XML 79 R66.htm IDEA: XBRL DOCUMENT v2.4.0.8

Disclosures about Fair Value of Assets and Liabilities - Realized Gains and Losses included in Net Income for the Periods in the Condensed Consolidated Statements of Income (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended	3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended
	Dec. 31, 2012 Hedged Loans [Member]	Sep. 30, 2013 Non Interest Income [Member]	Sep. 30, 2012 Non Interest Income [Member]	Sep. 30, 2013 Non Interest Income [Member]	Sep. 30, 2012 Non Interest Income [Member]	Sep. 30, 2013 Non Interest Income [Member] Hedged Loans [Member]	Sep. 30, 2012 Non Interest Income [Member] Hedged Loans [Member]	Sep. 30, 2013 Non Interest Income [Member] Hedged Loans [Member]	Sep. 30, 2012 Non Interest Income [Member] Hedged Loans [Member]	Sep. 30, 2013 Non Interest Income [Member] Fair Value Interest Rate Swap Agreements [Member]	Sep. 30, 2012 Non Interest Income [Member] Fair Value Interest Rate Swap Agreements [Member]	Sep. 30, 2013 Non Interest Income [Member] Fair Value Interest Rate Swap Agreements [Member]	Sep. 30, 2012 Non Interest Income [Member] Fair Value Interest Rate Swap Agreements [Member]	Sep. 30, 2013 Non Interest Income [Member] Derivative Loan Commitments [Member]	Sep. 30, 2012 Non Interest Income [Member] Derivative Loan Commitments [Member]	Sep. 30, 2013 Non Interest Income [Member] Derivative Loan Commitments [Member]	Sep. 30, 2012 Non Interest Income [Member] Derivative Loan Commitments [Member]
Fair Value Of Assets And Liabilities Measured On Non Recurring Basis [Line Items]
Included in net income	$ 74	$ 169	$ 320	$ (239)	$ 600	$ 211	$ 112	$ (1,635)	$ 336	$ (211)	$ (112)	$ 1,635	$ (336)	$ 169	$ 320	$ (239)	$ 600

X

- Details

Name:	hbnc_FairValueOfAssetsAndLiabilitiesMeasuredOnNonRecurringBasisLineItems
Namespace Prefix:	hbnc_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of gain (loss) recognized in the income statement for financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258

+ Details

Name:	us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration