NAV Erosion Risk Due To Distributions Member NAV Erosion Risk Due To Distributions Member FLEX Options Risk Member FLEX Options Risk Member ETF Risks, Authorized Participants, Market Makers, and Liquidity Providers Limitation Risk Member ETF Risks, Authorized Participants, Market Makers, and Liquidity Providers Limitation Risk Member ETF Risks Member ETF Risks Member High Portfolio Turnover Risk Member High Portfolio Turnover Risk Member Technology Sector Risk Member Technology Sector Risk Member Equity Securities Risk Member Equity Securities Risk Member Money Market Instrument Risk Member Money Market Instrument Risk Member ETF Risks, Shares May Trade At Prices Other Than NAV Member ETF Risks, Shares May Trade At Prices Other Than NAV Member Call Writing Strategy Risk Member Call Writing Strategy Risk Member Liquidity Risk Member Liquidity Risk Member ETF Risks, Cash Redemption Risk Member ETF Risks, Cash Redemption Risk Member Operational Risk Member Operational Risk Member Cyber Security Risk Member Cyber Security Risk Member Inflation Risk Member Inflation Risk Member ETF Risks, Costs Of Buying Or Selling Shares Member ETF Risks, Costs Of Buying Or Selling Shares Member Price Participation Risk Member Price Participation Risk Member Tax Risk Member Tax Risk Member Economic And Market Events Risk Member Economic And Market Events Risk Member Derivatives Risk Member Derivatives Risk Member Derivatives Risk, Options Contracts Member Derivatives Risk, Options Contracts Member Associated Risks Related To Investing In Artificial Intelligence Member Associated Risks Related To Investing In Artificial Intelligence Member U.S. Government And U.S. Agency Obligations Risk Member U.S. Government And U.S. Agency Obligations Risk Member REX AI EQUITY PREMIUM INCOME ETF Class REX AI EQUITY PREMIUM INCOME ETF Class, C000249958 Industry Concentration Risk Member Industry Concentration Risk Member ETF Risks, Trading Member ETF Risks, Trading Member Counterparty Risk Member Counterparty Risk Member REX AI EQUITY PREMIUM INCOME ETF REX AI EQUITY PREMIUM INCOME ETF, S000085093 Large And Mid-Cap Stock Risk Member Large And Mid-Cap Stock Risk Member Distribution Risk Member Distribution Risk Member S&P 500 Index (reflects no deduction for fees, expenses or taxes) S&P 500 Index (reflects no deduction for fees, expenses or taxes)