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v2.4.1.9

Note 15 - Financial Information About the Parent, the Issuer and the Guarantors - Condensed Consolidating Balance Sheet (Details) (USD $) | Dec. 31, 2014 | Jun. 30, 2014
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Current assets: |  |
Cash and cash equivalents | $ 112,942,000 us-gaap_CashAndCashEquivalentsAtCarryingValue | $ 109,176,000 us-gaap_CashAndCashEquivalentsAtCarryingValue
Marketable securities | 8,865,000 us-gaap_MarketableSecuritiesCurrent | 18,153,000 us-gaap_MarketableSecuritiesCurrent
Inventories | 151,749,000 us-gaap_InventoryNet | 146,275,000 us-gaap_InventoryNet
Prepaid expenses and other current assets | 23,023,000 us-gaap_PrepaidExpenseAndOtherAssetsCurrent | 19,599,000 us-gaap_PrepaidExpenseAndOtherAssetsCurrent
Total current assets | 307,205,000 us-gaap_AssetsCurrent | 305,629,000 us-gaap_AssetsCurrent
Property, plant and equipment, net | 284,789,000 us-gaap_PropertyPlantAndEquipmentNet | 288,156,000 us-gaap_PropertyPlantAndEquipmentNet
Goodwill and other intangible assets | 45,128,000 eth_GoodwillAndOtherIntangibleAssets | 45,128,000 eth_GoodwillAndOtherIntangibleAssets
Restricted cash and investments | 8,008,000 us-gaap_RestrictedCashAndCashEquivalentsNoncurrent | 8,507,000 us-gaap_RestrictedCashAndCashEquivalentsNoncurrent
Total assets | 652,067,000 us-gaap_Assets | 654,434,000 us-gaap_Assets
Current liabilities: |  |
Current maturities of long-term debt | 56,282,000 us-gaap_LongTermDebtCurrent | 501,000 us-gaap_LongTermDebtCurrent
Customer Deposits | 52,779,000 us-gaap_CustomerDepositsCurrent | 59,684,000 us-gaap_CustomerDepositsCurrent
Accounts payable | 19,501,000 us-gaap_AccountsPayableCurrent | 24,320,000 us-gaap_AccountsPayableCurrent
Accrued expenses and other current liabilities | 23,215,000 us-gaap_AccruedLiabilitiesCurrent | 23,833,000 us-gaap_AccruedLiabilitiesCurrent
Total current liabilities | 174,936,000 us-gaap_LiabilitiesCurrent | 136,047,000 us-gaap_LiabilitiesCurrent
Long-term debt | 75,751,000 us-gaap_LongTermDebtNoncurrent | 130,411,000 us-gaap_LongTermDebtNoncurrent
Total liabilities | 271,080,000 us-gaap_Liabilities | 286,967,000 us-gaap_Liabilities
Shareholders’ equity | 380,703,000 us-gaap_StockholdersEquity | 367,215,000 us-gaap_StockholdersEquity
Total liabilities and shareholders’ equity | 652,067,000 us-gaap_LiabilitiesAndStockholdersEquity | 654,434,000 us-gaap_LiabilitiesAndStockholdersEquity
Consolidated Entities [Member] |  |
Current assets: |  |
Cash and cash equivalents | 112,942,000 us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 109,176,000 us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Marketable securities | 8,865,000 us-gaap_MarketableSecuritiesCurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 18,153,000 us-gaap_MarketableSecuritiesCurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Accounts receivable, net | 10,626,000 us-gaap_AccountsReceivableNetCurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 12,426,000 us-gaap_AccountsReceivableNetCurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Inventories | 151,749,000 us-gaap_InventoryNet / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 146,275,000 us-gaap_InventoryNet / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Prepaid expenses and other current assets | 23,023,000 us-gaap_PrepaidExpenseAndOtherAssetsCurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 19,599,000 us-gaap_PrepaidExpenseAndOtherAssetsCurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Total current assets | 307,205,000 us-gaap_AssetsCurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 305,629,000 us-gaap_AssetsCurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Property, plant and equipment, net | 284,789,000 us-gaap_PropertyPlantAndEquipmentNet / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 288,156,000 us-gaap_PropertyPlantAndEquipmentNet / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Goodwill and other intangible assets | 45,128,000 eth_GoodwillAndOtherIntangibleAssets / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 45,128,000 eth_GoodwillAndOtherIntangibleAssets / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Restricted cash and investments | 8,008,000 us-gaap_RestrictedCashAndCashEquivalentsNoncurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 8,507,000 us-gaap_RestrictedCashAndCashEquivalentsNoncurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Other assets | 6,937,000 us-gaap_OtherAssetsNoncurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 7,014,000 us-gaap_OtherAssetsNoncurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Total assets | 652,067,000 us-gaap_Assets / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 654,434,000 us-gaap_Assets / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Current liabilities: |  |
Current maturities of long-term debt | 56,282,000 us-gaap_LongTermDebtCurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 501,000 us-gaap_LongTermDebtCurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Customer Deposits | 52,779,000 us-gaap_CustomerDepositsCurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 59,684,000 us-gaap_CustomerDepositsCurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Accounts payable | 19,501,000 us-gaap_AccountsPayableCurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 24,320,000 us-gaap_AccountsPayableCurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Accrued expenses and other current liabilities | 46,374,000 us-gaap_AccruedLiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 51,542,000 us-gaap_AccruedLiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Total current liabilities | 174,936,000 us-gaap_LiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 136,047,000 us-gaap_LiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Long-term debt | 75,751,000 us-gaap_LongTermDebtNoncurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 130,411,000 us-gaap_LongTermDebtNoncurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Other long-term liabilities | 20,393,000 us-gaap_OtherLiabilitiesNoncurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 20,509,000 us-gaap_OtherLiabilitiesNoncurrent / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Total liabilities | 271,080,000 us-gaap_Liabilities / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 286,967,000 us-gaap_Liabilities / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Shareholders’ equity | 380,987,000 us-gaap_StockholdersEquity / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 367,467,000 us-gaap_StockholdersEquity / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Total liabilities and shareholders’ equity | 652,067,000 us-gaap_LiabilitiesAndStockholdersEquity / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember | 654,434,000 us-gaap_LiabilitiesAndStockholdersEquity / dei_LegalEntityAxis = us-gaap_ConsolidatedEntitiesMember
Guarantor Subsidiaries [Member] |  |
Current assets: |  |
Cash and cash equivalents | 5,971,000 us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 10,347,000 us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Accounts receivable, net | 265,000 us-gaap_AccountsReceivableNetCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 308,000 us-gaap_AccountsReceivableNetCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Inventories | 175,436,000 us-gaap_InventoryNet / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 168,996,000 us-gaap_InventoryNet / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Prepaid expenses and other current assets | 10,880,000 us-gaap_PrepaidExpenseAndOtherAssetsCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 10,800,000 us-gaap_PrepaidExpenseAndOtherAssetsCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Intercompany receivables | 332,230,000 us-gaap_DueFromRelatedPartiesCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 322,382,000 us-gaap_DueFromRelatedPartiesCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Total current assets | 524,782,000 us-gaap_AssetsCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 512,833,000 us-gaap_AssetsCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Property, plant and equipment, net | 260,009,000 us-gaap_PropertyPlantAndEquipmentNet / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 262,272,000 us-gaap_PropertyPlantAndEquipmentNet / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Goodwill and other intangible assets | 7,223,000 eth_GoodwillAndOtherIntangibleAssets / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 7,223,000 eth_GoodwillAndOtherIntangibleAssets / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Other assets | 1,687,000 us-gaap_OtherAssetsNoncurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 1,647,000 us-gaap_OtherAssetsNoncurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Total assets | 793,701,000 us-gaap_Assets / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 783,975,000 us-gaap_Assets / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Current liabilities: |  |
