Annual Total Returns - Natixis Funds Trust II - Classs Y |
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 |
|---|---|---|---|---|---|---|---|---|---|---|
| Loomis Sayles Strategic Alpha Fund | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 8.58% | 8.29% | 7.90% | (7.97%) | 1.32% | 10.19% | 3.96% | 0.53% | 3.38% | 6.86% |
| Natixis Oakmark Fund | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 15.15% | 16.13% | 31.28% | (13.10%) | 34.35% | 13.28% | 27.06% | (12.76%) | 21.05% | 18.69% |
| Vaughan Nelson Mid Cap Fund | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 12.39% | 18.69% | 16.52% | (10.58%) | 21.65% | 10.76% | 30.52% | (15.85%) | 13.19% | 6.14% |