S&P Target Risk Balanced Index (reflects no deduction for fees, expenses, or taxes) S&P Target Risk Balanced Index (reflects no deduction for fees, expenses, or taxes) Managed Futures Strategies Risk Member Managed Futures Strategies Risk Member REIT Investment Risk Member REIT Investment Risk Member Options Risk Member Options Risk Member S&P Target Risk Moderate Index (reflects no deduction for fees, expenses, or taxes) S&P Target Risk Moderate Index (reflects no deduction for fees, expenses, or taxes) Market Capitalization Risk Member Market Capitalization Risk Member Specialty Credit Risk Member Specialty Credit Risk Member Emerging Markets Risk Member Emerging Markets Risk Member Real Estate Sector Risk Member Real Estate Sector Risk Member Market Capitalization Risk, Small-Capitalization Investing Risk Member Market Capitalization Risk, Small-Capitalization Investing Risk Member ETF Risks, Trading Risk Member ETF Risks, Trading Risk Member S&P 500 Total Return Index (reflects no deduction for fees, expenses, or taxes) S&P 500 Total Return Index (reflects no deduction for fees, expenses, or taxes) Gold Investing Risk Member Gold Investing Risk Member ETF Risks Member ETF Risks Member Tax Risk Member Tax Risk Member Models And Data Risk Member Models And Data Risk Member Portfolio Turnover Risk Member Portfolio Turnover Risk Member The Brinsmere Fund - Growth ETF Class S000082648 The Brinsmere Fund - Growth ETF C000245967 The Brinsmere Fund - Growth ETF Foreign Securities Risk Member Foreign Securities Risk Member Fixed Income Securities Risk Member Fixed Income Securities Risk Member The Brinsmere Fund - Conservative ETF S000082649 The Brinsmere Fund - Conservative ETF C000245968 The Brinsmere Fund - Conservative ETF Investment Company Risk Member Investment Company Risk Member ETF Risks, Costs Of Buying Or Selling Shares Risk Member ETF Risks, Costs Of Buying Or Selling Shares Risk Member Futures Contracts Risks Member Futures Contracts Risks Member Market Capitalization Risk, Large-Capitalization Investing Risk Member Market Capitalization Risk, Large-Capitalization Investing Risk Member Government Obligations Risk Member Government Obligations Risk Member Market Capitalization Risk, Mid-Capitalization Investing Risk Member Market Capitalization Risk, Mid-Capitalization Investing Risk Member Management Risk Member Management Risk Member ETF Risks, Shares May Trade At Prices Other Than NAV Risk Member ETF Risks, Shares May Trade At Prices Other Than NAV Risk Member ETF Risks, Authorized Participants, Market Makers, And Liquidity Providers Concentration Risk Member ETF Risks, Authorized Participants, Market Makers, And Liquidity Providers Concentration Risk Member Cybersecurity Risk Member Cybersecurity Risk Member Commodities Risk Member Commodities Risk Member Inverse Bond Strategies Risk Member Inverse Bond Strategies Risk Member The Brinsmere Fund - Growth ETF S000082648 The Brinsmere Fund - Growth ETF C000245967 The Brinsmere Fund - Growth ETF Equity Market Risk Member Equity Market Risk Member The Brinsmere Fund - Conservative ETF Class S000082649 The Brinsmere Fund - Conservative ETF C000245968 The Brinsmere Fund - Conservative ETF