| Label | Element | Value |
|---|---|---|
| Leverage Shares 2X Capped Accelerated NVDA Monthly ETF | U.S. Treasury Bills [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Total Investments | oef_PctOfTotalInv | 94.70% |
| Leverage Shares 2X Capped Accelerated NVDA Monthly ETF | Money Market Funds [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Total Investments | oef_PctOfTotalInv | 87.60% |
| Leverage Shares 2X Capped Accelerated NVDA Monthly ETF | Purchased Options [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Total Investments | oef_PctOfTotalInv | 13.30% |
| Leverage Shares 2X Capped Accelerated NVDA Monthly ETF | Written Options [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Total Investments | oef_PctOfTotalInv | (8.30%) |
| Leverage Shares 2X Capped Accelerated NVDA Monthly ETF | Cash & Other [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Total Investments | oef_PctOfTotalInv | (87.30%) |