S000001147 [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 |
Dec. 31, 2017 |
Dec. 31, 2016 |
|
| TCW METWEST TOTAL RETURN BOND FUND | CLASS M | ||||||||||
| Prospectus [Line Items] | ||||||||||
| Annual Return [Percent] | 7.58% | 0.72% | 5.76% | (14.87%) | (1.34%) | 8.78% | 8.95% | (0.06%) | 3.10% | 2.32% |