Common Stock, Beneficially Owned, Liquidated Amount

No definition available.

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Period Type:	instant

- Definition

Employee Stock Ownership Plan (ESOP), Award Service Period

+ References

No definition available.

+ Details

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- Definition

Employee Stock Ownership Plan (ESOP), Liability

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Employee Stock Ownership Plan (ESOP), Matching Contributions to ESOP

+ References

No definition available.

+ Details

Name:	hbnc_EmployeeStockOwnershipPlanESOPMatchingContributionsToESOP
Namespace Prefix:	hbnc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Value of common stock issued to a trust (for example, but not limited to, rabbi trust) set up specifically to accumulate stock for the sole purpose of distribution to participating employees.

+ References

No definition available.

+ Details

Name:	us-gaap_CommonStockSharesHeldInEmployeeTrust
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

This item represents the amount of cash contributions during the period made by the entity to the Employee Stock Ownership Plan (ESOP).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 718
-SubTopic 40
-Section 50
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480489/718-40-50-1

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Details

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Supplemental Executive Retirement Plan (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 03, 2024
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
Assets held in rabbi trust	$ 10,700	$ 10,600
Common stock beneficially owned, liquidated (in shares)				203,440
ESOP liability	$ 10,700	10,600
Service period	5 years
Matching contribution	$ 433	$ 344	$ 404
Minimum
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
Matching cash contributions and expense recorded for the ESOP	20
Maximum
Employee Stock Ownership Plan (ESOP) Disclosures [Line Items]
Matching cash contributions and expense recorded for the ESOP	$ 35