Shareholder Report, Average Annual Return (Details) 191629_DoubleLine Long Duration Total Return Bond Fund_Class N_TSR Annual {Class N} |
12 Months Ended | 60 Months Ended | 120 Months Ended |
|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2026 |
Mar. 31, 2026 |
|
| Without Sales Load [Member] | Class N | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Class N (without sales charge) | ||
| Average Annual Return, Percent | 1.61% | (4.53%) | (1.07%) |
| Bloomberg U.S. Aggregate Bond Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Bloomberg U.S. Aggregate Bond Index | ||
| Average Annual Return, Percent | 4.35% | 0.31% | 1.70% |
| Bloomberg U.S. Long Government/Credit Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Bloomberg U.S. Long Government/Credit Index | ||
| Average Annual Return, Percent | 2.17% | (2.93%) | 1.18% |