Shareholder Fees	Apr. 30, 2026 USD ($)
Roundhill Video Games ETF \| Roundhill Video Games ETF Class
Prospectus [Line Items]
Shareholder Fee, Other	$ 0
Roundhill Sports Betting & iGaming ETF \| Roundhill Sports Betting & iGaming ETF Class
Prospectus [Line Items]
Shareholder Fee, Other	0
Roundhill Ball Metaverse ETF \| Roundhill Ball Metaverse ETF Class
Prospectus [Line Items]
Shareholder Fee, Other	0
Roundhill Cannabis ETF \| Roundhill Cannabis ETF Class
Prospectus [Line Items]
Shareholder Fee, Other	0
Roundhill Magnificent Seven ETF \| Roundhill Magnificent Seven ETF Class
Prospectus [Line Items]
Shareholder Fee, Other	$ 0