Label	Element	Value
Themes Uranium & Nuclear ETF \| Constellation Energy Corp.
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	8.60%
Themes Uranium & Nuclear ETF \| Cameco Corp.
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	7.70%
Themes Uranium & Nuclear ETF \| Oklo, Inc.
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.90%
Themes Uranium & Nuclear ETF \| Silex Systems Ltd.
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.90%
Themes Uranium & Nuclear ETF \| Lightbridge Corp.
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.60%
Themes Uranium & Nuclear ETF \| American Electric Power Co., Inc.
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.40%
Themes Uranium & Nuclear ETF \| Duke Energy Corp.
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.40%
Themes Uranium & Nuclear ETF \| PG&E Corp.
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.20%
Themes Uranium & Nuclear ETF \| Centrus Energy Corp.
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.20%
Themes Uranium & Nuclear ETF \| NexGen Energy Ltd.
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.10%
Themes Uranium & Nuclear ETF \| Materials
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	46.30%
Themes Uranium & Nuclear ETF \| Utilities
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	34.90%
Themes Uranium & Nuclear ETF \| Industrials
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	14.30%
Themes Uranium & Nuclear ETF \| Technology
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	3.90%
Themes Uranium & Nuclear ETF \| Cash & Other
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.60%