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Note 7 - Borrowings (Details Textual) (USD $)
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0 Months Ended |
6 Months Ended |
1 Months Ended |
36 Months Ended |
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Oct. 21, 2014
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Dec. 31, 2014
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Sep. 27, 2005
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Jun. 30, 2014
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Sep. 30, 2014
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| Debt Disclosure [Abstract] |
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| Long-term Debt, Excluding Current Maturities |
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$ 75,751,000us-gaap_LongTermDebtNoncurrent
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$ 130,411,000us-gaap_LongTermDebtNoncurrent
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| Debt Instrument, Term |
5 years
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| Line of Credit Facility, Maximum Borrowing Capacity |
150,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
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50,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
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| Fixed Charge Coverage Ratio |
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1.3eth_FixedChargeCoverageRatio
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| Letters of Credit Outstanding, Amount |
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300,000us-gaap_LettersOfCreditOutstandingAmount
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600,000us-gaap_LettersOfCreditOutstandingAmount
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| Line of Credit Facility, Remaining Borrowing Capacity |
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149,700,000us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
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49,400,000us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
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| Senior Notes |
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200,000,000us-gaap_SeniorNotes
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| Senior Notes [Member] |
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| Debt Disclosure [Abstract] |
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| Long-term Debt, Excluding Current Maturities |
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0us-gaap_LongTermDebtNoncurrent
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
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129,255,000us-gaap_LongTermDebtNoncurrent
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
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| Debt Instrument, Interest Rate, Stated Percentage |
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5.375%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
|
5.375%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
|
5.375%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
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| Proceeds from Issuance of Senior Long-term Debt |
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198,400,000us-gaap_ProceedsFromIssuanceOfSeniorLongTermDebt
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
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| Repayments of Senior Debt |
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70,600,000us-gaap_RepaymentsOfSeniorDebt
/ us-gaap_LongtermDebtTypeAxis
= us-gaap_SeniorNotesMember
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| Reclassification of Short-term Debt to Long-term Debt [Member] |
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| Debt Disclosure [Abstract] |
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| Long-term Debt, Excluding Current Maturities |
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73,833,000us-gaap_LongTermDebtNoncurrent
/ us-gaap_LongtermDebtTypeAxis
= eth_ReclassificationOfShortTermDebtToLongTermDebtMember
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0us-gaap_LongTermDebtNoncurrent
/ us-gaap_LongtermDebtTypeAxis
= eth_ReclassificationOfShortTermDebtToLongTermDebtMember
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| Term Loan [Member] |
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| Debt Disclosure [Abstract] |
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| Debt Instrument, Amortization Period |
15 years
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| Debt Covenant, Fixed Charge Coverage Ratio, Maximum Outstanding Term Loans |
25,000,000eth_DebtCovenantFixedChargeCoverageRatioMaximumOutstandingTermLoans
/ us-gaap_DebtInstrumentAxis
= eth_TermLoanMember
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| Term Loan [Member] | Average Availability Option B [Member] | London Interbank Offered Rate (LIBOR) [Member] |
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| Debt Disclosure [Abstract] |
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| 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
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| Term Loan [Member] | Minimum Availability Needed to Avoid Re-Triggering Fixed Charge Coverage Ratio Covenant [Member] |
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| Debt Disclosure [Abstract] |
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| Debt Instrument, Covenant, Percentage of Total Revolving Credit |
15.00%eth_DebtInstrumentCovenantPercentageOfTotalRevolvingCredit
/ us-gaap_DebtInstrumentAxis
= eth_TermLoanMember
/ us-gaap_StatementScenarioAxis
= eth_MinimumAvailabilityNeededToAvoidReTriggeringFixedChargeCoverageRatioCovenantMember
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| Term Loan [Member] | Minimum Fixed Charge Coverage Ratio for Covenant to Cease to Apply [Member] |
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| Debt Disclosure [Abstract] |
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| Fixed Charge Coverage Ratio |
1.25eth_FixedChargeCoverageRatio
/ us-gaap_DebtInstrumentAxis
= eth_TermLoanMember
/ us-gaap_StatementScenarioAxis
= eth_MinimumFixedChargeCoverageRatioForCovenantToCeaseToApplyMember
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| Term Loan [Member] | Minimum Fixed Charge Coverage Ratio for Year One [Member] |
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| Debt Disclosure [Abstract] |
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| Fixed Charge Coverage Ratio |
1eth_FixedChargeCoverageRatio
/ us-gaap_DebtInstrumentAxis
= eth_TermLoanMember
/ us-gaap_StatementScenarioAxis
= eth_MinimumFixedChargeCoverageRatioForYearOneMember
