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 |
|
| Thornburg American Opportunities Fund - Class I | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | (0.50%) | 19.92% | 13.61% | (19.19%) | 14.18% | 12.10% | 29.31% | (9.39%) | 23.81% | 7.03% |
| Thornburg Focus Growth Fund - Class I | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 4.82% | 20.20% | 20.15% | (33.87%) | (3.99%) | 42.08% | 29.37% | (2.20%) | 24.40% | (1.95%) |