Shareholder Report, Average Annual Return (Details) 74200008400_Franklin Templeton SMACS Series H_Single Class_TSR Annual {Class A} |
12 Months Ended | 60 Months Ended | 87 Months Ended |
|---|---|---|---|
Aug. 31, 2026 |
Aug. 31, 2026 |
Aug. 31, 2026 |
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| Class Advisor | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Franklin Templeton SMACS: Series H | ||
| Average Annual Return, Percent | 7.74% | 1.51% | 2.76% |
| Bloomberg Municipal Bond Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Bloomberg Municipal Bond Index | ||
| Average Annual Return, Percent | 4.12% | 0.54% | 1.65% |