Label	Element	Value
Defiance Drone and Modern Warfare ETF \| Redwire Corp. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	11.60%
Defiance Drone and Modern Warfare ETF \| Unusual Machines, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	10.90%
Defiance Drone and Modern Warfare ETF \| Ondas, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	6.70%
Defiance Drone and Modern Warfare ETF \| Intuitive Machines, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	5.80%
Defiance Drone and Modern Warfare ETF \| Rocket Lab Corp. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	5.30%
Defiance Drone and Modern Warfare ETF \| C3.ai, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.80%
Defiance Drone and Modern Warfare ETF \| Red Cat Holdings, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.60%
Defiance Drone and Modern Warfare ETF \| AST SpaceMobile, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.30%
Defiance Drone and Modern Warfare ETF \| Archer Aviation, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.00%
Defiance Drone and Modern Warfare ETF \| AeroVironment, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	3.00%
Defiance Drone and Modern Warfare ETF \| Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	62.30%
Defiance Drone and Modern Warfare ETF \| Information Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	28.50%
Defiance Drone and Modern Warfare ETF \| Communication Services [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	8.80%
Defiance Drone and Modern Warfare ETF \| Cash & Other [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	0.40%