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

The amount of transaction fee per order paid by authorized participant.

No definition available.

Name:	rise_AuthorizedParticipantTransactionFeePerOrder
Namespace Prefix:	rise_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant