Expense Example	Apr. 30, 2026 USD ($)
Bahl & Gaynor Dividend ETF \| Bahl & Gaynor Dividend ETF Class
Prospectus [Line Items]
Expense Example, with Redemption, 1 Year	$ 46
Expense Example, with Redemption, 3 Years	144
Expense Example, with Redemption, 5 Years	252
Expense Example, with Redemption, 10 Years	567
Bahl & Gaynor Income Growth ETF \| Bahl & Gaynor Income Growth ETF Class
Prospectus [Line Items]
Expense Example, with Redemption, 1 Year	46
Expense Example, with Redemption, 3 Years	144
Expense Example, with Redemption, 5 Years	252
Expense Example, with Redemption, 10 Years	567
Bahl & Gaynor Small Cap Dividend ETF \| Bahl & Gaynor Small Cap Dividend ETF Class
Prospectus [Line Items]
Expense Example, with Redemption, 1 Year	72
Expense Example, with Redemption, 3 Years	224
Expense Example, with Redemption, 5 Years	390
Expense Example, with Redemption, 10 Years	871
AAM Bahl & Gaynor Small/Mid Cap Income Growth ETF \| AAM Bahl & Gaynor Small/Mid Cap Income Growth ETF Class
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

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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