| Label | Element | Value |
|---|---|---|
| Leverage Shares 2X Long SNAP Daily ETF | Money Market Funds [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | 12.20% |
| Leverage Shares 2X Long SNAP Daily ETF | Total Return Swaps [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | 10.60% |
| Leverage Shares 2X Long SNAP Daily ETF | Cash & Other [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | 77.20% |