v3.26.1
Shareholder Report, Average Annual Return (Details) 1014014_Franklin U.S. Core Dividend Tilt Index ETF_Single Class_TSR Annual {Single Class}
 12 Months Ended 60 Months Ended 118 Months Ended
Mar. 31, 2026
Mar. 31, 2026
Mar. 31, 2026
Franklin U.S. Core Dividend Tilt Index ETF      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Franklin U.S. Core Dividend Tilt Index ETF (NAV)    
Average Annual Return, Percent 20.25% 11.86% 10.56%
Morningstar US Target Market Exposure Index [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Morningstar US Target Market Exposure Index    
Average Annual Return, Percent [1] 17.53% 11.54% 0.00%
Linked Morningstar US Target Market Exposure Index [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Linked Morningstar US Target Market Exposure Index    
Average Annual Return, Percent [2] 17.53% 9.98% 11.72%
Morningstar US Dividend Enhanced Select Index [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Morningstar US Dividend Enhanced Select Index    
Average Annual Return, Percent [3] 20.37% 0.00% 0.00%
Linked Morningstar US Dividend Enhanced Select Index [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Linked Morningstar US Dividend Enhanced Select Index    
Average Annual Return, Percent [4] 20.37% 11.94% 10.59%
[1]
† The Morningstar US Target Market Exposure Index did not commence calculation and publication until November 22, 2018.
[2]
†† The Linked Morningstar US Target Market Exposure Index measures the performance of the Fund’s old primary benchmark, the MSCI All Country World Index (ACWI) ex REITs Index-NR, from inception through July 31, 2022, followed by the performance of the Parent Index thereafter.
[3]
††† The Morningstar US Dividend Enhanced Select Index did not commence calculation and publication until June 15, 2022.
[4]
†††† The Linked Morningstar US Dividend Enhanced Select Index measures the performance of the Fund’s old underlying index, LibertyQ Global Dividend Index, from inception through July 31, 2022, followed by the performance of the Underlying Index thereafter.