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Fair Value Measurement - Roll-Forward of the Consolidated Condensed Statement of Financial Condition Items (Detail) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Other Assets [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Fair value, Beginning balance $ 1,489us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherAssetsMember		 $ 1,489us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherAssetsMember
Change in unrealized gains (losses) included in other comprehensive income for assets and liabilities still held at December 31, 0us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisGainLossIncludedInOtherComprehensiveIncomeLoss
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherAssetsMember		 0us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisGainLossIncludedInOtherComprehensiveIncomeLoss
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherAssetsMember
Other than temporary impairment charge 0hfbc_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetNetOtherThanTemporaryImpairmentCharges
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherAssetsMember		 0hfbc_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetNetOtherThanTemporaryImpairmentCharges
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherAssetsMember
Purchases, issuances and settlements, net 0us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherAssetsMember		 0us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherAssetsMember
Transfers in and/or out of Level 3 0us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherAssetsMember		 0us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherAssetsMember
Fair value, Ending balance 1,489us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherAssetsMember		 1,489us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherAssetsMember
Other Liabilities [Member]    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Change in unrealized gains (losses) included in other comprehensive income for assets and liabilities still held at December 31, 0us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisGainLossIncludedInOtherComprehensiveIncomeLoss
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherLiabilitiesMember		 0us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisGainLossIncludedInOtherComprehensiveIncomeLoss
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherLiabilitiesMember
Other than temporary impairment charge 0hfbc_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetNetOtherThanTemporaryImpairmentCharges
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherLiabilitiesMember		 0hfbc_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetNetOtherThanTemporaryImpairmentCharges
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherLiabilitiesMember
Purchases, issuances and settlements, net 0us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherLiabilitiesMember		 0us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherLiabilitiesMember
Transfers in and/or out of Level 3 $ 0us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherLiabilitiesMember		 $ 0us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet
/ us-gaap_BalanceSheetLocationAxis
= us-gaap_OtherLiabilitiesMember