XML 86 R49.htm IDEA: XBRL DOCUMENT v2.4.1.9
Loans - Recorded Investment of Individual Loan Categories (Detail) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
Mar. 31, 2014
Dec. 31, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loan Balance $ 1,460,317us-gaap_NotesReceivableGross $ 1,377,472us-gaap_NotesReceivableGross    
Net loans 1,443,683us-gaap_LoansAndLeasesReceivableNetReportedAmount 1,360,971us-gaap_LoansAndLeasesReceivableNetReportedAmount    
Interest Due 3,871hbnc_InterestAndFeeDueIncomeLoansAndLeases 3,832hbnc_InterestAndFeeDueIncomeLoansAndLeases    
Deferred Fees / (Costs) 1,042hbnc_DeferredFeesCostsLoansAndLeases 1,082hbnc_DeferredFeesCostsLoansAndLeases    
Recorded Investment 1,465,230us-gaap_FinancingReceivableRecordedInvestmentCurrent 1,382,386us-gaap_FinancingReceivableRecordedInvestmentCurrent    
Recorded Investment 1,448,596us-gaap_LoansReceivableNet 1,365,885us-gaap_LoansReceivableNet    
Allowance for loan losses (16,634)us-gaap_LoansAndLeasesReceivableAllowance (16,501)us-gaap_LoansAndLeasesReceivableAllowance (16,102)us-gaap_LoansAndLeasesReceivableAllowance (15,992)us-gaap_LoansAndLeasesReceivableAllowance
Commercial [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loan Balance 694,507us-gaap_NotesReceivableGross
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
673,059us-gaap_NotesReceivableGross
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Interest Due 1,632hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
1,583hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Deferred Fees / (Costs) 1,229hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
1,255hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Recorded Investment 697,368us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
675,897us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Real Estate [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loan Balance 438,743us-gaap_NotesReceivableGross
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
383,182us-gaap_NotesReceivableGross
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
   
Interest Due 1,245hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
1,238hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
   
Deferred Fees / (Costs) 546hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
599hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
   
Recorded Investment 440,534us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
385,019us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
   
Consumer [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loan Balance 327,067us-gaap_NotesReceivableGross
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
321,231us-gaap_NotesReceivableGross
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
   
Interest Due 994hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
1,011hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
   
Deferred Fees / (Costs) (733)hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
(772)hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
   
Recorded Investment 327,328us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
321,470us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
   
Owner Occupied Real Estate [Member] | Commercial [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loan Balance 240,027us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_OwnerOccupiedRealEstateMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
228,380us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_OwnerOccupiedRealEstateMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Interest Due 426hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_OwnerOccupiedRealEstateMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
385hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_OwnerOccupiedRealEstateMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Deferred Fees / (Costs) 658hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_OwnerOccupiedRealEstateMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
680hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_OwnerOccupiedRealEstateMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Recorded Investment 241,111us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_OwnerOccupiedRealEstateMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
229,445us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_OwnerOccupiedRealEstateMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Non Owner Occupied Real Estate [Member] | Commercial [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loan Balance 308,420us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_NonOwnerOccupiedRealEstateMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
297,299us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_NonOwnerOccupiedRealEstateMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Interest Due 345hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_NonOwnerOccupiedRealEstateMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
309hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_NonOwnerOccupiedRealEstateMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Deferred Fees / (Costs) 515hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_NonOwnerOccupiedRealEstateMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
506hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_NonOwnerOccupiedRealEstateMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Recorded Investment 309,280us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_NonOwnerOccupiedRealEstateMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
298,114us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_NonOwnerOccupiedRealEstateMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Residential Spec Homes [Member] | Commercial [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loan Balance 3,409us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_ResidentialSpecHomesMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
2,027us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_ResidentialSpecHomesMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Interest Due 5hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_ResidentialSpecHomesMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
2hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_ResidentialSpecHomesMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Deferred Fees / (Costs) 3hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_ResidentialSpecHomesMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
     
Recorded Investment 3,417us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_ResidentialSpecHomesMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
2,029us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_ResidentialSpecHomesMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Development & Spec Land Loans [Member] | Commercial [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loan Balance 11,229us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_DevelopmentAndSpecLandLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
12,097us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_DevelopmentAndSpecLandLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Interest Due 28hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_DevelopmentAndSpecLandLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
28hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_DevelopmentAndSpecLandLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Deferred Fees / (Costs) 25hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_DevelopmentAndSpecLandLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
30hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_DevelopmentAndSpecLandLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Recorded Investment 11,282us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_DevelopmentAndSpecLandLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
12,155us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_DevelopmentAndSpecLandLoansMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Commercial and Industrial [Member] | Commercial [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loan Balance 131,422us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_CommercialAndIndustrialMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
133,256us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_CommercialAndIndustrialMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Interest Due 828hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_CommercialAndIndustrialMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
859hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_CommercialAndIndustrialMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Deferred Fees / (Costs) 28hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_CommercialAndIndustrialMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
39hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_CommercialAndIndustrialMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Recorded Investment 132,278us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_CommercialAndIndustrialMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
134,154us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_CommercialAndIndustrialMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialPortfolioSegmentMember
   
Residential Mortgage [Member] | Real Estate [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loan Balance 244,081us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= us-gaap_ResidentialMortgageMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
242,521us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= us-gaap_ResidentialMortgageMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
   
Interest Due 743hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= us-gaap_ResidentialMortgageMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
737hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= us-gaap_ResidentialMortgageMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
   
Deferred Fees / (Costs) 546hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= us-gaap_ResidentialMortgageMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
599hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= us-gaap_ResidentialMortgageMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
   
Recorded Investment 245,370us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= us-gaap_ResidentialMortgageMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
243,857us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= us-gaap_ResidentialMortgageMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
   
Residential Construction [Member] | Real Estate [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loan Balance 15,763us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_ResidentialConstructionMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
11,505us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_ResidentialConstructionMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
   
Interest Due 22hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_ResidentialConstructionMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
21hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_ResidentialConstructionMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
   
Recorded Investment 15,785us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_ResidentialConstructionMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
11,526us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_ResidentialConstructionMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
   
Mortgage Warehousing [Member] | Real Estate [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loan Balance 178,899us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_MortgageWarehousingMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
129,156us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_MortgageWarehousingMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
   
Interest Due 480hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_MortgageWarehousingMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
480hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_MortgageWarehousingMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
   
Recorded Investment 179,379us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_MortgageWarehousingMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
129,636us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_MortgageWarehousingMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialRealEstatePortfolioSegmentMember
   
Direct Installment [Member] | Consumer [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loan Balance 41,476us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_DirectInstallmentMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
40,137us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_DirectInstallmentMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
   
Interest Due 135hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_DirectInstallmentMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
129hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_DirectInstallmentMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
   
Deferred Fees / (Costs) (380)hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_DirectInstallmentMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
(375)hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_DirectInstallmentMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
   
Recorded Investment 41,231us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_DirectInstallmentMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
39,891us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_DirectInstallmentMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
   
Direct Installment Purchased [Member] | Consumer [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loan Balance 195us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_DirectInstallmentPurchasedMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
219us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_DirectInstallmentPurchasedMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
   
Recorded Investment 195us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_DirectInstallmentPurchasedMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
219us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_DirectInstallmentPurchasedMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
   
Indirect Installment [Member] | Consumer [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loan Balance 146,938us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_IndirectInstallmentMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
141,868us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= hbnc_IndirectInstallmentMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
   
Interest Due 302hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_IndirectInstallmentMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
314hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_IndirectInstallmentMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
   
Deferred Fees / (Costs)   (163)hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= hbnc_IndirectInstallmentMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
   
Recorded Investment 147,240us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_IndirectInstallmentMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
142,019us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= hbnc_IndirectInstallmentMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
   
Home Equity [Member] | Consumer [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Loan Balance 138,458us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= us-gaap_HomeEquityMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
139,007us-gaap_NotesReceivableGross
/ us-gaap_FinancialInstrumentAxis
= us-gaap_HomeEquityMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
   
Interest Due 557hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= us-gaap_HomeEquityMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
568hbnc_InterestAndFeeDueIncomeLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= us-gaap_HomeEquityMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
   
Deferred Fees / (Costs) (353)hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= us-gaap_HomeEquityMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
(234)hbnc_DeferredFeesCostsLoansAndLeases
/ us-gaap_FinancialInstrumentAxis
= us-gaap_HomeEquityMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
   
Recorded Investment $ 138,662us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= us-gaap_HomeEquityMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember
$ 139,341us-gaap_FinancingReceivableRecordedInvestmentCurrent
/ us-gaap_FinancialInstrumentAxis
= us-gaap_HomeEquityMember
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerPortfolioSegmentMember