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Annual Fund Operating Expenses (Vanguard Emerging Markets Select Stock Fund Participant)
Vanguard Emerging Markets Select Stock Fund
Vanguard Emerging Markets Select Stock Fund - Investor Shares
11/1/2013 - 10/31/2014
Annual Fund Operating Expenses (Expenses that you pay each year as a percentage of the value of your investment)  
Management Fees 0.79%rr_ManagementFeesOverAssets
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= vanguard_S000032976Member
/ rr_ProspectusShareClassAxis
= vanguard_C000101729Member
12b-1 Distribution Fee none
Other Expenses 0.17%rr_OtherExpensesOverAssets
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= vanguard_S000032976Member
/ rr_ProspectusShareClassAxis
= vanguard_C000101729Member
Total Annual Fund Operating Expenses 0.96%rr_NetExpensesOverAssets
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= vanguard_S000032976Member
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= vanguard_C000101729Member