v3.26.3
Shareholder Report, Line Graph (Details) 74300185500_Putnam Focused U.S. Research ETF_Class R6_TSR Annual {Class R6} - USD ($)
12 Months Ended
Aug. 31, 2025
Aug. 31, 2024
Aug. 31, 2023
Aug. 31, 2022
Aug. 31, 2021
Aug. 31, 2020
Aug. 31, 2019
Aug. 31, 2018
Aug. 31, 2017
Aug. 31, 2016
Aug. 31, 2026
Class R6                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     Class R6
Accumulated Value $ 32,363 $ 27,497 $ 21,404 $ 18,633 $ 20,260 $ 15,848 $ 13,886 $ 13,415 $ 11,494 $ 10,000 $ 39,028
Russell 3000 Index [Member]                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     Russell 3000 Index
Accumulated Value 33,220 28,677 22,734 19,810 22,845 17,171 14,139 13,956 11,606 10,000 $ 39,898
S&P 500 Index [Member]                      
Account Value [Line Items]                      
Line Graph and Table Measure Name                     S&P 500 Index
Accumulated Value 34,718 29,960 23,566 20,325 22,895 17,455 14,315 13,909 11,623 10,000 $ 41,793
Putnam Focused Equity Linked Benchmark [Member]                      
Account Value [Line Items]                      
Line Graph and Table Measure Name [1]                     Putnam Focused Equity Linked Benchmark†
Accumulated Value $ 31,661 $ 27,322 $ 21,490 $ 18,535 $ 20,879 $ 15,918 $ 13,055 $ 12,929 $ 11,773 $ 10,000 $ 38,113
[1]
† The Putnam Focused Equity Linked Benchmark represents the performance of the MSCI World Industrials Index-NR through June 23, 2019, and the performance of the S&P 500 Index thereafter.