Shareholder Report, Average Annual Return (Details) 74200008300_Franklin Templeton SMACS Series CH_Single Class_TSR Annual {Class A} |
12 Months Ended | 60 Months Ended | 87 Months Ended |
|---|---|---|---|
Aug. 31, 2026 |
Aug. 31, 2026 |
Aug. 31, 2026 |
|
| Class Advisor | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Franklin Templeton SMACS: Series CH | ||
| Average Annual Return, Percent | 6.92% | 0.57% | 2.28% |
| 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% |
| Bloomberg Municipal Bond California Exempt Index [Member] | |||
| Average Annual Return [Line Items] | |||
| Line Graph and Table Measure Name | Bloomberg Municipal Bond California Exempt Index | ||
| Average Annual Return, Percent | 3.85% | 0.53% | 1.59% |