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SELECTED QUARTERLY FINANCIAL DATA (UNAUDITED) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2014 | Sep. 30, 2014 | Jun. 30, 2014 | Mar. 31, 2014 | Dec. 31, 2013 | Sep. 30, 2013 | Jun. 30, 2013 | Mar. 31, 2013 | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Selected quarterly financial data [Abstract] |  |  |  |  |  |  |  |  |  |  |
Net sales | $ 212,999 us-gaap_SalesRevenueNet | $ 198,541 us-gaap_SalesRevenueNet | $ 175,132 us-gaap_SalesRevenueNet | $ 181,737 us-gaap_SalesRevenueNet | $ 196,164 us-gaap_SalesRevenueNet | $ 192,722 us-gaap_SalesRevenueNet | $ 171,114 us-gaap_SalesRevenueNet | $ 186,090 us-gaap_SalesRevenueNet | $ 768,409 us-gaap_SalesRevenueNet | $ 746,090 us-gaap_SalesRevenueNet | $ 670,073 us-gaap_SalesRevenueNet
Gross profit | 114,156 us-gaap_GrossProfit | 106,203 us-gaap_GrossProfit | 94,144 us-gaap_GrossProfit | 97,862 us-gaap_GrossProfit | 106,000 us-gaap_GrossProfit | 103,877 us-gaap_GrossProfit | 91,311 us-gaap_GrossProfit | 100,309 us-gaap_GrossProfit | 412,366 us-gaap_GrossProfit | 401,496 us-gaap_GrossProfit | 352,035 us-gaap_GrossProfit
Credit service charges | 75 us-gaap_InterestAndFeeIncomeLoansConsumerInstallmentCreditCard | 72 us-gaap_InterestAndFeeIncomeLoansConsumerInstallmentCreditCard | 71 us-gaap_InterestAndFeeIncomeLoansConsumerInstallmentCreditCard | 81 us-gaap_InterestAndFeeIncomeLoansConsumerInstallmentCreditCard | 79 us-gaap_InterestAndFeeIncomeLoansConsumerInstallmentCreditCard | 78 us-gaap_InterestAndFeeIncomeLoansConsumerInstallmentCreditCard | 76 us-gaap_InterestAndFeeIncomeLoansConsumerInstallmentCreditCard | 86 us-gaap_InterestAndFeeIncomeLoansConsumerInstallmentCreditCard | 298 us-gaap_InterestAndFeeIncomeLoansConsumerInstallmentCreditCard | 320 us-gaap_InterestAndFeeIncomeLoansConsumerInstallmentCreditCard | 293 us-gaap_InterestAndFeeIncomeLoansConsumerInstallmentCreditCard
Income before taxes | (4,978)us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 12,468 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 7,812 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 9,956 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 15,783 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 15,388 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 7,866 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 13,450 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 25,257 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 52,487 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments | 23,516 us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
Net income | (10,192)us-gaap_NetIncomeLoss | 7,824 us-gaap_NetIncomeLoss | 4,829 us-gaap_NetIncomeLoss | 6,129 us-gaap_NetIncomeLoss | 9,681 us-gaap_NetIncomeLoss | 9,494 us-gaap_NetIncomeLoss | 4,830 us-gaap_NetIncomeLoss | 8,260 us-gaap_NetIncomeLoss | 8,589 us-gaap_NetIncomeLoss | 32,265 us-gaap_NetIncomeLoss | 14,911 us-gaap_NetIncomeLoss
Diluted net earnings (loss) per share [Abstract] |  |  |  |  |  |  |  |  |  |  |
Benefit from release of reserve for the valuation allowance on deferred tax assets | 21,600 us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance |  |  | 800 us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance |  |  |  |  | 0 us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance | 1,363 us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance | 1,207 us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance
Per share impact of releasing the reserves for the valuation allowance (in dollars per share) | $ 0.90 hvt_ReserveOfValuationAllowanceReservePerShareImpact |  |  | $ 0.02 hvt_ReserveOfValuationAllowanceReservePerShareImpact |  |  |  |  |  |  |
Common Stock [Member] |  |  |  |  |  |  |  |  |  |  |
Basic net earnings (loss) per share [Abstract] |  |  |  |  |  |  |  |  |  |  |
Common Stock (in dollars per share) | $ (0.45)us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 0.35 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 0.21 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 0.27 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 0.43 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 0.42 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 0.22 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 0.37 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 0.38 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 1.45 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 0.69 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember
Diluted net earnings (loss) per share [Abstract] |  |  |  |  |  |  |  |  |  |  |
Common Stock (in dollars per share) | $ (0.45)us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 0.34 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 0.21 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 0.27 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 0.42 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 0.42 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 0.21 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 0.36 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 0.37 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 1.41 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember | $ 0.67 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonStockMember
Class A Common Stock [Member] |  |  |  |  |  |  |  |  |  |  |
Selected quarterly financial data [Abstract] |  |  |  |  |  |  |  |  |  |  |
Net income |  |  |  |  |  |  |  |  | $ 732 us-gaap_NetIncomeLoss / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 3,506 us-gaap_NetIncomeLoss / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 1,712 us-gaap_NetIncomeLoss / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember
Basic net earnings (loss) per share [Abstract] |  |  |  |  |  |  |  |  |  |  |
Common Stock (in dollars per share) | $ (0.43)us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 0.33 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 0.20 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 0.26 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 0.41 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 0.40 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 0.20 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 0.35 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 0.33 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 1.37 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 0.58 us-gaap_EarningsPerShareBasic / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember
Diluted net earnings (loss) per share [Abstract] |  |  |  |  |  |  |  |  |  |  |
Common Stock (in dollars per share) | $ (0.43)us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 0.33 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 0.20 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 0.26 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 0.41 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 0.40 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 0.20 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 0.34 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 0.33 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 1.35 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember | $ 0.59 us-gaap_EarningsPerShareDiluted / us-gaap_StatementClassOfStockAxis = us-gaap_CommonClassAMember

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