Indexperts Gorilla Aggressive Growth ETF Common Stock/Equity Security Risk [Member] Large Capitalization Risk [Member] Small and Mid-Cap Securities Risk [Member] Growth Stock Risk [Member] Financial Institution Failure Risk [Member] Management Risk [Member] Market Risk [Member] Authorized Participant Risk [Member] ETF Structure Risks [Member] Not Individually Redeemable [Member] Trading Issues [Member] Cash Transactions [Member] Market Price Variance Risk [Member] Investment Risk [Member] Sector Risk [Member] Technology Companies [Member] Consumer Discretionary Companies [Member] Cybersecurity Risk [Member] Early Close/Trading Halt Risk [Member] Indexperts Quality Earnings Focused ETF Value Investing Risk [Member] Industrials Companies [Member] Indexperts Gorilla Aggressive Growth ETF [Member] Indexperts Quality Earnings Focused ETF [Member] S&P 500 Index (reflects no deductions for fees and expenses) S&P 500 Pure Growth Index (reflects no deductions for fees and expenses) Indexperts Gorilla Aggressive Growth ETF Indexperts Gorilla Aggressive Growth ETF Indexperts Quality Earnings Focused ETF Indexperts Quality Earnings Focused ETF Early Close/Trading Halt Risk. Sector Risk. ETF Structure Risks. Authorized Participant Risk. Market Risk. Management Risk. Financial Institution Failure Risk. Growth Stock Risk. Value Investing Risk. Small and Mid-Cap Securities Risk. Large Capitalization Risk. Common Stock/Equity Security Risk. Cybersecurity Risk. Consumer Discretionary Companies. Technology Companies. Market Price Variance Risk. Cash Transactions. Trading Issues. Not Individually Redeemable. S&P 500 Index (reflects no deductions for fees and expenses) S&P 500 Pure Growth Index (reflects no deductions for fees and expenses) Investment Risk. Industrials Companies.