Vanguard Explorer Value Fund Annual Total Returns |
12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
|
| Investor Prospectus [Member] | Vanguard Explorer Value Fund | Investor Shares | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 14.45% | 15.29% | (14.12%) | 28.43% | 3.29% | 26.91% | (13.04%) | 13.27% | 20.67% | (2.77%) |