S000056045 [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 |
|
| AMG Yacktman Global Fund | Class N | ||||||||
| Prospectus [Line Items] | ||||||||
| Annual Return [Percent] | 32.37% | (3.14%) | 16.30% | (9.31%) | 12.96% | 18.32% | 21.40% | 2.17% |