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Note 12 - Segment Information - Retail Sales by Product Line (Details) - Retail Segment [Member]	3 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Retail Sales, Percentage	100.00%	100.00%
Case Goods [Member]
Retail Sales, Percentage	31.00%	30.00%
Upholstered Products [Member]
Retail Sales, Percentage	47.00%	49.00%
Home Accents and Other [Member]
Retail Sales, Percentage	22.00%	21.00%

X

- Definition

The percentage of product line revenue to total retail revenue from the sale of goods.

+ References

No definition available.

+ Details

Name:	eth_RetailSalesPercentage
Namespace Prefix:	eth_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=eth_RetailSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ProductOrServiceAxis=eth_CaseGoodsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ProductOrServiceAxis=eth_UpholsteredProductsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ProductOrServiceAxis=eth_HomeAccentsAndOtherMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: