S000009868 [Member] Average Annual Total Returns |
12 Months Ended | 60 Months Ended | 120 Months Ended |
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2025 |
Dec. 31, 2025 |
|
| Bloomberg US Aggregate Bond Index (reflects no deduction for fees, expenses, or taxes) | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 7.30% | (0.36%) | 2.01% |
| Class N | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 7.26% | (0.09%) | 2.73% |
| Class N | After Taxes on Distributions | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 5.58% | (1.62%) | 1.16% |
| Class N | After Taxes on Distributions and Sales | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 4.27% | (0.51%) | 1.56% |
| Class I | |||
| Prospectus [Line Items] | |||
| Average Annual Return, Percent | 7.43% | 0.11% | 2.91% |