v3.26.1
Shareholder Report, Line Graph (Details) 1014012_Franklin Emerging Market 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 Emerging Market Core Dividend Tilt Index ETF                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     Franklin Emerging Market Core Dividend Tilt Index ETF (NAV)
Accumulated Value $ 15,008 $ 13,546 $ 12,051 $ 13,444 $ 14,035 $ 9,844 $ 12,391 $ 13,397 $ 11,455 $ 10,000 $ 19,555
Morningstar Emerging Markets Target Market Exposure Index-NR [Member]                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     Morningstar Emerging Markets Target Market Exposure Index-NR
Linked Morningstar Emerging Markets Target Market Exposure Index-NR [Member]                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     Linked Morningstar Emerging Markets Target Market Exposure Index-NR
Accumulated Value 16,248 15,202 13,946 15,565 17,561 11,087 13,469 14,547 11,644 10,000 $ 20,815
Morningstar Emerging Markets Dividend Enhanced Select Index-NR [Member]                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     Morningstar Emerging Markets Dividend Enhanced Select Index-NR
Linked Morningstar Emerging Markets Dividend Enhanced Select Index-NR [Member]                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     Linked Morningstar Emerging Markets Dividend Enhanced Select Index-NR
Accumulated Value $ 15,220 $ 13,673 $ 12,110 $ 13,451 $ 13,926 $ 9,720 $ 12,194 $ 13,096 $ 11,116 $ 10,000 $ 19,918