XML 58 R48.htm IDEA: XBRL DOCUMENT
v3.25.3

Securities - Fair Value and Amortized Cost of Securities (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Fair Value |  |
Pledged securities for borrowing availability at the Federal Reserve | $ 0 | $ 851,384
Pledge securities for FHLB borrowings | 0 | 279,136
Pledged securities for derivative instruments | 27,660 | 0
Amortized Cost |  |
Pledged securities for borrowing availability at the Federal Reserve | 0 | 1,032,916
Pledge securities for FHLB borrowings | 0 | 333,613
Pledged securities for derivative instruments | $ 27,391 | $ 0

X
- Definition Amortized Cost + References No definition available. + Details
Name: | hbnc_AmortizedCostAbstract
Namespace Prefix: | hbnc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Pledged Assets Separately Reported, Securities Pledged For Derivative Instruments, At Fair Value + References No definition available. + Details
Name: | hbnc_PledgedAssetsSeparatelyReportedSecuritiesPledgedForDerivativeInstrumentsAtFairValue
Namespace Prefix: | hbnc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Pledged Assets Separately Reported, Securities Pledged for Federal Home Loan Bank, at Fair Value 1 + References No definition available. + Details
Name: | hbnc_PledgedAssetsSeparatelyReportedSecuritiesPledgedForFederalHomeLoanBankAtFairValue1
Namespace Prefix: | hbnc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Pledged Assets Separately Reported, Securities Pledged for Federal Reserve, at Fair Value + References No definition available. + Details
Name: | hbnc_PledgedAssetsSeparatelyReportedSecuritiesPledgedForFederalReserveAtFairValue
Namespace Prefix: | hbnc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Pledged Financial Instruments, Not Separately Reported, Securities For Derivative Instruments + References No definition available. + Details
Name: | hbnc_PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesForDerivativeInstruments
Namespace Prefix: | hbnc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Pledged Financial Instruments, Not Separately Reported, Securities for Federal Home Loan Bank1 + References No definition available. + Details
Name: | hbnc_PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesForFederalHomeLoanBank1
Namespace Prefix: | hbnc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Pledged Financial Instruments, Not Separately Reported, Securities for Federal Reserve + References No definition available. + Details
Name: | hbnc_PledgedFinancialInstrumentsNotSeparatelyReportedSecuritiesForFederalReserve
Namespace Prefix: | hbnc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_FairValueDisclosuresAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration