Label	Element	Value
U.S. Global JETS ETF \| American Airlines Group, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	11.30%
U.S. Global JETS ETF \| United Airlines Holdings, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	11.10%
U.S. Global JETS ETF \| Southwest Airlines Co. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	10.60%
U.S. Global JETS ETF \| Delta Air Lines, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	10.50%
U.S. Global JETS ETF \| Mount Vernon Liquid Assets Portfolio, LLC [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.40%
U.S. Global JETS ETF \| Allegiant Travel Co. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.30%
U.S. Global JETS ETF \| Frontier Group Holdings, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.10%
U.S. Global JETS ETF \| Air Canada [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	3.60%
U.S. Global JETS ETF \| JetBlue Airways Corp. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	3.60%
U.S. Global JETS ETF \| Alaska Air Group, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	3.50%
U.S. Global JETS ETF \| Cash & Other [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	3.20%
U.S. Global JETS ETF \| Consumer, Cyclical [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	80.30%
U.S. Global JETS ETF \| Industrial [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	11.70%
U.S. Global JETS ETF \| Communications [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	7.60%
U.S. Global JETS ETF \| Cash & Other [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	0.40%
U.S. Global JETS ETF \| United States
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	80.20%
U.S. Global JETS ETF \| Canada
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	5.40%
U.S. Global JETS ETF \| France
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	2.00%
U.S. Global JETS ETF \| Spain
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	1.80%
U.S. Global JETS ETF \| China
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	1.70%
U.S. Global JETS ETF \| United Kingdom
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	1.50%
U.S. Global JETS ETF \| Mexico
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	1.40%
U.S. Global JETS ETF \| Turkey
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	1.40%
U.S. Global JETS ETF \| Japan
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	1.40%

U.S. Global JETS ETF | American Airlines Group, Inc. [Member]