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Shareholder Report, Average Annual Return (Details) 198101_Roundhill Video Games ETF_TF_TSR Annual {TF}
12 Months Ended 60 Months Ended 79 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Roundhill Video Games ETF      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Roundhill Video Games ETF NAV    
Average Annual Return, Percent 22.47% (3.43%) 8.63%
Solactive GBS Global Markets All Cap USD Index TR [Member]      
Average Annual Return [Line Items]      
Line Graph and Table Measure Name Solactive GBS Global Markets All Cap USD Index TR    
Average Annual Return, Percent 22.52% 11.01% 13.41%