Label	Element	Value
Themes Cybersecurity ETF \| Nebius Group NV
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	10.50%
Themes Cybersecurity ETF \| NEXTDC Ltd.
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.40%
Themes Cybersecurity ETF \| CyberArk Software Ltd.
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	5.10%
Themes Cybersecurity ETF \| Varonis Systems, Inc.
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.60%
Themes Cybersecurity ETF \| CACI International, Inc.
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.40%
Themes Cybersecurity ETF \| Palo Alto Networks, Inc.
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.20%
Themes Cybersecurity ETF \| Crowdstrike Holdings, Inc.
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.10%
Themes Cybersecurity ETF \| SentinelOne, Inc.
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.10%
Themes Cybersecurity ETF \| Zscaler, Inc.
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.10%
Themes Cybersecurity ETF \| Akamai Technologies, Inc.
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	4.00%
Themes Cybersecurity ETF \| Technology
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	90.10%
Themes Cybersecurity ETF \| Communications
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	6.70%
Themes Cybersecurity ETF \| Industrials
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	2.90%
Themes Cybersecurity ETF \| Cash & Other
Holdings [Line Items]	oef_HoldingsLineItems
Percent of Total Investments	oef_PctOfTotalInv	0.30%