Defiance Daily Target 2X Long ALAB ETF ALAB Risks [Member] Limited Operating History Risk [Member] Indirect Investment in ALAB Risk [Member] ALAB Trading Risk [Member] ALAB Performance Risk [Member] Semiconductors & Semiconductor Equipment Industry Risks [Member] Customer Concentration Risk [Member] Manufacturing and Supply Chain Risk [Member] Product Lifecycle and Technology Risk [Member] Intellectual Property Risk [Member] Regulatory and Geopolitical Risk [Member] Cybersecurity and Data 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 APLD ETF APLD Risks [Member] Limited Operating History and Growth Risk [Member] Indirect Investment in APLD Risk [Member] APLD Trading Risk [Member] APLD Performance Risk [Member] IT Services Industry Risks [Member] Business Concentration and Customer Risk [Member] Supply Chain and Infrastructure Risk [Member] Geographic Concentration and Environmental Risk [Member] Regulatory and Cryptoasset Market Risk [Member] Cybersecurity and Technology Risk [Member] Competitive Risk [Member] Market and Dilution Risk [Member] Defiance Daily Target 2X Long AVAV ETF AVAV Risks [Member] Indirect Investment in AVAV Risk [Member] AVAV Trading Risk [Member] AVAV Performance Risk [Member] Aerospace & Defense Industry Risks [Member] AVAV Government Contract Risk [Member] AVAV Market Adoption Risk [Member] AVAV Technology and R&D Risk [Member] AVAV Operational Risk [Member] AVAV Regulatory and Legal Risk [Member] AVAV Intellectual Property Risk [Member] AVAV Volatility Risk [Member] Defiance Daily Target 2X Long JOBY ETF JOBY Risks [Member] Indirect Investment in JOBY Risk [Member] JOBY Trading Risk [Member] JOBY Performance Risk [Member] Airlines Industry Risk [Member] Regulatory, Certification, and Government Risk [Member] Market Adoption, Commercialization, and Infrastructure Risk [Member] Production, Supply Chain, and Aircraft Reliability Risk [Member] Competition, Financial Viability, and Growth Risk [Member] Cybersecurity, Data Privacy, and Operational Talent Risk [Member] Defiance Daily Target 2X Long KTOS ETF KTOS Risks [Member] Indirect Investment in KTOS Risk [Member] KTOS Trading Risk [Member] KTOS Performance Risk [Member] Government Dependency and Contract Risk [Member] Customer and Program Concentration Risk [Member] Operational and Supply Chain Risk [Member] KTOS Regulatory Risk [Member] Cybersecurity and Compliance Risk [Member] Financial and Leverage Risk [Member] Intellectual Property and Limited Transparency Risk [Member] Defiance Daily Target 2X Long LMND ETF LMND Risks [Member] Limited Operating History and Profitability Risk [Member] Indirect Investment in LMND Risk [Member] LMND Trading Risk [Member] LMND Performance Risk [Member] Insurance Industry Risk [Member] Technology and AI Model Risk [Member] Regulatory and Compliance Risk [Member] Reinsurance and Risk Transfer Risk [Member] Weather and Catastrophe Exposure Risk [Member] Capital Needs and Dilution Risk [Member] Defiance Daily Target 2X Long NBIS ETF NBIS Risks [Member] Indirect Investment in NBIS Risk [Member] NBIS Trading Risk [Member] NBIS Performance Risk [Member] Software Industry Risks [Member] Early-Stage and Capital-Intensive Business Risk [Member] Technology, Market Demand, and Competitive Risk [Member] Operational, Infrastructure, and Supply Chain Risk [Member] Regulatory, Legal, and Geopolitical Risk [Member] Human Capital and Execution Risk [Member] Financial, Governance, and Shareholder Risk [Member] Defiance Daily Target 2X Long NVTS ETF NVTS Risks [Member] Indirect Investment in NVTS Risk [Member] NVTS Trading Risk [Member] NVTS Performance Risk [Member] Customer Concentration and Demand Risk [Member] Technology Adoption and Competitive Risk [Member] Geopolitical and Trade Policy Risk [Member] Defiance Daily Target 2X Long OSCR ETF OSCR Risks [Member] Indirect Investment in OSCR Risk [Member] OSCR Trading Risk [Member] OSCR Performance Risk [Member] Regulatory and Policy Risk [Member] Profitability and Medical Cost Management Risk [Member] Technology and Cybersecurity Risk [Member] Market Concentration and Competition Risk [Member] Operational Execution and Scalability Risk [Member] Reliance on Government Payments [Member] Defiance Daily Target 2X Long PONY ETF PONY Risks [Member] China-Related Risks [Member] Regulatory and Legal Enforcement Risks [Member] Restrictions on Capital Transfers and Dividends [Member] Uncertainty in Licensing and Compliance [Member] Risk Related to Leased