Label	Element	Value
U.S. Global Technology and Aerospace & Defense ETF \| Astera Labs, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	9.40%
U.S. Global Technology and Aerospace & Defense ETF \| Axon Enterprise, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	8.70%
U.S. Global Technology and Aerospace & Defense ETF \| Micron Technology, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	8.50%
U.S. Global Technology and Aerospace & Defense ETF \| Mount Vernon Liquid Assets Portfolio, LLC [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	8.10%
U.S. Global Technology and Aerospace & Defense ETF \| Mildef Group AB [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	7.20%
U.S. Global Technology and Aerospace & Defense ETF \| DroneShield Ltd. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	5.00%
U.S. Global Technology and Aerospace & Defense ETF \| Intuitive Machines, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.90%
U.S. Global Technology and Aerospace & Defense ETF \| Teradyne, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.90%
U.S. Global Technology and Aerospace & Defense ETF \| Electro Optic Systems Holdings Ltd. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.10%
U.S. Global Technology and Aerospace & Defense ETF \| Rolls-Royce Holdings PLC [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.10%
U.S. Global Technology and Aerospace & Defense ETF \| Cash & Other [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	(8.20%)
U.S. Global Technology and Aerospace & Defense ETF \| Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	52.80%
U.S. Global Technology and Aerospace & Defense ETF \| Industrial [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	45.10%
U.S. Global Technology and Aerospace & Defense ETF \| Financial [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	0.90%
U.S. Global Technology and Aerospace & Defense ETF \| Communications [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	0.70%
U.S. Global Technology and Aerospace & Defense ETF \| Cash & Other [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	0.50%
U.S. Global Technology and Aerospace & Defense ETF \| United States
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	79.00%
U.S. Global Technology and Aerospace & Defense ETF \| Australia
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	9.10%
U.S. Global Technology and Aerospace & Defense ETF \| Sweden
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	7.20%
U.S. Global Technology and Aerospace & Defense ETF \| Netherlands
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	5.30%
U.S. Global Technology and Aerospace & Defense ETF \| United Kingdom
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.10%
U.S. Global Technology and Aerospace & Defense ETF \| Cyprus
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	3.50%

U.S. Global Technology and Aerospace & Defense ETF | Astera Labs, Inc. [Member]