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v3.19.3.a.u2

Creations and Redemptions (Details Textual) - USD ($) | Dec. 31, 2019 | Aug. 17, 2018
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SIT RISING RATE ETF [Member] |  |
Creations and Redemptions (Textual) |  |
Number of shares in one or more baskets | 25,000 |
BREAKWAVE DRY BULK SHIPPING ETF |  |
Creations and Redemptions (Textual) |  |
Number of shares in one or more baskets |  | 50,000
Authorized participant transaction fee per order | $ 500 |

X
- Definition The amount of transaction fee per order paid by authorized participant. + References No definition available. + Details
Name: | rise_AuthorizedParticipantTransactionFeePerOrder
Namespace Prefix: | rise_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | rise_CreationsAndRedemptionsTextualAbstract
Namespace Prefix: | rise_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition It denotes the number of shares in one or more baskets. + References No definition available. + Details
Name: | rise_NumberOfSharesInOneOrMoreBaskets
Namespace Prefix: | rise_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | dei_LegalEntityAxis=rise_SitRisingRateEtfMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=rise_BreakwaveDryBulkShippingEtfMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |