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 |
|
| Gabelli Media Mogul Fund Class I | |||||||||
| Prospectus [Line Items] | |||||||||
| Annual Return [Percent] | 22.51% | 1.13% | 10.23% | (31.11%) | 7.73% | 0.25% | 18.51% | (8.90%) | 8.99% |
| Gabelli Pet Parents'(TM) Fund Class I | |||||||||
| Prospectus [Line Items] | |||||||||
| Annual Return [Percent] | (2.88%) | 15.02% | 25.03% | (35.36%) | 11.57% | 53.45% | 11.37% | ||