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Note 15 - Subsequent Events (Details Textual) (Subsequent Event [Member])
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0 Months Ended |
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Apr. 13, 2015
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Subsequent Event [Member]
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| Stock Repurchase Program, Additional Number of Shares Authorized to be Repurchased |
2,000,000eth_StockRepurchaseProgramAdditionalNumberOfSharesAuthorizedToBeRepurchased / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |
| Stock Repurchase Program, Number of Shares Authorized to be Repurchased |
2,997,724us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |
| X | ||||||||||
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- Definition
The additional number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan. No definition available.
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| X | ||||||||||
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- Definition
The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan. No definition available.
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