Class REX Autocallable Income ETF - C000267534 REX Autocallable Income ETF Class REX Drone ETF - C000264592 REX Drone ETF Class REX IncomeMax Option Strategy ETF - C000264889 REX IncomeMax Option Strategy ETF Class Rex NVDA Growth & Income ETF - C000256776 Rex NVDA Growth & Income ETF Class Rex TSLA Growth & Income ETF - C000256777 Rex TSLA Growth & Income ETF Class REX WMT Growth & Income ETF - C000264523 REX WMT Growth & Income ETF Class The Laddered T-Bill ETF - C000270192 The Laddered T-Bill ETF Largest Holding:1C000267534-U.S. Treasury Bills U.S. Treasury Bills [Member] Largest Holding:2C000267534-Exchange Traded Funds Exchange Traded Funds [Member] Largest Holding:3C000267534-Total Return Swaps Total Return Swaps [Member] Largest Holding:4C000267534-Money Market Funds Money Market Funds [Member] Largest Holding:5C000267534-Cash & Other Cash & Other [Member] Largest Holding:6C000267534-United States Treasury Bill United States Treasury Bill [Member] Largest Holding:7C000267534-The Laddered T-Bill ETF The Laddered T-Bill ETF [Member] Largest Holding:8C000267534-Bloomberg US Large Cap VolMax Index Bloomberg US Large Cap VolMax Index [Member] Largest Holding:9C000267534-First American Government Obligations Fund First American Government Obligations Fund [Member] Industry Sector:10C000264592-Manufacturing Manufacturing [Member] Industry Sector:11C000264592-Industrials Industrials [Member] Industry Sector:12C000264592-Technology Technology [Member] Industry Sector:13C000264592-Information Information [Member] Industry Sector:14C000264592-Management of Companies and Enterprises Management of Companies and Enterprises [Member] Industry Sector:15C000264592-Financials Financials [Member] Industry Sector:16C000264592-Wholesale Trade Wholesale Trade [Member] Industry Sector:17C000264592-Cash & Other Cash & Other [Member] Largest Holding:18C000264592-AeroVironment, Inc. AeroVironment, Inc. [Member] Largest Holding:19C000264592-Ondas, Inc. Ondas, Inc. [Member] Largest Holding:20C000264592-Next Vision Stabilized Systems Ltd. Next Vision Stabilized Systems Ltd. [Member] Largest Holding:21C000264592-DroneShield Ltd. DroneShield Ltd. [Member] Largest Holding:22C000264592-Red Cat Holdings, Inc. Red Cat Holdings, Inc. [Member] Largest Holding:23C000264592-Unusual Machines, Inc. Unusual Machines, Inc. [Member] Largest Holding:24C000264592-Elsight Ltd. Elsight Ltd. [Member] Largest Holding:25C000264592-Aevex Corp. Aevex Corp. [Member] Largest Holding:26C000264592-EHang Holdings Ltd. EHang Holdings Ltd. [Member] Largest Holding:27C000264592-General Electric Co. General Electric Co. [Member] C000264889-Common Stocks_1 Common Stocks [Member] C000264889-Money Market Funds_ Money Market Funds [Member] C000264889-Purchased Options_ Purchased Options [Member] C000264889-Written Options_ Written Options [Member] C000264889-Cash & Other_ Cash & Other [Member] Largest Holding:33C000264889-First American Government Obligations Fund First American Government Obligations Fund [Member] Largest Holding:34C000264889-FuelCell Energy, Inc. FuelCell Energy, Inc. [Member] Largest Holding:35C000264889-Sandisk Corp. Sandisk Corp. [Member] Largest Holding:36C000264889-Corning, Inc. Corning, Inc. [Member] Largest Holding:37C000264889-Lam Research Corp. Lam Research Corp. [Member] Largest Holding:38C000264889-Applied Materials, Inc. Applied Materials, Inc. [Member] Largest Holding:39C000264889-Nebius Group NV Nebius Group NV [Member] Largest Holding:40C000264889-Space Exploration Technologies Corp. Space Exploration Technologies Corp. [Member] Largest Holding:41C000264889-Vertiv Holdings Co. Vertiv Holdings Co. [Member] Largest Holding:42C000264889-Intel Corp. Intel Corp. [Member] Largest Holding:43C000256776-U.S. Treasury Bills U.S. Treasury Bills [Member] Largest Holding:44C000256776-Purchased Options Purchased Options [Member] Largest