S000077300 [Member] Expense Example - Putnam PanAgora ESG Emerging Markets Equity ETF - -	Apr. 30, 2025 USD ($)
Prospectus [Line Items]
Expense Example, with Redemption, 1 Year	$ 61
Expense Example, with Redemption, 3 Years	192
Expense Example, with Redemption, 5 Years	335
Expense Example, with Redemption, 10 Years	$ 750

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