NEOS Silver High Income ETF Silver Risk [Member] Silver Tax Risk [Member] Exchange Traded Product (ETP) Risk [Member] Options Risk [Member] Derivatives Risk [Member] Active Management Risk [Member] Concentration Risk [Member] Counterparty Risk [Member] Exchange Traded Funds (“ETFs”) Risk [Member] Not Individually Redeemable [Member] Trading Issues [Member] Market Price Variance Risk [Member] Authorized Participant Risk [Member] Fixed Income Risk [Member] FLEX Options Risk [Member] Leverage Risk [Member] Liquidity Risk [Member] Market and Geopolitical Risk [Member] New Fund Risk [Member] Rolling Options Contract Risk [Member] Tax Risk [Member] U.S. Government Securities Risk [Member] Valuation Risk [Member] Wholly-Owned Cayman Subsidiary Risk [Member] Taxation Risk [Member] NEOS Silver High Income ETF [Member] NEOS Silver High Income ETF. NEOS Silver High Income ETF. Taxation Risk. Wholly-Owned Cayman Subsidiary Risk. Valuation Risk. U.S. Government Securities Risk. Tax Risk. Rolling Options Contract Risk. New Fund Risk. Market and Geopolitical Risk. Liquidity Risk. Leverage Risk. FLEX Options Risk. Fixed Income Risk. Authorized Participant Risk. Market Price Variance Risk. Trading Issues. Not Individually Redeemable. Exchange Traded Funds (“ETFs”) Risk. Counterparty Risk. Concentration Risk. Active Management Risk. Derivatives Risk. Options Risk. Exchange Traded Product (ETP) Risk. Silver Tax Risk. Silver Risk.