v3.26.1
Shareholder Report, Line Graph (Details) 1014014_Franklin U.S. Core Dividend Tilt Index ETF_Single Class_TSR Annual {Single Class} - USD ($)
12 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Mar. 31, 2023
Mar. 31, 2022
Mar. 31, 2021
Mar. 31, 2020
Mar. 31, 2019
Mar. 31, 2018
Mar. 31, 2017
Jun. 01, 2016
Mar. 31, 2026
Franklin U.S. Core Dividend Tilt Index ETF                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     Franklin U.S. Core Dividend Tilt Index ETF (NAV)
Accumulated Value $ 22,313 $ 20,167 $ 15,790 $ 17,180 $ 15,320 $ 10,407 $ 12,150 $ 11,738 $ 10,979 $ 10,000 $ 26,832
Morningstar US Target Market Exposure Index [Member]                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     Morningstar US Target Market Exposure Index
Linked Morningstar US Target Market Exposure Index [Member]                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     Linked Morningstar US Target Market Exposure Index
Accumulated Value 25,453 23,537 18,060 19,898 18,590 11,984 13,481 13,173 11,440 10,000 $ 29,915
Morningstar US Dividend Enhanced Select Index [Member]                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     Morningstar US Dividend Enhanced Select Index
Linked Morningstar US Dividend Enhanced Select Index [Member]                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     Linked Morningstar US Dividend Enhanced Select Index
Accumulated Value $ 21,965 $ 19,840 $ 15,524 $ 16,869 $ 15,043 $ 10,227 $ 11,946 $ 11,538 $ 10,804 $ 10,000 $ 26,440