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Combined Statements of Assets and Liabilities (Parenthetical) - USD ($)	Mar. 31, 2020	Jun. 30, 2019
SIT RISING RATE ETF
Securities, at fair value	$ 4,886,901	$ 11,928,143
Options written, premiums received	8,827	16,128
BREAKWAVE DRY BULK SHIPPING ETF
Securities, at fair value	2,556,475	1,095,625
Options written, premiums received	$ 0	$ 0

X

- Definition

Sum of the carrying amounts as of the balance sheet date of all investments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.1(h))
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

+ Details

Name:	us-gaap_Investments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Represents the premiums earned on the open option contracts held by the fund. This item is not required to be disclosed in Regulation S-X but is commonly reported by some funds.

+ References

No definition available.

+ Details

Name:	us-gaap_OpenOptionContractsWrittenPremiums
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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: