v3.26.1
Shareholder Report, Line Graph (Details) 191630_DoubleLine Strategic Commodity 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 $ 157,366 $ 166,875 $ 156,365 $ 177,335 $ 119,625 $ 86,015 $ 119,876 $ 123,067 $ 107,927 $ 100,000 $ 200,069
S&P 500 Index [Member]                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     S&P 500® Index
Accumulated Value 319,129 294,802 226,979 245,990 212,710 136,046 146,251 133,567 117,172 100,000 $ 375,944
Bloomberg Commodity Index Total Return [Member]                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     Bloomberg Commodity Index Total Return
Accumulated Value $ 163,428 $ 145,559 $ 146,381 $ 167,270 $ 112,071 $ 82,993 $ 106,824 $ 112,746 $ 108,714 $ 100,000 $ 216,197