Defiance Daily Target 2X Long ET ETF ET Risks [Member] Indirect Investment in ET Risk [Member] ET Trading Risk [Member] ET Performance Risk [Member] Oil, Gas & Consumable Fuels Industry Risks [Member] Indebtedness Risk [Member] Regulatory Risk [Member] Single Issuer Risk [Member] Compounding and Market Volatility Risk [Member] Daily Correlation/Tracking Risk [Member] Leverage Risk [Member] Derivatives Risk [Member] Swap Agreements [Member] Options Contracts [Member] Counterparty Risk [Member] Intra-Day Investment Risk [Member] Fixed Income Securities Risk [Member] Rebalancing 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] Liquidity Risk [Member] Economic and Market Risk [Member] High Portfolio Turnover Risk [Member] Tracking Error Risk [Member] Liquidity Risks [Member] Money Market Instrument Risk [Member] New Fund Risk [Member] Trading Halt Risk [Member] Operational Risk [Member] U.S. Government and U.S. Agency Obligations Risk [Member] Tax Risk [Member] Defiance Daily Target 2X Long FIG ETF FIG Risks [Member] Limited Operating History Risk [Member] Indirect Investment in FIG Risk [Member] FIG Trading Risk [Member] FIG Performance Risk [Member] Software Industry Risks [Member] Competition and AI Risks [Member] Key Person Risk [Member] Intellectual Property Risk [Member] Defiance Daily Target 2X Long IREN ETF IREN Risks [Member] Indirect Investment in IREN Risk [Member] IREN Trading Risk [Member] IREN Performance Risk [Member] Financial Reporting Controls Risk [Member] Data Center Operations Risks [Member] Energy Risks [Member] Bitcoin Risk [Member] Foreign Issuer Risk [Member] Currency Risk [Member] Foreign Securities Risk [Member] Newer Fund Risk [Member] Defiance Daily Target 2X Long QS ETF QS Risks [Member] QS Operating Loss Risk [Member] Indirect Investment in QS Risk [Member] QS Trading Risk [Member] QS Performance Risk [Member] Automobile Components Industry Risks [Member] Business Risks [Member] Competition Risk [Member] Collaboration Risk [Member] Defiance Daily Target 2X Long ET ETF [Member] Defiance Daily Target 2X Long FIG ETF [Member] Defiance Daily Target 2X Long IREN ETF [Member] Defiance Daily Target 2X Long QS ETF [Member] Defiance Daily Target 2X Long ET ETF. Defiance Daily Target 2X Long ET ETF [Member] Defiance Daily Target 2X Long FIG ETF. Defiance Daily Target 2X Long FIG ETF [Member] Defiance Daily Target 2X Long IREN ETF. Defiance Daily Target 2X Long IREN ETF [Member] Defiance Daily Target 2X Long QS ETF. Defiance Daily Target 2X Long QS ETF [Member] Tax Risk. U.S. Government and U.S. Agency Obligations Risk. Operational Risk. Trading Halt Risk. Newer Fund Risk. Money Market Instrument Risk. Liquidity Risks. Tracking Error Risk. High Portfolio Turnover Risk. Economic and Market Risk. Liquidity 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. Rebalancing Risk. Fixed Income Securities Risk. Intra-Day Investment Risk. Counterparty Risk. Options Contracts. Swap Agreements. Derivatives Risk. Leverage Risk. Daily Correlation/Tracking Risk. Compounding and Market Volatility Risk. Single Issuer Risk. Regulatory Risk. Collaboration Risk. Competition Risk. Business Risks. Automobile Components Industry Risks. QS Performance Risk. QS Trading Risk. Indirect Investment in QS Risk. QS Operating Loss Risk. QS Risks. Foreign Securities Risk. Currency Risk. Foreign Issuer Risk. Bitcoin Risk. Energy Risks. Data Center Operations Risks. Limited Operating History Risk. Financial Reporting Controls Risk. Software Industry Risks. IREN Performance Risk. IREN Trading Risk. Indirect Investment in IREN Risk. IREN Risks. New Fund Risk. Intellectual Property Risk. Key Person Risk. Competition and AI Risks. FIG Performance Risk. FIG Trading Risk. Indirect Investment in FIG Risk. FIG Risks. Indebtedness Risk. Oil, Gas & Consumable Fuels Industry Risks. ET Performance Risk. ET Trading Risk. Indirect Investment in ET Risk. ET Risks.