v3.26.1
Shareholder Report, Line Graph (Details) 191612_DoubleLine Emerging Markets Fixed Income Fund_Class I_TSR Annual {Class I} - USD ($)
12 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Mar. 31, 2023
Mar. 31, 2022
Mar. 31, 2021
Mar. 31, 2020
Mar. 31, 2019
Mar. 31, 2018
Mar. 31, 2017
Mar. 31, 2016
Mar. 31, 2026
Class I                      
Account Value [Line Items]                      
Accumulated Value $ 142,029 $ 132,372 $ 118,559 $ 129,177 $ 135,204 $ 108,410 $ 121,039 $ 116,923 $ 113,192 $ 100,000 $ 148,607
Bloomberg Global Aggregate Bond Index [Member]                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     Bloomberg Global Aggregate Bond Index
Accumulated Value 101,589 98,596 98,101 106,709 114,008 108,925 104,538 104,937 98,097 100,000 $ 105,916
J.P. Morgan Emerging Markets Bond Global Diversified Index [Member]                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     J.P. Morgan Emerging Markets Bond Global Diversified Index
Accumulated Value $ 130,954 $ 122,669 $ 110,235 $ 118,436 $ 127,949 $ 110,297 $ 118,390 $ 113,602 $ 108,919 $ 100,000 $ 144,551