Inverse Dow 2x Strategy Fund 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 |
|
| Class H [Member] | Inverse Dow 2x Strategy Fund | Class H | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | (21.58%) | (16.42%) | (18.46%) | 6.26% | (35.89%) | (45.01%) | (36.08%) | 1.59% | (39.17%) | (30.79%) |