S000014682 [Member] Shareholder Fees - Western Asset SMASh Series C Fund - SMASh Series C Fund |
Feb. 28, 2026 |
|---|---|
| Prospectus [Line Items] | |
| Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) | 0.00% |
| Maximum Deferred Sales Charge (as a percentage) | 0.00% |