v3.25.2
S000000711 [Member] Investment Objectives and Goals - Western Asset Intermediate Bond Fund
May 31, 2025
Prospectus [Line Items]  
Risk/Return [Heading] WESTERN ASSET INTERMEDIATE BOND FUND
Objective [Heading] Investment objective
Objective, Primary [Text Block]
Maximize total return, consistent with prudent investment management and liquidity needs, by investing to obtain the average duration specified below.