Quarterly report pursuant to Section 13 or 15(d)

Note 7 - Borrowings (Details Textual)

v2.4.1.9
Note 7 - Borrowings (Details Textual) (USD $)
0 Months Ended 1 Months Ended 9 Months Ended 1 Months Ended 24 Months Ended 1 Months Ended
Oct. 21, 2014
Mar. 31, 2015
Mar. 31, 2015
Mar. 31, 2014
Mar. 18, 2015
Sep. 27, 2005
Jun. 30, 2013
Jan. 28, 2015
Jun. 30, 2014
Repayments of Long-term Debt     $ 133,459,000us-gaap_RepaymentsOfLongTermDebt $ 358,000us-gaap_RepaymentsOfLongTermDebt          
Debt Instrument, Term 5 years                
Line of Credit Facility, Maximum Borrowing Capacity 150,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity                
Debt Issuance Cost   1,500,000us-gaap_DebtIssuanceCosts              
Fixed Charge Coverage Ratio     1.3eth_FixedChargeCoverageRatio            
Letters of Credit Outstanding, Amount   200,000us-gaap_LettersOfCreditOutstandingAmount 200,000us-gaap_LettersOfCreditOutstandingAmount           600,000us-gaap_LettersOfCreditOutstandingAmount
Line of Credit Facility, Remaining Borrowing Capacity   74,800,000us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity 74,800,000us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity           49,400,000us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Senior Notes [Member]                  
Senior Notes           200,000,000us-gaap_SeniorNotes
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
     
Debt Instrument, Interest Rate, Stated Percentage           5.375%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
     
Proceeds from Issuance of Senior Long-term Debt           198,400,000us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
     
Repayments of Senior Debt             70,600,000us-gaap_RepaymentsOfSeniorDebt
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
   
Repayments of Long-term Debt         129,400,000us-gaap_RepaymentsOfLongTermDebt
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
       
Accrued Interest Paid         3,200,000eth_AccruedInterestPaid
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
       
Payments of Debt Extinguishment Costs         3,500,000us-gaap_PaymentsOfDebtExtinguishmentCosts
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
       
Senior Notes [Member] | Cash Paid from Existing Cash Balances [Member]                  
Repayments of Long-term Debt         61,100,000us-gaap_RepaymentsOfLongTermDebt
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
/ us-gaap_StatementScenarioAxis
= eth_CashPaidFromExistingCashBalancesMember
       
Senior Notes [Member] | Cash Paid from Senior Secured Revolving Credit and Term Loan Facility [Member]                  
Repayments of Long-term Debt         75,000,000us-gaap_RepaymentsOfLongTermDebt
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
/ us-gaap_StatementScenarioAxis
= eth_CashPaidFromSeniorSecuredRevolvingCreditAndTermLoanFacilityMember
       
Interest and Other Income (Expense) [Member] | Senior Notes [Member]                  
Gains (Losses) on Extinguishment of Debt         3,700,000us-gaap_GainsLossesOnExtinguishmentOfDebt
/ us-gaap_IncomeStatementLocationAxis
= eth_InterestAndOtherIncomeExpenseMember
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
       
Term Loan [Member]                  
Debt Instrument, Interest Rate, Effective Percentage   1.9375%us-gaap_DebtInstrumentInterestRateEffectivePercentage
/ us-gaap_DebtInstrumentAxis
= eth_TermLoanMember
1.9375%us-gaap_DebtInstrumentInterestRateEffectivePercentage
/ us-gaap_DebtInstrumentAxis
= eth_TermLoanMember
           
Debt Instrument, Amortization Period               15 years  
Debt Covenant, Fixed Charge Coverage Ratio, Maximum Outstanding Term Loans               17,500,000eth_DebtCovenantFixedChargeCoverageRatioMaximumOutstandingTermLoans
/ us-gaap_DebtInstrumentAxis
= eth_TermLoanMember
 
Term Loan [Member] | Average Availability Option B [Member] | London Interbank Offered Rate (LIBOR) [Member]                  
Debt Instrument, Basis Spread on Variable Rate               1.00%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_DebtInstrumentAxis
= eth_TermLoanMember
/ us-gaap_StatementScenarioAxis
= eth_AverageAvailabilityOptionBMember
/ us-gaap_VariableRateAxis
= us-gaap_LondonInterbankOfferedRateLIBORMember
 
Term Loan [Member] | Minimum Availability Needed to Avoid Re-Triggering Fixed Charge Coverage Ratio Covenant [Member]                  
Debt Instrument, Covenant, Percentage of Total Revolving Credit               15.00%eth_DebtInstrumentCovenantPercentageOfTotalRevolvingCredit
/ us-gaap_DebtInstrumentAxis
= eth_TermLoanMember
/ us-gaap_StatementScenarioAxis
= eth_MinimumAvailabilityNeededToAvoidReTriggeringFixedChargeCoverageRatioCovenantMember
 
Term Loan [Member] | Minimum Fixed Charge Coverage Ratio for Covenant to Cease to Apply [Member]                  
Fixed Charge Coverage Ratio               1.25eth_FixedChargeCoverageRatio
/ us-gaap_DebtInstrumentAxis
= eth_TermLoanMember
/ us-gaap_StatementScenarioAxis
= eth_MinimumFixedChargeCoverageRatioForCovenantToCeaseToApplyMember
 
Term Loan [Member] | Minimum Fixed Charge Coverage Ratio for Year One [Member]                  
Fixed Charge Coverage Ratio               1eth_FixedChargeCoverageRatio
/ us-gaap_DebtInstrumentAxis
= eth_TermLoanMember
/ us-gaap_StatementScenarioAxis
= eth_MinimumFixedChargeCoverageRatioForYearOneMember
 
Term Loan [Member] | Minimum Fixed Charge Coverage Ratio Thereafter [Member]                  
Fixed Charge Coverage Ratio               1.1eth_FixedChargeCoverageRatio
/ us-gaap_DebtInstrumentAxis
= eth_TermLoanMember
/ us-gaap_StatementScenarioAxis
= eth_MinimumFixedChargeCoverageRatioThereafterMember
 
Term Loan [Member] | Rent Adjusted Leverage Ratio Option [Member] | Federal Funds Effective Swap Rate [Member]                  
Debt Instrument, Basis Spread on Variable Rate               0.50%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_DebtInstrumentAxis
= eth_TermLoanMember
/ us-gaap_StatementScenarioAxis
= eth_RentAdjustedLeverageRatioOptionAMember
/ us-gaap_VariableRateAxis
= us-gaap_FederalFundsEffectiveSwapRateMember
 
Term Loan [Member] | Maximum [Member] | Additional Margin on Variable Rate Option [Member]                  
Debt Instrument, Basis Spread on Variable Rate               1.25%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_DebtInstrumentAxis
= eth_TermLoanMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_VariableRateAxis
= eth_AdditionalMarginOnVariableRateOptionMember
 
Term Loan [Member] | Maximum [Member] | Rent Adjusted Leverage Ratio Option [Member] | London Interbank Offered Rate (LIBOR) [Member]                  
Debt Instrument, Basis Spread on Variable Rate               2.25%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_DebtInstrumentAxis
= eth_TermLoanMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_StatementScenarioAxis
= eth_RentAdjustedLeverageRatioOptionAMember
/ us-gaap_VariableRateAxis
= us-gaap_LondonInterbankOfferedRateLIBORMember
 
Term Loan [Member] | Minimum [Member] | Additional Margin on Variable Rate Option [Member]                  
Debt Instrument, Basis Spread on Variable Rate               0.75%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_DebtInstrumentAxis
= eth_TermLoanMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_VariableRateAxis
= eth_AdditionalMarginOnVariableRateOptionMember
 
Term Loan [Member] | Minimum [Member] | Rent Adjusted Leverage Ratio Option [Member] | London Interbank Offered Rate (LIBOR) [Member]                  
Debt Instrument, Basis Spread on Variable Rate               1.75%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_DebtInstrumentAxis
= eth_TermLoanMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_StatementScenarioAxis
= eth_RentAdjustedLeverageRatioOptionAMember
/ us-gaap_VariableRateAxis
= us-gaap_LondonInterbankOfferedRateLIBORMember
 
