Expense Example	Apr. 30, 2026 USD ($)
Roundhill Video Games ETF \| Roundhill Video Games ETF Class
Prospectus [Line Items]
Expense Example, with Redemption, 1 Year	$ 51
Expense Example, with Redemption, 3 Years	160
Expense Example, with Redemption, 5 Years	280
Expense Example, with Redemption, 10 Years	628
Roundhill Sports Betting & iGaming ETF \| Roundhill Sports Betting & iGaming ETF Class
Prospectus [Line Items]
Expense Example, with Redemption, 1 Year	77
Expense Example, with Redemption, 3 Years	240
Expense Example, with Redemption, 5 Years	417
Expense Example, with Redemption, 10 Years	930
Roundhill Ball Metaverse ETF \| Roundhill Ball Metaverse ETF Class
Prospectus [Line Items]
Expense Example, with Redemption, 1 Year	59
Expense Example, with Redemption, 3 Years	188
Expense Example, with Redemption, 5 Years	328
Expense Example, with Redemption, 10 Years	737
Roundhill Cannabis ETF \| Roundhill Cannabis ETF Class
Prospectus [Line Items]
Expense Example, with Redemption, 1 Year	40
Expense Example, with Redemption, 3 Years	130
Expense Example, with Redemption, 5 Years	228
Expense Example, with Redemption, 10 Years	516
Roundhill Magnificent Seven ETF \| Roundhill Magnificent Seven ETF Class
Prospectus [Line Items]
Expense Example, with Redemption, 1 Year	31
Expense Example, with Redemption, 3 Years	97
Expense Example, with Redemption, 5 Years	169
Expense Example, with Redemption, 10 Years	$ 381

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