Shareholder Report, Line Graph (Details) LMF7300_ClearBridge SMASh Series EM Fund_Single Class_TSR Annual {Single Class} - USD ($) |
12 Months Ended | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Jul. 31, 2025 |
Jul. 31, 2024 |
Jul. 31, 2023 |
Jul. 31, 2022 |
Jul. 31, 2021 |
Jul. 31, 2020 |
Jul. 31, 2019 |
Jul. 31, 2018 |
Jan. 10, 2018 |
Jul. 31, 2026 |
|
| ClearBridge SMASh Series EM Fund | ||||||||||
| Account Value [Line Items] | ||||||||||
| Line Graph and Table Measure Name | ClearBridge SMASh Series EM Fund | |||||||||
| Accumulated Value | $ 11,188 | $ 11,169 | $ 11,116 | $ 10,059 | $ 13,632 | $ 9,258 | $ 8,272 | $ 9,250 | $ 10,000 | $ 20,100 |
| MSCI Emerging Markets Index-NR [Member] | ||||||||||
| Account Value [Line Items] | ||||||||||
| Line Graph and Table Measure Name | MSCI Emerging Markets Index-NR | |||||||||
| Accumulated Value | $ 11,938 | $ 10,187 | $ 9,586 | $ 8,848 | $ 11,072 | $ 9,178 | $ 8,614 | $ 8,806 | $ 10,000 | $ 16,288 |