Holding:45C000256776-Written Options Written Options [Member] Largest Holding:46C000256776-Cash & Other Cash & Other [Member] Largest Holding:47C000256776-United States Treasury Bill United States Treasury Bill [Member] Largest Holding:48C000256776-Nvidia Corp. Nvidia Corp. [Member] Largest Holding:49C000256777-U.S. Treasury Bills U.S. Treasury Bills [Member] Largest Holding:50C000256777-Purchased Options Purchased Options [Member] Largest Holding:51C000256777-Money Market Funds Money Market Funds [Member] Largest Holding:52C000256777-Written Options Written Options [Member] Largest Holding:53C000256777-Cash & Other Cash & Other [Member] Largest Holding:54C000256777-United States Treasury Bill United States Treasury Bill [Member] Largest Holding:55C000256777-Tesla, Inc. Tesla, Inc. [Member] Largest Holding:56C000256777-First American Government Obligations Fund First American Government Obligations Fund [Member] C000264523-U.S. Treasury Bills_ U.S. Treasury Bills [Member] C000264523-Purchased Options_ Purchased Options [Member] C000264523-Money Market Funds_ Money Market Funds [Member] C000264523-Written Options_ Written Options [Member] C000264523-Cash & Other_ Cash & Other [Member] Largest Holding:62C000264523-United States Treasury Bill United States Treasury Bill [Member] Largest Holding:63C000264523-First American Government Obligations Fund First American Government Obligations Fund [Member] Largest Holding:64C000264523-Walmart, Inc. Walmart, Inc. [Member] C000270192-U.S. Treasury Bills_ U.S. Treasury Bills [Member] C000270192-Money Market Funds_ Money Market Funds [Member] C000270192-Cash & Other_ Cash & Other [Member] Largest Holding:68C000270192-United States Treasury Bill United States Treasury Bill [Member] Largest Holding:69C000270192-First American Government Obligations Fund First American Government Obligations Fund [Member] Net Assets Investment Company Portfolio Turnover Portfolio Turnover Commodity Index Linked Notes [Member] Commodity Index Linked Notes Sovereign Debt Securities [Member] Sovereign Debt Securities Convertible Debt Securities [Member] Convertible Debt Securities Corporate Debt Securities [Member] Corporate Debt Securities Corporate Note Securities [Member] Corporate Note Securities Corporate Bond Securities [Member] Corporate Bond Securities Fixed Income Investments [Member] Fixed Income Investments Securities Investment [Member] Securities Investment Other Aggregated Investments [Member] Other Aggregated Investments Real Estate Sector [Member] Real Estate Sector Standard Poors 500 Index [Member] Standard Poors 500 Index Nasdaq Composite Index [Member] Nasdaq Composite Index Equity Securities Industry [Member] Equity Securities Industry Equity Securities [Member] Equity Securities Dow Jones Industrial Average [Member] Dow Jones Industrial Average Construction Sector [Member] Construction Sector Automotive Sector [Member] Automotive Sector Transportation Sector [Member] Transportation Sector Aerospace Sector [Member] Aerospace Sector Consumer Sector [Member] Consumer Sector Chemicals Sector [Member] Chemicals Sector Insurance Sector [Member] Insurance Sector Cash [Member] Cash Asset Backed Securities [Member] Asset Backed Securities Container And PackagingSector [Member] Container And PackagingSector Investment Type [Axis] Asset Class US Treasury Securities [Member] US Treasury Securities Mortgage Backed Securities [Member] Mortgage Backed Securities Investment Type Categorization [Member] Investment Type Categorization Entertainment Sector [Member] Entertainment Sector Food And Beverage Sector [Member] Food And Beverage Sector Financial Services Sector [Member] Financial Services Sector Healthcare Sector [Member] Healthcare Sector Energy Sector [Member] Energy Sector Technology Sector [Member] Technology Sector Government Sector [Member] Government Sector No Trading Symbol