| Label | Element | Value |
|---|---|---|
| Defender Risk Adaptive 500 ETF | State Street SPDR Portfolio S&P 500 ETF [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | 99.60% |
| Defender Risk Adaptive 500 ETF | Cash & Other [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | 0.40% |
| Defender Risk Adaptive 500 ETF | Exchange Traded Funds [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | 99.60% |
| Defender Risk Adaptive 500 ETF | Cash & Other [Member] | ||
| Holdings [Line Items] | oef_HoldingsLineItems | |
| Percent of Net Asset Value | oef_PctOfNav | 0.40% |