S000000878 [Member] Annual Total Returns |
12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
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 |
|
| Wasatch Small Cap Value Fund | Investor Class shares | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | (3.68%) | 11.82% | 31.62% | (21.56%) | 25.38% | 12.52% | 23.62% | (9.45%) | 19.55% | 19.85% |