Kurv Energy Generation & Infrastructure ETF Energy Infrastructure Companies Risk [Member] Sector Focus Risk [Member] Energy Sector Risk [Member] Industry Specific Risk [Member] Regulatory Risk [Member] Supply and Demand Risk [Member] Acquisition Risk [Member] Catastrophe Risk [Member] Operational Risk [Member] Commodity Pricing Risk [Member] Depletion and Exploration Risk [Member] Weather Risks [Member] Exchange Traded Product (ETP) Risk [Member] Risks of Investing in Other Investment Companies [Member] Derivatives Risk [Member] Options Risk [Member] Call Risk [Member] Credit Risk [Member] Currency Risk [Member] Emerging Markets Risk [Member] Equity Risk [Member] Common Stocks [Member] Preferred Securities [Member] Exchange-Traded Fund (ETF) Structure Risk [Member] Market Price Variance Risk [Member] Authorized Participant Risk [Member] Trading Issues [Member] Absence of Active Trading Market Risk [Member] FLEX Options Risk [Member] Foreign (Non-U.S.) Investment Risk [Member] High Yield Risk [Member] Interest Rate Risk [Member] Leveraging Risk [Member] Liquidity Risk [Member] Management Risk [Member] Market Risk [Member] MLP Risk [Member] MLP Tax Risk [Member] Mortgage-Related and Other Asset-Backed Securities Risk [Member] New Fund Risk [Member] Price Participation Risk [Member] Short Exposure Risk [Member] Small Fund Risk [Member] Sovereign Debt Risk [Member] Tax Risk [Member] Wholly-Owned Subsidiary Risk [Member] Kurv Nuclear Infrastructure ETF Nuclear Industry Companies Risk [Member] Infrastructure and Engineering Services Companies Risk [Member] Industry and Supply-Chain Risk [Member] Kurv Space Infrastructure ETF Space Companies Risk [Member] Space Risk [Member] Industry Concentration Risk [Member] Aerospace and Defense Industry Risk [Member] Aviation Sector Risk [Member] Technology Sector Risk [Member] Telecommunications Sector Risk [Member] Kurv Energy Generation & Infrastructure ETF [Member] Kurv Nuclear Infrastructure ETF [Member] Kurv Space Infrastructure ETF [Member] Kurv Energy Generation & Infrastructure ETF. Kurv Energy Generation & Infrastructure ETF [Member] Kurv Nuclear Infrastructure ETF. Kurv Nuclear Infrastructure ETF [Member] Kurv Space Infrastructure ETF. Kurv Space Infrastructure ETF [Member] Tax Risk. Sovereign Debt Risk. Small Fund Risk. Short Exposure Risk. New Fund Risk. Mortgage-Related and Other Asset-Backed Securities Risk. Market Risk. Management Risk. Liquidity Risk. Leveraging Risk. High Yield Risk. Foreign (Non-U.S.) Investment Risk. FLEX Options Risk. Absence of Active Trading Market Risk. Trading Issues. Authorized Participant Risk. Market Price Variance Risk. Exchange-Traded Fund (ETF) Structure Risk. Preferred Securities. Common Stocks. Equity Risk. Emerging Markets Risk. Currency Risk. Call Risk. Options Risk. Derivatives Risk. Risks of Investing in Other Investment Companies. Telecommunications Sector Risk. Technology Sector Risk. Aviation Sector Risk. Sector Focus Risk. Aerospace and Defense Industry Risk. Industry Concentration Risk. Space Risk. Space Companies Risk. Wholly-Owned Subsidiary Risk. Exchange Traded Product (ETP) Risk. Energy Sector Risk. Industry and Supply-Chain Risk. Infrastructure and Engineering Services Companies Risk. Nuclear Industry Companies Risk. MLP Tax Risk. MLP Risk. Weather Risks. Depletion and Exploration Risk. Commodity Pricing Risk. Operational Risk. Catastrophe Risk. Acquisition Risk. Supply and Demand Risk. Regulatory Risk. Industry Specific Risk. Energy Infrastructure Companies Risk. Price Participation Risk.