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Vendor Deposits	12 Months Ended
	Jun. 30, 2018
Deposit Assets Disclosure [Abstract]
Vendor Deposits	6. Vendor Deposits Vendor deposits represent advances made to the Company’s vendors for specialized inventory on order.

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- Definition

The entire disclosure for vendor deposits.

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No definition available.

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Namespace Prefix:	evi_
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Balance Type:	na
Period Type:	duration

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No definition available.

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Namespace Prefix:	us-gaap_
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