v3.25.2
S000016644 [Member] Expense Example - Western Asset California Municipals Fund
Feb. 28, 2025
USD ($)
Class FI  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 94
Expense Example, with Redemption, 3 Years 326
Expense Example, with Redemption, 5 Years 576
Expense Example, with Redemption, 10 Years 1,293
Class I  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 63
Expense Example, with Redemption, 3 Years 218
Expense Example, with Redemption, 5 Years 386
Expense Example, with Redemption, 10 Years 874
Class IS  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 60
Expense Example, with Redemption, 3 Years 195
Expense Example, with Redemption, 5 Years 342
Expense Example, with Redemption, 10 Years 771
Class A  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 459
Expense Example, with Redemption, 3 Years 637
Expense Example, with Redemption, 5 Years 829
Expense Example, with Redemption, 10 Years 1,385
Class C  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 240
Expense Example, with Redemption, 3 Years 437
Expense Example, with Redemption, 5 Years 755
Expense Example, with Redemption, 10 Years $ 1,512