Current maturities of long-term debt | 808,000 us-gaap_LongTermDebtCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 501,000 us-gaap_LongTermDebtCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Customer Deposits | 49,469,000 us-gaap_CustomerDepositsCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 55,810,000 us-gaap_CustomerDepositsCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Accounts payable | 14,701,000 us-gaap_AccountsPayableCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 17,699,000 us-gaap_AccountsPayableCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Accrued expenses and other current liabilities | 11,108,000 us-gaap_AccruedLiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 16,292,000 us-gaap_AccruedLiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Intercompany payables | 792,251,000 us-gaap_DueToRelatedPartiesCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 773,850,000 us-gaap_DueToRelatedPartiesCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Total current liabilities | 868,337,000 us-gaap_LiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 864,152,000 us-gaap_LiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Long-term debt | 1,918,000 us-gaap_LongTermDebtNoncurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 1,156,000 us-gaap_LongTermDebtNoncurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Other long-term liabilities | 15,969,000 us-gaap_OtherLiabilitiesNoncurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 15,763,000 us-gaap_OtherLiabilitiesNoncurrent / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Total liabilities | 886,224,000 us-gaap_Liabilities / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 881,071,000 us-gaap_Liabilities / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Shareholders’ equity | (92,523,000)us-gaap_StockholdersEquity / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | (97,096,000)us-gaap_StockholdersEquity / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Total liabilities and shareholders’ equity | 793,701,000 us-gaap_LiabilitiesAndStockholdersEquity / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember | 783,975,000 us-gaap_LiabilitiesAndStockholdersEquity / dei_LegalEntityAxis = us-gaap_GuarantorSubsidiariesMember
Non-Guarantor Subsidiaries [Member] |  |
Current assets: |  |
Cash and cash equivalents | 3,244,000 us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember | 3,262,000 us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
Inventories | 5,880,000 us-gaap_InventoryNet / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember | 6,141,000 us-gaap_InventoryNet / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
Prepaid expenses and other current assets | 1,930,000 us-gaap_PrepaidExpenseAndOtherAssetsCurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember | 1,845,000 us-gaap_PrepaidExpenseAndOtherAssetsCurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
Intercompany receivables | (3,412,000)us-gaap_DueFromRelatedPartiesCurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember | (3,478,000)us-gaap_DueFromRelatedPartiesCurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
Total current assets | 7,642,000 us-gaap_AssetsCurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember | 7,770,000 us-gaap_AssetsCurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
Property, plant and equipment, net | 16,622,000 us-gaap_PropertyPlantAndEquipmentNet / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember | 17,036,000 us-gaap_PropertyPlantAndEquipmentNet / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
Other assets | 622,000 us-gaap_OtherAssetsNoncurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember | 747,000 us-gaap_OtherAssetsNoncurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
Total assets | 24,886,000 us-gaap_Assets / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember | 25,553,000 us-gaap_Assets / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
Current liabilities: |  |
Customer Deposits | 3,310,000 us-gaap_CustomerDepositsCurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember | 3,874,000 us-gaap_CustomerDepositsCurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
Accounts payable | 268,000 us-gaap_AccountsPayableCurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember | 198,000 us-gaap_AccountsPayableCurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
Accrued expenses and other current liabilities | 1,614,000 us-gaap_AccruedLiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember | 1,581,000 us-gaap_AccruedLiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
Intercompany payables | 33,253,000 us-gaap_DueToRelatedPartiesCurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember | 29,085,000 us-gaap_DueToRelatedPartiesCurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
Total current liabilities | 38,445,000 us-gaap_LiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember | 34,738,000 us-gaap_LiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
Other long-term liabilities | 448,000 us-gaap_OtherLiabilitiesNoncurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember | 505,000 us-gaap_OtherLiabilitiesNoncurrent / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
