Vanguard SP 500 Value Index 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 |
|
| Institutional Prospectus [Member] | Vanguard SP 500 Value Index Fund | Institutional Shares | |||||||||
| Prospectus [Line Items] | |||||||||
| Annual Return [Percent] | 12.22% | 22.14% | (5.31%) | 24.81% | 1.31% | 31.83% | (9.00%) | 15.29% | 17.29% |