Properties [Member] Indirect Investment in PONY Risk [Member] PONY Trading Risk [Member] PONY Performance Risk [Member] Reliance on Regulatory Approvals for Autonomous Vehicle Operations [Member] Technology and Safety Performance Risks [Member] Dependence on Strategic Partnerships [Member] Geopolitical Risk [Member] Defiance Daily Target 2X Long RCAT ETF RCAT Risks [Member] Indirect Investment in RCAT Risk [Member] RCAT Trading Risk [Member] RCAT Performance Risk [Member] Electronic Equipment, Instruments Industry Risk [Member] Customer Concentration and Revenue Volatility [Member] Product Development, Pricing, and Competitive Pressures [Member] Product Defects and Warranty Liabilities [Member] Operational and Supply Chain Disruptions [Member] Regulatory, Contractual, and Acquisition Risks [Member] Defiance Daily Target 2X Long RBRK ETF RBRK Risks [Member] Indirect Investment in RBRK Risk [Member] RBRK Trading Risk [Member] RBRK Performance Risk [Member] Dependence on Continued Adoption of Data Security Solutions [Member] Customer Retention and Subscription Growth Risk [Member] Platform Performance and Cybersecurity Risk [Member] Reliance on Third-Party Cloud Infrastructure [Member] Competitive Market and Technological Change Risk [Member] Defiance Daily Target 2X Long ZETA ETF ZETA Risks [Member] Indirect Investment in ZETA Risk [Member] ZETA Trading Risk [Member] ZETA Performance Risk [Member] Dependence on Continued Demand for Digital Marketing Solutions [Member] Customer Retention and Expansion Risk [Member] Platform Performance and Data Security Risk [Member] Reliance on Third-Party Infrastructure Risk [Member] Regulatory and Privacy Compliance Risk [Member] Artificial Intelligence Regulatory Risk [Member] India Risk [Member] Intense Competitive and Technological Innovation Risk [Member] Defiance Daily Target 2X Long ALAB ETF [Member] Defiance Daily Target 2X Long APLD ETF [Member] Defiance Daily Target 2X Long AVAV ETF [Member] Defiance Daily Target 2X Long JOBY ETF [Member] Defiance Daily Target 2X Long KTOS ETF [Member] Defiance Daily Target 2X Long LMND ETF [Member] Defiance Daily Target 2X Long NBIS ETF [Member] Defiance Daily Target 2X Long NVTS ETF [Member] Defiance Daily Target 2X Long OSCR ETF [Member] Defiance Daily Target 2X Long PONY ETF [Member] Defiance Daily Target 2X Long RCAT ETF [Member] Defiance Daily Target 2X Long RBRK ETF [Member] Defiance Daily Target 2X Long ZETA ETF [Member] Defiance Daily Target 2X Long ALAB ETF Defiance Daily Target 2X Long ALAB ETF [Member] Defiance Daily Target 2X Long APLD ETF Defiance Daily Target 2X Long APLD ETF [Member] Defiance Daily Target 2X Long AVAV ETF Defiance Daily Target 2X Long AVAV ETF [Member] Defiance Daily Target 2X Long JOBY ETF Defiance Daily Target 2X Long JOBY ETF [Member] Defiance Daily Target 2X Long KTOS ETF Defiance Daily Target 2X Long LMND ETF [Member] Defiance Daily Target 2X Long LMND ETF Defiance Daily Target 2X Long NBIS ETF [Member] Defiance Daily Target 2X Long NBIS ETF Defiance Daily Target 2X Long NVTS ETF [Member] Defiance Daily Target 2X Long NVTS ETF Defiance Daily Target 2X Long OSCR ETF Defiance Daily Target 2X Long OSCR ETF [Member] Defiance Daily Target 2X Long PONY ETF Defiance Daily Target 2X Long PONY ETF [Member] Defiance Daily Target 2X Long RCAT ETF Defiance Daily Target 2X Long RCAT ETF [Member] Defiance Daily Target 2X Long RBRK ETF Defiance Daily Target 2X Long RBRK ETF [Member] Defiance Daily Target 2X Long ZETA ETF Defiance Daily Target 2X Long ZETA ETF [Member] ALAB Risks. Limited Operating History Risk. Indirect Investment in ALAB Risk. ALAB Trading Risk. ALAB Performance Risk. Semiconductors & Semiconductor Equipment Industry Risks. Customer Concentration Risk. Manufacturing and Supply Chain Risk. Product Lifecycle and Technology Risk. Intellectual Property Risk. Regulatory and Geopolitical Risk. Cybersecurity and Data Risk. Single Issuer Risk. Compounding and Market Volatility Risk. Daily Correlation/Tracking Risk. Leverage Risk. Derivatives Risk. Swap Agreements. Options Contracts. Counterparty Risk. Intra-Day Investment Risk. Fixed Income Securities Risk. Rebalancing Risk. ETF Risks. Authorized Participants, Market Makers, and Liquidity Providers Concentration Risk. Cash Redemption Risk. Costs of Buying or Selling Shares. Shares May Trade at Prices Other Than NAV. Trading. Liquidity Risks. Economic and Market Risk. High Portfolio Turnover Risk. Tracking Error Risk. Liquidity