Total liabilities | 38,893,000 us-gaap_Liabilities / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember | 35,243,000 us-gaap_Liabilities / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
Shareholders’ equity | (14,007,000)us-gaap_StockholdersEquity / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember | (9,690,000)us-gaap_StockholdersEquity / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
Total liabilities and shareholders’ equity | 24,886,000 us-gaap_LiabilitiesAndStockholdersEquity / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember | 25,553,000 us-gaap_LiabilitiesAndStockholdersEquity / dei_LegalEntityAxis = us-gaap_NonGuarantorSubsidiariesMember
Parent Company [Member] |  |
Current assets: |  |
Investment in affiliated companies | 751,476,000 us-gaap_OtherInvestments / dei_LegalEntityAxis = us-gaap_ParentCompanyMember | 731,003,000 us-gaap_OtherInvestments / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
Total assets | 751,476,000 us-gaap_Assets / dei_LegalEntityAxis = us-gaap_ParentCompanyMember | 731,003,000 us-gaap_Assets / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
Current liabilities: |  |
Accrued expenses and other current liabilities | 3,613,000 us-gaap_AccruedLiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_ParentCompanyMember | 3,013,000 us-gaap_AccruedLiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
Intercompany payables | 366,876,000 us-gaap_DueToRelatedPartiesCurrent / dei_LegalEntityAxis = us-gaap_ParentCompanyMember | 360,523,000 us-gaap_DueToRelatedPartiesCurrent / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
Total current liabilities | 370,489,000 us-gaap_LiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_ParentCompanyMember | 363,536,000 us-gaap_LiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
Total liabilities | 370,489,000 us-gaap_Liabilities / dei_LegalEntityAxis = us-gaap_ParentCompanyMember | 363,536,000 us-gaap_Liabilities / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
Shareholders’ equity | 380,987,000 us-gaap_StockholdersEquity / dei_LegalEntityAxis = us-gaap_ParentCompanyMember | 367,467,000 us-gaap_StockholdersEquity / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
Total liabilities and shareholders’ equity | 751,476,000 us-gaap_LiabilitiesAndStockholdersEquity / dei_LegalEntityAxis = us-gaap_ParentCompanyMember | 731,003,000 us-gaap_LiabilitiesAndStockholdersEquity / dei_LegalEntityAxis = us-gaap_ParentCompanyMember
Subsidiary Issuer [Member] |  |
Current assets: |  |
Cash and cash equivalents | 103,727,000 us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | 95,567,000 us-gaap_CashAndCashEquivalentsAtCarryingValue / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Marketable securities | 8,865,000 us-gaap_MarketableSecuritiesCurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | 18,153,000 us-gaap_MarketableSecuritiesCurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Accounts receivable, net | 10,361,000 us-gaap_AccountsReceivableNetCurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | 12,118,000 us-gaap_AccountsReceivableNetCurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Prepaid expenses and other current assets | 10,213,000 us-gaap_PrepaidExpenseAndOtherAssetsCurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | 6,954,000 us-gaap_PrepaidExpenseAndOtherAssetsCurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Intercompany receivables | 854,758,000 us-gaap_DueFromRelatedPartiesCurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | 836,086,000 us-gaap_DueFromRelatedPartiesCurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Total current assets | 987,924,000 us-gaap_AssetsCurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | 968,878,000 us-gaap_AssetsCurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Property, plant and equipment, net | 8,158,000 us-gaap_PropertyPlantAndEquipmentNet / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | 8,848,000 us-gaap_PropertyPlantAndEquipmentNet / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Goodwill and other intangible assets | 37,905,000 eth_GoodwillAndOtherIntangibleAssets / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | 37,905,000 eth_GoodwillAndOtherIntangibleAssets / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Restricted cash and investments | 8,008,000 us-gaap_RestrictedCashAndCashEquivalentsNoncurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | 8,507,000 us-gaap_RestrictedCashAndCashEquivalentsNoncurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Other assets | 4,628,000 us-gaap_OtherAssetsNoncurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | 4,620,000 us-gaap_OtherAssetsNoncurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Investment in affiliated companies | (104,740,000)us-gaap_OtherInvestments / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | (107,050,000)us-gaap_OtherInvestments / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Total assets | 941,883,000 us-gaap_Assets / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | 921,708,000 us-gaap_Assets / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Current liabilities: |  |
