Annual Total Returns |
Dec. 31, 2025 |
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Schwab Fundamental Global Real Estate Index Fund | Schwab Fundamental Global Real Estate Index Fund | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 11.26901% | 3.02971% | 4.13% | (21.05%) | 18.59% | (11.10%) | 22.61% | (8.23%) | 21.08% | 6.83% |