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Expense Example, No Redemption (Vanguard Windsor Fund Participant:)
Vanguard Windsor Fund
Vanguard Windsor Fund - Admiral Shares
11/1/2013 - 10/31/2014
USD ($)
Expense Example, No Redemption:  
1 YEAR 29rr_ExpenseExampleNoRedemptionYear01
/ dei_LegalEntityAxis
= vanguard_S000004417Member
/ rr_ProspectusShareClassAxis
= vanguard_C000012179Member
3 YEAR 90rr_ExpenseExampleNoRedemptionYear03
/ dei_LegalEntityAxis
= vanguard_S000004417Member
/ rr_ProspectusShareClassAxis
= vanguard_C000012179Member
5 YEAR 157rr_ExpenseExampleNoRedemptionYear05
/ dei_LegalEntityAxis
= vanguard_S000004417Member
/ rr_ProspectusShareClassAxis
= vanguard_C000012179Member
10 YEAR 356rr_ExpenseExampleNoRedemptionYear10
/ dei_LegalEntityAxis
= vanguard_S000004417Member
/ rr_ProspectusShareClassAxis
= vanguard_C000012179Member