Shareholder Report, Average Annual Return (Details)	12 Months Ended	60 Months Ended	120 Months Ended
May 31, 2025	May 31, 2025	May 31, 2025
Class A
Average Annual Return [Line Items]
Line Graph and Table Measure Name	Class A
Average Annual Return, Percent	5.35%	3.27%	2.59%
Class C
Average Annual Return [Line Items]
Line Graph and Table Measure Name	Class C (with sales charge)
Average Annual Return, Percent	3.52%	2.45%	1.96%
Class C1
Average Annual Return [Line Items]
Line Graph and Table Measure Name	Class C1
Average Annual Return, Percent	4.47%	2.63%	1.98%
Class I
Average Annual Return [Line Items]
Line Graph and Table Measure Name	Class I
Average Annual Return, Percent	5.52%	3.53%	2.83%
Class IS
Average Annual Return [Line Items]
Line Graph and Table Measure Name	Class IS
Average Annual Return, Percent	5.66%	3.58%	2.89%
Without Sales Load [Member] \| Class C
Average Annual Return [Line Items]
Line Graph and Table Measure Name	Class C
Average Annual Return, Percent	4.52%	2.45%	1.96%
Bloomberg U.S. Aggregate Index [Member]
Average Annual Return [Line Items]
Line Graph and Table Measure Name	Bloomberg U.S. Aggregate Index
Average Annual Return, Percent	5.46%	(0.90%)	1.49%
Bloomberg U.S. Aggregate Index [Member]
Average Annual Return [Line Items]
Line Graph and Table Measure Name	Bloomberg U.S. Aggregate Index
Average Annual Return, Percent	5.46%	(0.90%)	1.49%
Bloomberg U.S. Aggregate Index [Member]
Average Annual Return [Line Items]
Line Graph and Table Measure Name	Bloomberg U.S. Aggregate Index
Average Annual Return, Percent	5.46%	(0.90%)	1.49%
Bloomberg U.S. Aggregate Index [Member]
Average Annual Return [Line Items]
Line Graph and Table Measure Name	Bloomberg U.S. Aggregate Index
Average Annual Return, Percent	5.46%	(0.90%)	1.49%
Bloomberg U.S. Aggregate Index [Member]
Average Annual Return [Line Items]
Line Graph and Table Measure Name	Bloomberg U.S. Aggregate Index
Average Annual Return, Percent	5.46%	(0.90%)	1.49%
ICE BofA 3-Month U.S. Treasury Bill Index [Member]
Average Annual Return [Line Items]
Line Graph and Table Measure Name	ICE BofA 3-Month U.S. Treasury Bill Index
Average Annual Return, Percent	4.76%	2.70%	1.94%
ICE BofA 3-Month U.S. Treasury Bill Index [Member]
Average Annual Return [Line Items]
Line Graph and Table Measure Name	ICE BofA 3-Month U.S. Treasury Bill Index
Average Annual Return, Percent	4.76%	2.70%	1.94%
ICE BofA 3-Month U.S. Treasury Bill Index [Member]
Average Annual Return [Line Items]
Line Graph and Table Measure Name	ICE BofA 3-Month U.S. Treasury Bill Index
Average Annual Return, Percent	4.76%	2.70%	1.94%
ICE BofA 3-Month U.S. Treasury Bill Index [Member]
Average Annual Return [Line Items]
Line Graph and Table Measure Name	ICE BofA 3-Month U.S. Treasury Bill Index
Average Annual Return, Percent	4.76%	2.70%	1.94%
ICE BofA 3-Month U.S. Treasury Bill Index [Member]
Average Annual Return [Line Items]
Line Graph and Table Measure Name	ICE BofA 3-Month U.S. Treasury Bill Index
Average Annual Return, Percent	4.76%	2.70%	1.94%