Defiance Leveraged Long BEAM ETF BEAM Risk [Member] Indirect Investment in BEAM Risk [Member] BEAM Trading Risk [Member] BEAM Performance Risk [Member] Limited Operating History Risk [Member] Biotechnology Industry Risk [Member] Single Issuer Risk [Member] Concentration Risk [Member] Biotechnology Industry Risks [Member] Derivatives Risks [Member] Swap Agreements [Member] Options Contracts [Member] Leverage Risk [Member] Counterparty Risk [Member] Compounding and Market Volatility Risk [Member] Economic and Market Risk [Member] ETF Risks [Member] Authorized Participants, Market Makers, and Liquidity Providers Concentration Risk [Member] Cash Redemption Risk [Member] Costs of Buying or Selling Shares [Member] Shares May Trade at Prices Other Than NAV [Member] Trading [Member] High Portfolio Turnover Risk [Member] Management Risk [Member] Money Market Instrument Risk [Member] New Fund Risk [Member] Operational Risk [Member] Tax Risk [Member] U.S. Government and U.S. Agency Obligations Risk [Member] Defiance Leveraged Long SBET ETF SBET Risk [Member] Indirect Investment in SBET Risk [Member] SBET Trading Risk [Member] SBET Performance Risk [Member] Hotels, Restaurants, & Leisure Risks [Member] Hotels, Restaurants & Leisure Industry Risks [Member] Defiance Leveraged Long OPEN ETF OPEN Risk [Member] Indirect Investment in OPEN Risk [Member] OPEN Trading Risk [Member] OPEN Performance Risk [Member] Real Estate Management & Development Industry Risk [Member] Real Estate Management & Development Industry Risks [Member] Defiance Leveraged Long EOSE ETF EOSE Risk [Member] Indirect Investment in EOSE Risk [Member] EOSE Trading Risk [Member] EOSE Performance Risk [Member] Insolvency and Bankruptcy Risk [Member] Electrical Equipment Industry Risk [Member] Electrical Equipment Industry Risks [Member] Defiance Leveraged Long BEAM ETF [Member] Defiance Leveraged Long SBET ETF [Member] Defiance Leveraged Long OPEN ETF [Member] Defiance Leveraged Long EOSE ETF [Member] Defiance Leveraged Long BEAM ETF. Defiance Leveraged Long BEAM ETF. Defiance Leveraged Long SBET ETF. Defiance Leveraged Long SBET ETF. Defiance Leveraged Long OPEN ETF. Defiance Leveraged Long OPEN ETF. Defiance Leveraged Long EOSE ETF. Defiance Leveraged Long EOSE ETF. U.S. Government and U.S. Agency Obligations Risk. Tax Risk. Operational Risk. New Fund Risk. Money Market Instrument Risk. Management Risk. High Portfolio Turnover Risk. Trading. Shares May Trade at Prices Other Than NAV. Costs of Buying or Selling Shares. Cash Redemption Risk. Authorized Participants, Market Makers, and Liquidity Providers Concentration Risk. ETF Risks. Economic and Market Risk. Compounding and Market Volatility Risk. Counterparty Risk. Leverage Risk. Options Contracts. Swap Agreements. Derivatives Risks. Electrical Equipment Industry Risk. Concentration Risk. Single Issuer Risk. Insolvency and Bankruptcy Risk. Limited Operating History Risk. EOSE Performance Risk. EOSE Trading Risk. Indirect Investment in EOSE Risk. EOSE Risk. Real Estate Management & Development Industry Risk. OPEN Performance Risk. OPEN Trading Risk. Indirect Investment in OPEN Risk. OPEN Risk. Hotels, Restaurants & Leisure Industry Risks. Hotels, Restaurants, & Leisure Risks. SBET Performance Risk. SBET Trading Risk. Indirect Investment in SBET Risk. SBET Risk. Biotechnology Industry Risk. BEAM Performance Risk. BEAM Trading Risk. Indirect Investment in BEAM Risk. BEAM Risk. Biotechnology Industry Risks. Real Estate Management & Development Industry Risks. Electrical Equipment Industry Risks.