v3.26.1
Shareholder Report, Average Annual Return (Details) 191615_DoubleLine Low Duration Bond Fund_Class I2_TSR Annual {Class I2}
5 Months Ended 12 Months Ended
Mar. 31, 2026
Mar. 31, 2026
Without Sales Load [Member] | Class I2    
Average Annual Return [Line Items]    
Line Graph and Table Measure Name   Class I2 (without sales charge)
Average Annual Return, Percent 1.21%  
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 0.43%  
ICE BofA 1-3 Year U.S. Treasury Index [Member]    
Average Annual Return [Line Items]    
Line Graph and Table Measure Name   ICE BofA 1-3 Year U.S. Treasury Index
Average Annual Return, Percent 1.07%  
Bloomberg U.S. Aggregate 1-3 Years Index [Member]    
Average Annual Return [Line Items]    
Line Graph and Table Measure Name   Bloomberg U.S. Aggregate 1-3 Years Index
Average Annual Return, Percent 1.16%