Risk. Money Market Instrument Risk. New Fund Risk. Trading Halt Risk. Operational Risk. U.S. Government and U.S. Agency Obligations Risk. Tax Risk. APLD Risks. Limited Operating History and Growth Risk. Indirect Investment in APLD Risk. APLD Trading Risk. APLD Performance Risk. IT Services Industry Risks. Business Concentration and Customer Risk. Supply Chain and Infrastructure Risk. Geographic Concentration and Environmental Risk. Regulatory and Cryptoasset Market Risk. Cybersecurity and Technology Risk. Competitive Risk. Market and Dilution Risk. AVAV Risks. Indirect Investment in AVAV Risk. AVAV Trading Risk. AVAV Performance Risk. Aerospace & Defense Industry Risks. AVAV Government Contract Risk. AVAV Market Adoption Risk. AVAV Technology and R&D Risk. AVAV Operational Risk. AVAV Regulatory and Legal Risk. AVAV Intellectual Property Risk. AVAV Volatility Risk. JOBY Risks. Indirect Investment in JOBY Risk. JOBY Trading Risk. JOBY Performance Risk. Airlines Industry Risk. Regulatory, Certification, and Government Risk. Market Adoption, Commercialization, and Infrastructure Risk. Production, Supply Chain, and Aircraft Reliability Risk. Competition, Financial Viability, and Growth Risk. Cybersecurity, Data Privacy, and Operational Talent Risk. KTOS Risks. Indirect Investment in KTOS Risk. KTOS Trading Risk. KTOS Performance Risk. Government Dependency and Contract Risk. Customer and Program Concentration Risk. Operational and Supply Chain Risk. KTOS Regulatory Risk. Cybersecurity and Compliance Risk. Financial and Leverage Risk. Intellectual Property and Limited Transparency Risk. LMND Risks. Limited Operating History and Profitability Risk. Indirect Investment in LMND Risk. LMND Trading Risk. LMND Performance Risk. Insurance Industry Risk. Technology and AI Model Risk. Regulatory and Compliance Risk. Reinsurance and Risk Transfer Risk. Weather and Catastrophe Exposure Risk. Capital Needs and Dilution Risk. NBIS Risks. Indirect Investment in NBIS Risk. NBIS Trading Risk. NBIS Performance Risk. Software Industry Risks. Early-Stage and Capital-Intensive Business Risk. Technology, Market Demand, and Competitive Risk. Operational, Infrastructure, and Supply Chain Risk. Regulatory, Legal, and Geopolitical Risk. Human Capital and Execution Risk. Financial, Governance, and Shareholder Risk. NVTS Risks. Indirect Investment in NVTS Risk. NVTS Trading Risk. NVTS Performance Risk. Customer Concentration and Demand Risk. Technology Adoption and Competitive Risk. Geopolitical and Trade Policy Risk. OSCR Risks. Indirect Investment in OSCR Risk. OSCR Trading Risk. OSCR Performance Risk. Regulatory and Policy Risk. Profitability and Medical Cost Management Risk. Technology and Cybersecurity Risk. Market Concentration and Competition Risk. Operational Execution and Scalability Risk. Reliance on Government Payments. PONY Risks. China-Related Risks. Regulatory and Legal Enforcement Risks. Restrictions on Capital Transfers and Dividends. Uncertainty in Licensing and Compliance. Risk Related to Leased Properties. Indirect Investment in PONY Risk. PONY Trading Risk. PONY Performance Risk. Reliance on Regulatory Approvals for Autonomous Vehicle Operations. Technology and Safety Performance Risks. Dependence on Strategic Partnerships. Geopolitical Risk. RCAT Risks. Indirect Investment in RCAT Risk. RCAT Trading Risk. RCAT Performance Risk. Electronic Equipment, Instruments Industry Risk. Customer Concentration and Revenue Volatility. Product Development, Pricing, and Competitive Pressures. Product Defects and Warranty Liabilities. Operational and Supply Chain Disruptions. Regulatory, Contractual, and Acquisition Risks. RBRK Risks. Indirect Investment in RBRK Risk. RBRK Trading Risk. RBRK Performance Risk. Dependence on Continued Adoption of Data Security Solutions. Customer Retention and Subscription Growth Risk. Platform Performance and Cybersecurity Risk. Reliance on Third-Party Cloud Infrastructure. Competitive Market and Technological Change Risk. ZETA Risks. Indirect Investment in ZETA Risk. ZETA Trading Risk. ZETA Performance Risk. Dependence on Continued Demand for Digital Marketing Solutions. Customer Retention and Expansion Risk. Platform Performance and Data Security Risk. Reliance on Third-Party Infrastructure Risk. Regulatory and Privacy Compliance Risk. Artificial Intelligence Regulatory Risk. India Risk. Intense Competitive and Technological Innovation Risk. Defiance Daily Target 2X Long KTOS ETF [Member]