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 |
|
| TETON WESTWOOD MIGHTY MITES FUND CLASS AAA | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 11.38% | 4.16% | 13.31% | (15.23%) | 21.97% | 10.02% | 16.93% | (13.75%) | 15.37% | 22.08% |
| Keeley Small Cap Fund CLASS AAA | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 17.05% | 15.65% | 12.63% | (12.46%) | 29.98% | 10.93% | 28.46% | (13.89%) | 15.63% | 31.15% |
| TETON Convertible Securities Fund CLASS AAA | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 17.16% | 11.72% | 5.08% | (21.79%) | 2.35% | 27.22% | 24.43% | (0.86%) | 17.56% | 6.32% |
| TETON WESTWOOD EQUITY FUND CLASS AAA | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 4.91% | 9.71% | 7.48% | (7.02%) | 22.58% | 2.34% | 26.93% | (6.68%) | 20.23% | 10.30% |
| TETON WESTWOOD BALANCED FUND CLASS AAA | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 7.78% | 9.63% | 9.71% | (12.36%) | 14.88% | 4.61% | 18.73% | (3.78%) | 14.08% | 6.96% |