Class C2 [Member] Expense Example, No Redemption - Class C2 - Western Asset Short Duration Municipal Income Fund - Class C2 |
Feb. 28, 2026
USD ($)
|
|---|---|
| Prospectus [Line Items] | |
| Expense Example, No Redemption, 1 Year | $ 116 |
| Expense Example, No Redemption, 3 Years | 362 |
| Expense Example, No Redemption, 5 Years | 627 |
| Expense Example, No Redemption, 10 Years | $ 1,240 |