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| Term Loan [Member] | Minimum Fixed Charge Coverage Ratio Thereafter [Member] |
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| Debt Disclosure [Abstract] |
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| Fixed Charge Coverage Ratio |
1.1eth_FixedChargeCoverageRatio
/ us-gaap_DebtInstrumentAxis
= eth_TermLoanMember
/ us-gaap_StatementScenarioAxis
= eth_MinimumFixedChargeCoverageRatioThereafterMember
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| Term Loan [Member] | Rent Adjusted Leverage Ratio Option [Member] | Federal Funds Effective Swap Rate [Member] |
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| Debt Disclosure [Abstract] |
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| 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
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| Term Loan [Member] | Maximum [Member] | Additional Margin on Variable Rate Option [Member] |
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| Debt Disclosure [Abstract] |
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| 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
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| Term Loan [Member] | Maximum [Member] | Rent Adjusted Leverage Ratio Option [Member] | London Interbank Offered Rate (LIBOR) [Member] |
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| Debt Disclosure [Abstract] |
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| 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
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| Term Loan [Member] | Minimum [Member] | Additional Margin on Variable Rate Option [Member] |
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| Debt Disclosure [Abstract] |
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| 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
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| Term Loan [Member] | Minimum [Member] | Rent Adjusted Leverage Ratio Option [Member] | London Interbank Offered Rate (LIBOR) [Member] |
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| Debt Disclosure [Abstract] |
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| 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
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| Letter of Credit [Member] | Maximum [Member] |
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| Debt Disclosure [Abstract] |
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| 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
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| Letter of Credit [Member] | Minimum [Member] |
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| Debt Disclosure [Abstract] |
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| 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
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| Revolving Credit Facility [Member] |
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| Debt Disclosure [Abstract] |
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| Line of Credit Facility, Maximum Borrowing Capacity |
100,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
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| Debt Instrument, Covenant, Percentage of Total Revolving Credit |
20.00%eth_DebtInstrumentCovenantPercentageOfTotalRevolvingCredit
/ us-gaap_CreditFacilityAxis
= us-gaap_RevolvingCreditFacilityMember
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| Revolving Credit Facility [Member] | Average Availability Option B [Member] | Federal Funds Effective Swap Rate [Member] |
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| Debt Disclosure [Abstract] |
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| 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
|
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| Revolving Credit Facility [Member] | Average Availability Option B [Member] | London Interbank Offered Rate (LIBOR) [Member] |
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| Debt Disclosure [Abstract] |
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| 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
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| Revolving Credit Facility [Member] | Maximum [Member] |
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| Debt Disclosure [Abstract] |
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| 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
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| Revolving Credit Facility [Member] | Maximum [Member] | Additional Margin on Variable Rate Option [Member] |
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| Debt Disclosure [Abstract] |
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| 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
|
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| Revolving Credit Facility [Member] | Maximum [Member] | Average Availability Option [Member] | London Interbank Offered Rate (LIBOR) [Member] |
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| Debt Disclosure [Abstract] |
|
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| 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
|
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| Revolving Credit Facility [Member] | Minimum [Member] |
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| Debt Disclosure [Abstract] |
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| 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
|
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| Revolving Credit Facility [Member] | Minimum [Member] | Additional Margin on Variable Rate Option [Member] |
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| Debt Disclosure [Abstract] |
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| 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
|
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| Revolving Credit Facility [Member] | Minimum [Member] | Average Availability Option [Member] | London Interbank Offered Rate (LIBOR) [Member] |
|
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| Debt Disclosure [Abstract] |
|
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|
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| 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
|
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| Term Loan [Member] | Maximum [Member] |
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| Debt Disclosure [Abstract] |
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| Line of Credit Facility, Maximum Borrowing Capacity |
$ 50,000,000us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
/ us-gaap_CreditFacilityAxis
= eth_TermLoanMember
/ us-gaap_RangeAxis
= us-gaap_MaximumMember
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