| Label | Element | Value |
|---|---|---|
| Leverage Shares 2X Long TER Daily ETF | Total Return Swaps [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | 17.40% |
| Leverage Shares 2X Long TER Daily ETF | Money Market Funds [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | 7.30% |
| Leverage Shares 2X Long TER Daily ETF | Cash & Other [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | 75.30% |