Market Fluctuation Tax Risk Member Market Fluctuation Tax Risk Member Investment Period Risk Member Investment Period Risk Member Cap Change Risk Member Cap Change Risk Member Large-Capitalization Investing Risk Member Large-Capitalization Investing Risk Member High Portfolio Turnover Risk Member High Portfolio Turnover Risk Member FLEX Options Correlation Risk Member FLEX Options Correlation Risk Member Buffered Loss Risk Member Buffered Loss Risk Member ETF Risk, Costs Of Buying Or Selling Shares Risk Member ETF Risk, Costs Of Buying Or Selling Shares Risk Member No Operating History Risk Member No Operating History Risk Member SPY Equity Risk Member SPY Equity Risk Member SPY Risk Member SPY Risk Member Aptus Laddered Buffer ETF Class S000102168 Aptus Laddered Buffer ETF C000272630 Aptus Laddered Buffer ETF Aptus Laddered Buffer ETF S000102168 Aptus Laddered Buffer ETF C000272630 Aptus Laddered Buffer ETF Special Tax Risk Member Special Tax Risk Member Investment Company Risk Member Investment Company Risk Member Capped Upside Risk Member Capped Upside Risk Member ETF Risk, Authorized Participants, Market Makers And Liquidity Providers Concentration Risk Member ETF Risk, Authorized Participants, Market Makers And Liquidity Providers Concentration Risk Member FLEX Options Valuation Risk Member FLEX Options Valuation Risk Member ETF Risk Member ETF Risk Member Underlying ETF Exposure Risk Member Underlying ETF Exposure Risk Member Sector Risk Member Sector Risk Member Sector Risk, Information Technology Sector Risk Member Sector Risk, Information Technology Sector Risk Member Management Risk Member Management Risk Member ETF Risk, Trading Risk Member ETF Risk, Trading Risk Member Affliliated Fund Risk Member Affliliated Fund Risk Member FLEX Options Liquidity Risk Member FLEX Options Liquidity Risk Member Counterparty Risk Member Counterparty Risk Member ETF Risk, Shares May Trade At Prices Other Than NAV Risk Member ETF Risk, Shares May Trade At Prices Other Than NAV Risk Member Equity Market Risk Member Equity Market Risk Member Fund-Of-Defined Outcome Funds Risk Member Fund-Of-Defined Outcome Funds Risk Member