Label	Element	Value
Rex TSLA Growth & Income ETF \| U.S. Treasury Bills [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	98.20%
Rex TSLA Growth & Income ETF \| Purchased Options [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	9.60%
Rex TSLA Growth & Income ETF \| Money Market Funds [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.10%
Rex TSLA Growth & Income ETF \| Written Options [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	(7.70%)
Rex TSLA Growth & Income ETF \| Cash & Other [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	(0.20%)
Rex TSLA Growth & Income ETF \| United States Treasury Bill [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	98.20%
Rex TSLA Growth & Income ETF \| Tesla, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	1.90%
Rex TSLA Growth & Income ETF \| First American Government Obligations Fund [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.10%