Letter of Credit [Member] | Maximum [Member]                  
Line of Credit Facility, Interest Rate During Period               1.75%us-gaap_LineOfCreditFacilityInterestRateDuringPeriod
/ us-gaap_CreditFacilityAxis
= us-gaap_LetterOfCreditMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
 
Letter of Credit [Member] | Minimum [Member]                  
Line of Credit Facility, Interest Rate During Period               1.50%us-gaap_LineOfCreditFacilityInterestRateDuringPeriod
/ us-gaap_CreditFacilityAxis
= us-gaap_LetterOfCreditMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
 
Revolving Credit Facility [Member]                  
Line of Credit Facility, Maximum Borrowing Capacity               115,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
 
Proceeds from Issuance of Long-term Debt   40,000,000us-gaap_ProceedsFromIssuanceOfLongTermDebt
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
             
Line of Credit Facility, Interest Rate at Period End   1.8125%us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
1.8125%us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
           
Debt Instrument, Covenant, Percentage of Total Revolving Credit               20.00%eth_DebtInstrumentCovenantPercentageOfTotalRevolvingCredit
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
 
Revolving Credit Facility [Member] | Average Availability Option B [Member] | Federal Funds Effective Swap Rate [Member]                  
Debt Instrument, Basis Spread on Variable Rate               0.50%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_StatementScenarioAxis
= eth_AverageAvailabilityOptionBMember
/ us-gaap_VariableRateAxis
= us-gaap_FederalFundsEffectiveSwapRateMember
 
Revolving Credit Facility [Member] | Average Availability Option B [Member] | London Interbank Offered Rate (LIBOR) [Member]                  
Debt Instrument, Basis Spread on Variable Rate               1.00%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_StatementScenarioAxis
= eth_AverageAvailabilityOptionBMember
/ us-gaap_VariableRateAxis
= us-gaap_LondonInterbankOfferedRateLIBORMember
 
Revolving Credit Facility [Member] | Maximum [Member]                  
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage               0.25%us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
 
Revolving Credit Facility [Member] | Maximum [Member] | Additional Margin on Variable Rate Option [Member]                  
Debt Instrument, Basis Spread on Variable Rate               0.75%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_VariableRateAxis
= eth_AdditionalMarginOnVariableRateOptionMember
 
Revolving Credit Facility [Member] | Maximum [Member] | Average Availability Option [Member] | London Interbank Offered Rate (LIBOR) [Member]                  
Debt Instrument, Basis Spread on Variable Rate               1.75%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
/ us-gaap_StatementScenarioAxis
= eth_AverageAvailabilityOptionAMember
/ us-gaap_VariableRateAxis
= us-gaap_LondonInterbankOfferedRateLIBORMember
 
Revolving Credit Facility [Member] | Minimum [Member]                  
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage               0.15%us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
 
Revolving Credit Facility [Member] | Minimum [Member] | Additional Margin on Variable Rate Option [Member]                  
Debt Instrument, Basis Spread on Variable Rate               0.50%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_VariableRateAxis
= eth_AdditionalMarginOnVariableRateOptionMember
 
Revolving Credit Facility [Member] | Minimum [Member] | Average Availability Option [Member] | London Interbank Offered Rate (LIBOR) [Member]                  
Debt Instrument, Basis Spread on Variable Rate               1.50%us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
/ us-gaap_RangeAxis
= us-gaap_MinimumMember
/ us-gaap_StatementScenarioAxis
= eth_AverageAvailabilityOptionAMember
/ us-gaap_VariableRateAxis
= us-gaap_LondonInterbankOfferedRateLIBORMember
 
Term Loan [Member]                  
Line of Credit Facility, Maximum Borrowing Capacity               35,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_CreditFacilityAxis
= eth_TermLoanMember
 
Proceeds from Issuance of Long-term Debt   35,000,000us-gaap_ProceedsFromIssuanceOfLongTermDebt
/ us-gaap_CreditFacilityAxis
= eth_TermLoanMember
             
Term Loan [Member] | Maximum [Member]                  
Line of Credit Facility, Maximum Borrowing Capacity $ 50,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_CreditFacilityAxis
= eth_TermLoanMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember