v3.26.1
S000047461 [Member] Expense Example - DoubleLine Long Duration Total Return Bond Fund
Mar. 31, 2026
USD ($)
Class N  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 78
Expense Example, with Redemption, 3 Years 297
Expense Example, with Redemption, 5 Years 534
Expense Example, with Redemption, 10 Years 1,214
Class I  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 52
Expense Example, with Redemption, 3 Years 218
Expense Example, with Redemption, 5 Years 398
Expense Example, with Redemption, 10 Years 919
I2  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 59
Expense Example, with Redemption, 3 Years 255
Expense Example, with Redemption, 5 Years 467
Expense Example, with Redemption, 10 Years $ 1,078