenses</span> <br/><span style="color:#000000;font-family:Arial;font-size:8.5pt;">(Expenses that you pay each year as a percentage of the value of your investment)</span>
Expense Example [Heading] rr_ExpenseExampleHeading <span style="color:#000000;font-family:Arial;font-size:9.5pt;">Examples</span>
Expense Example Narrative [Text Block] rr_ExpenseExampleNarrativeTextBlock The following examples are intended to help you compare the cost of investing in the Fund’s Admiral Shares with the cost of investing in other mutual funds. They illustrate the hypothetical expenses that you would incur over various periods if you were to invest $10,000 in the Fund’s shares. The first example assumes that the shares provide a return of 5% each year, that total annual fund operating expenses remain as stated in the preceding table, and that you were to redeem your investment at the end of the given period. Although your actual costs may be higher or lower, based on these assumptions your costs would be:You would pay the following expenses if you did not redeem your investment (the difference being that the Fund’s 0.25% redemption fee would not apply to any of the following periods, as it would to those in the preceding example):
Expense Example, No Redemption Narrative [Text Block] rr_ExpenseExampleNoRedemptionNarrativeTextBlock You would pay the following expenses if you did not redeem your investment (the difference being that the Fund’s 0.25% redemption fee would not apply to any of the following periods, as it would to those in the preceding example):
Admiral | Vanguard International High Dividend Yield Index Fund | Admiral Shares  
Risk Return Abstract rr_RiskReturnAbstract  
Management Fees rr_ManagementFeesOverAssets 0.15%
12b-1 Distribution Fee rr_DistributionAndService12b1FeesOverAssets none
Other Expenses rr_OtherExpensesOverAssets 0.02%
Total Annual Fund Operating Expenses rr_ExpensesOverAssets 0.17% [5]
1 Year rr_ExpenseExampleYear01 $ 69
3 Years rr_ExpenseExampleYear03 108
5 Years rr_ExpenseExampleYear05 152
10 Years rr_ExpenseExampleYear10 282
1 Year rr_ExpenseExampleNoRedemptionYear01 42
3 Years rr_ExpenseExampleNoRedemptionYear03 80
5 Years rr_ExpenseExampleNoRedemptionYear05 121
10 Years rr_ExpenseExampleNoRedemptionYear10 $ 242
[1] The expense information shown in the table has been restated to reflect current fees.
[2] The expense information shown in the table has been restated to reflect current fees.
[3] The expense information shown in the table has been restated to reflect current fees.
[4] The expense information shown in the table has been restated to reflect current fees.
[5] The expense information shown in the table has been restated to reflect current fees.