Label	Element	Value
Themes Cybersecurity ETF \| Trend Micro, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	5.80%
Themes Cybersecurity ETF \| Fortinet, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	5.70%
Themes Cybersecurity ETF \| Clear Secure, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	5.20%
Themes Cybersecurity ETF \| Varonis Systems, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	5.10%
Themes Cybersecurity ETF \| SentinelOne, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	5.00%
Themes Cybersecurity ETF \| CACI International, Inc. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.90%
Themes Cybersecurity ETF \| Check Point Software Technologies Ltd. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.70%
Themes Cybersecurity ETF \| CyberArk Software Ltd. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.50%
Themes Cybersecurity ETF \| Booz Allen Hamilton Holding Corp. [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.40%
Themes Cybersecurity ETF \| Darktrace PLC [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	4.30%
Themes Cybersecurity ETF \| Technology [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	90.40%
Themes Cybersecurity ETF \| Communications [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	5.70%
Themes Cybersecurity ETF \| Industrials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	3.60%
Themes Cybersecurity ETF \| Financials [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	0.10%
Themes Cybersecurity ETF \| Cash & Other [Member]
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Net Asset Value	oef_PctOfNav	0.20%