000103 - Schedule - Annual Fund Operating Expenses - {Cohen & Steers Global Realty Majors ETF} link:presentationLink link:calculationLink link:definitionLink 000101 - Document - Risk/Return Summary {Unlabeled} - (Cohen & Steers Global Realty Majors ETF) link:presentationLink link:calculationLink link:definitionLink 000102 - Schedule - Shareholder Fees - {Cohen & Steers Global Realty Majors ETF} link:presentationLink link:calculationLink link:definitionLink 000104 - Schedule - Expense Example {Transposed} - {Cohen & Steers Global Realty Majors ETF} link:presentationLink link:calculationLink link:definitionLink 000105 - Schedule - Expense Example, No Redemption {Transposed} - {Cohen & Steers Global Realty Majors ETF} link:presentationLink link:calculationLink link:definitionLink 000106 - Schedule - Annual Total Returns - {Cohen & Steers Global Realty Majors ETF} (Bar Chart) link:presentationLink link:calculationLink link:definitionLink 000107 - Schedule - Average Annual Total Returns {Transposed} - {Cohen & Steers Global Realty Majors ETF} link:presentationLink link:calculationLink link:definitionLink 000108 - Disclosure - Risk/Return Detail Data {Elements} - (Cohen & Steers Global Realty Majors ETF) link:presentationLink link:calculationLink link:definitionLink 000201 - Document - Risk/Return Summary {Unlabeled} - (Alps Equal Sector Weight ETF) link:presentationLink link:calculationLink link:definitionLink 000202 - Schedule - Shareholder Fees - {Alps Equal Sector Weight ETF} link:presentationLink link:calculationLink link:definitionLink 000203 - Schedule - Annual Fund Operating Expenses - {Alps Equal Sector Weight ETF} link:presentationLink link:calculationLink link:definitionLink 000204 - Schedule - Expense Example {Transposed} - {Alps Equal Sector Weight ETF} link:presentationLink link:calculationLink link:definitionLink 000205 - Schedule - Expense Example, No Redemption {Transposed} - {Alps Equal Sector Weight ETF} link:presentationLink link:calculationLink link:definitionLink 000206 - Schedule - Annual Total Returns - {Alps Equal Sector Weight ETF}(Bar Chart) link:presentationLink link:calculationLink link:definitionLink 000207 - Schedule - Average Annual Total Returns {Transposed} - {Alps Equal Sector Weight ETF} link:presentationLink link:calculationLink link:definitionLink 000208 - Disclosure - Risk/Return Detail Data {Elements} - (Alps Equal Sector Weight ETF) link:presentationLink link:calculationLink link:definitionLink 000301 - Document - Risk/Return Summary {Unlabeled} - (Jefferies|TR/J CRB Global Commodity Equity Index Fund) link:presentationLink link:calculationLink link:definitionLink 000302 - Schedule - Shareholder Fees - {Jefferies|TR/J CRB Global Commodity Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000303 - Schedule - Annual Fund Operating Expenses - {Jefferies|TR/J CRB Global Commodity Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000304 - Schedule - Expense Example {Transposed} - {Jefferies|TR/J CRB Global Commodity Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000305 - Schedule - Expense Example, No Redemption {Transposed} - {Jefferies|TR/J CRB Global Commodity Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000306 - Schedule - Annual Total Returns - {Jefferies|TR/J CRB Global Commodity Equity Index Fund} (Bar Chart) link:presentationLink link:calculationLink link:definitionLink 000307 - Schedule - Average Annual Total Returns {Transposed} - {Jefferies|TR/J CRB Global Commodity Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000308 - Disclosure - Risk/Return Detail Data {Elements} - (Jefferies|TR/J CRB Global Commodity Equity Index Fund) link:presentationLink link:calculationLink link:definitionLink 000401 - Document - Risk/Return Summary {Unlabeled} - (Jefferies|TR/J CRB Global Agriculture Equity Index Fund) link:presentationLink link:calculationLink link:definitionLink 000402 - Schedule - Shareholder Fees - {Jefferies|TR/J CRB Global Agriculture Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000403 - Schedule - Annual Fund Operating Expenses - {Jefferies|TR/J CRB Global Agriculture Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000404 - Schedule - Expense Example {Transposed} - {Jefferies|TR/J CRB Global Agriculture Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000405 - Schedule - Expense Example, No Redemption {Transposed} - {Jefferies|TR/J CRB Global Agriculture Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000406 - Schedule - Annual Total Returns - {Jefferies|TR/J CRB Global Agriculture Equity Index Fund} (Bar Chart) link:presentationLink link:calculationLink link:definitionLink 000407 - Schedule - Average Annual Total Returns {Transposed} - {Jefferies|TR/J CRB Global Agriculture Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000408 - Disclosure - Risk/Return Detail Data {Elements} - (Jefferies|TR/J CRB Global Agriculture Equity Index Fund) link:presentationLink link:calculationLink link:definitionLink 000501 - Document - Risk/Return Summary {Unlabeled} - (Jefferies|TR/J CRB Global Industrial Metals Equity Index Fund) link:presentationLink link:calculationLink link:definitionLink 000502 - Schedule - Shareholder Fees - {Jefferies|TR/J CRB Global Industrial Metals Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000503 - Schedule - Annual Fund Operating Expenses - {Jefferies|TR/J CRB Global Industrial Metals Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000504 - Schedule - Expense Example {Transposed} - {Jefferies|TR/J CRB Global Industrial Metals Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000505 - Schedule - Expense Example, No Redemption {Transposed} - {Jefferies|TR/J CRB Global Industrial Metals Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000506 - Schedule - Annual Total Returns - {Jefferies|TR/J CRB Global Industrial Metals Equity Index Fund} (Bar Chart) link:presentationLink link:calculationLink link:definitionLink 000507 - Schedule - Average Annual Total Returns {Transposed} - {Jefferies|TR/J CRB Global Industrial Metals Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000508 - Disclosure - Risk/Return Detail Data {Elements} - (Jefferies|TR/J CRB Global Industrial Metals Equity Index Fund) link:presentationLink link:calculationLink link:definitionLink 000601 - Document - Risk/Return Summary {Unlabeled} - (Jefferies|TR/J CRB Global Energy Equity Index Fund) link:presentationLink link:calculationLink link:definitionLink 000602 - Schedule - Shareholder Fees - {Jefferies|TR/J CRB Global Energy Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000603 - Schedule - Annual Fund Operating Expenses - {Jefferies|TR/J CRB Global Energy Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000604 - Schedule - Expense Example {Transposed} - {Jefferies|TR/J CRB Global Energy Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000605 - Schedule - Expense Example, No Redemption {Transposed} - {Jefferies|TR/J CRB Global Energy Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000606 - Schedule - Annual Total Returns - {Jefferies|TR/J CRB Global Energy Equity Index Fund} (Bar Chart) link:presentationLink link:calculationLink link:definitionLink 000607 - Schedule - Average Annual Total Returns {Transposed} - {Jefferies|TR/J CRB Global Energy Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000608 - Disclosure - Risk/Return Detail Data {Elements} - (Jefferies|TR/J CRB Global Energy Equity Index Fund) link:presentationLink link:calculationLink link:definitionLink 000701 - Document - Risk/Return Summary {Unlabeled} - (Jefferies|TR/J CRB Global Precious Metals Equity Index Fund) link:presentationLink link:calculationLink link:definitionLink 000702 - Schedule - Shareholder Fees - {Jefferies|TR/J CRB Global Precious Metals Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000703 - Schedule - Annual Fund Operating Expenses - {Jefferies|TR/J CRB Global Precious Metals Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000704 - Schedule - Expense Example {Transposed} - {Jefferies|TR/J CRB Global Precious Metals Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000705 - Schedule - Expense Example, No Redemption {Transposed} - {Jefferies|TR/J CRB Global Precious Metals Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000706 - Schedule - Annual Total Returns - {Jefferies|TR/J CRB Global Precious Metals Equity Index Fund} (Bar Chart) link:presentationLink link:calculationLink link:definitionLink 000707 - Schedule - Average Annual Total Returns {Transposed} - {Jefferies|TR/J CRB Global Precious Metals Equity Index Fund} link:presentationLink link:calculationLink link:definitionLink 000708 - Disclosure - Risk/Return Detail Data {Elements} - (Jefferies|TR/J CRB Global Precious Metals Equity Index Fund) link:presentationLink link:calculationLink link:definitionLink 000801 - Document - Risk/Return Summary {Unlabeled} - (Jefferies/TR/J CRB Wildcatters Exploration & Production Equity ETF) link:presentationLink link:calculationLink link:definitionLink 000802 - Schedule - Shareholder Fees - {Jefferies/TR/J CRB Wildcatters Exploration & Production Equity ETF} link:presentationLink link:calculationLink link:definitionLink 000803 - Schedule - Annual Fund Operating Expenses - {Jefferies/TR/J CRB Wildcatters Exploration & Production Equity ETF} link:presentationLink link:calculationLink link:definitionLink 000804 - Schedule - Expense Example {Transposed} - {Jefferies/TR/J CRB Wildcatters Exploration & Production Equity ETF} link:presentationLink link:calculationLink link:definitionLink 000805 - Schedule - Expense Example, No Redemption {Transposed} - {Jefferies/TR/J CRB Wildcatters Exploration & Production Equity ETF} link:presentationLink link:calculationLink link:definitionLink 000806 - Schedule - Annual Total Returns - {Jefferies/TR/J CRB Wildcatters Exploration & Production Equity ETF} (Bar Chart) link:presentationLink link:calculationLink link:definitionLink 000807 - Schedule - Average Annual Total Returns {Transposed} - {Jefferies/TR/J CRB Wildcatters Exploration & Production Equity ETF} link:presentationLink link:calculationLink link:definitionLink 000808 - Disclosure - Risk/Return Detail Data {Elements} - (Jefferies/TR/J CRB Wildcatters Exploration & Production Equity ETF) link:presentationLink link:calculationLink link:definitionLink 000901 - Document - Risk/Return Summary {Unlabeled} - (ALERIAN MLP ETF) link:presentationLink link:calculationLink link:definitionLink 000902 - Schedule - Shareholder Fees - {ALERIAN MLP ETF} link:presentationLink link:calculationLink link:definitionLink 000903 - Schedule - Annual Fund Operating Expenses - {ALERIAN MLP ETF} link:presentationLink link:calculationLink link:definitionLink 000904 - Schedule - Expense Example {Transposed} - {ALERIAN MLP ETF} link:presentationLink link:calculationLink link:definitionLink 000905 - Schedule - Expense Example, No Redemption {Transposed} - {ALERIAN MLP ETF} link:presentationLink link:calculationLink link:definitionLink 000906 - Schedule - Annual Total Returns - {ALERIAN MLP ETF} (Bar Chart) link:presentationLink link:calculationLink link:definitionLink 000907 - Schedule - Average Annual Total Returns {Transposed} - {ALERIAN MLP ETF} link:presentationLink link:calculationLink link:definitionLink 000908 - Disclosure - Risk/Return Detail Data {Elements} - (ALERIAN MLP ETF) link:presentationLink link:calculationLink link:definitionLink 000001 - Document - Document and Entity Information {Elements} link:presentationLink link:calculationLink link:definitionLink