Current maturities of long-term debt | 55,474,000 us-gaap_LongTermDebtCurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember |
Accounts payable | 4,532,000 us-gaap_AccountsPayableCurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | 6,423,000 us-gaap_AccountsPayableCurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Accrued expenses and other current liabilities | 30,039,000 us-gaap_AccruedLiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | 30,656,000 us-gaap_AccruedLiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Intercompany payables | (8,804,000)us-gaap_DueToRelatedPartiesCurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | (8,468,000)us-gaap_DueToRelatedPartiesCurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Total current liabilities | 81,241,000 us-gaap_LiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | 28,611,000 us-gaap_LiabilitiesCurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Long-term debt | 73,833,000 us-gaap_LongTermDebtNoncurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | 129,255,000 us-gaap_LongTermDebtNoncurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Other long-term liabilities | 3,976,000 us-gaap_OtherLiabilitiesNoncurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | 4,241,000 us-gaap_OtherLiabilitiesNoncurrent / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Total liabilities | 159,050,000 us-gaap_Liabilities / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | 162,107,000 us-gaap_Liabilities / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Shareholders’ equity | 782,833,000 us-gaap_StockholdersEquity / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | 759,601,000 us-gaap_StockholdersEquity / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Total liabilities and shareholders’ equity | 941,883,000 us-gaap_LiabilitiesAndStockholdersEquity / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember | 921,708,000 us-gaap_LiabilitiesAndStockholdersEquity / dei_LegalEntityAxis = us-gaap_SubsidiaryIssuerMember
Consolidation, Eliminations [Member] |  |
Current assets: |  |
Inventories | (29,567,000)us-gaap_InventoryNet / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember | (28,862,000)us-gaap_InventoryNet / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember
Intercompany receivables | (1,183,576,000)us-gaap_DueFromRelatedPartiesCurrent / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember | (1,154,990,000)us-gaap_DueFromRelatedPartiesCurrent / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember
Total current assets | (1,213,143,000)us-gaap_AssetsCurrent / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember | (1,183,852,000)us-gaap_AssetsCurrent / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember
Investment in affiliated companies | (646,736,000)us-gaap_OtherInvestments / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember | (623,953,000)us-gaap_OtherInvestments / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember
Total assets | (1,859,879,000)us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember | (1,807,805,000)us-gaap_Assets / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember
Current liabilities: |  |
Intercompany payables | (1,183,576,000)us-gaap_DueToRelatedPartiesCurrent / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember | (1,154,990,000)us-gaap_DueToRelatedPartiesCurrent / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember
Total current liabilities | (1,183,576,000)us-gaap_LiabilitiesCurrent / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember | (1,154,990,000)us-gaap_LiabilitiesCurrent / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember
Total liabilities | (1,183,576,000)us-gaap_Liabilities / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember | (1,154,990,000)us-gaap_Liabilities / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember
Shareholders’ equity | (676,303,000)us-gaap_StockholdersEquity / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember | (652,815,000)us-gaap_StockholdersEquity / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember
Total liabilities and shareholders’ equity | $ (1,859,879,000)us-gaap_LiabilitiesAndStockholdersEquity / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember | $ (1,807,805,000)us-gaap_LiabilitiesAndStockholdersEquity / us-gaap_ConsolidationItemsAxis = us-gaap_ConsolidationEliminationsMember

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