XML 76 R64.htm IDEA: XBRL DOCUMENT v3.24.1.u1

Allowance for Credit Losses, Credit Quality and Other - Presentation of Troubled Debt Restructurings ("TDRs") by Class (Detail) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 31, 2024	Dec. 31, 2023
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	$ 24,941	$ 24,610
Percentage of Total Class of Loans Receivable	0.17%	0.17%
Term Extension
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	$ 3,279	$ 3,225
Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	1,219	636
Principal Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	110	149
Interest Only
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	3,270	3,518
Interest Rate Reduction and Term Extension
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	921	938
Principal Reduction and Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	4	5
Term Extension and Interest Only
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	16,023	16,023
Term Extension and Principal Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	115	116
Commercial real estate loans | Non-farm/non-residential
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	$ 18,638	$ 18,306
Percentage of Total Class of Loans Receivable	0.33%	0.33%
Commercial real estate loans | Non-farm/non-residential | Term Extension
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	$ 396	$ 398
Commercial real estate loans | Non-farm/non-residential | Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	457	0
Commercial real estate loans | Non-farm/non-residential | Principal Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	0	0
Commercial real estate loans | Non-farm/non-residential | Interest Only
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	1,415	1,537
Commercial real estate loans | Non-farm/non-residential | Interest Rate Reduction and Term Extension
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	347	348
Commercial real estate loans | Non-farm/non-residential | Principal Reduction and Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	0	0
Commercial real estate loans | Non-farm/non-residential | Term Extension and Interest Only
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	16,023	16,023
Commercial real estate loans | Non-farm/non-residential | Term Extension and Principal Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	0	0
Commercial real estate loans | Construction/land development
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	$ 121	$ 149
Percentage of Total Class of Loans Receivable	0.01%	0.01%
Commercial real estate loans | Construction/land development | Term Extension
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	$ 0	$ 0
Commercial real estate loans | Construction/land development | Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	0	0
Commercial real estate loans | Construction/land development | Principal Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	0	0
Commercial real estate loans | Construction/land development | Interest Only
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	121	149
Commercial real estate loans | Construction/land development | Interest Rate Reduction and Term Extension
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	0	0
Commercial real estate loans | Construction/land development | Principal Reduction and Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	0	0
Commercial real estate loans | Construction/land development | Term Extension and Interest Only
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	0	0
Commercial real estate loans | Construction/land development | Term Extension and Principal Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	0	0
Residential real estate loans | Residential 1-4 family
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	$ 2,126	$ 1,955
Percentage of Total Class of Loans Receivable	0.11%	0.11%
Residential real estate loans | Residential 1-4 family | Term Extension
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	$ 626	$ 560
Residential real estate loans | Residential 1-4 family | Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	724	598
Residential real estate loans | Residential 1-4 family | Principal Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	105	106
Residential real estate loans | Residential 1-4 family | Interest Only
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	56	59
Residential real estate loans | Residential 1-4 family | Interest Rate Reduction and Term Extension
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	500	516
Residential real estate loans | Residential 1-4 family | Principal Reduction and Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	0	0
Residential real estate loans | Residential 1-4 family | Term Extension and Interest Only
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	0	0
Residential real estate loans | Residential 1-4 family | Term Extension and Principal Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	115	116
Total real estate
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	$ 20,885	$ 20,410
Percentage of Total Class of Loans Receivable	0.20%	0.20%
Total real estate | Term Extension
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	$ 1,022	$ 958
Total real estate | Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	1,181	598
Total real estate | Principal Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	105	106
Total real estate | Interest Only
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	1,592	1,745
Total real estate | Interest Rate Reduction and Term Extension
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	847	864
Total real estate | Principal Reduction and Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	0	0
Total real estate | Term Extension and Interest Only
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	16,023	16,023
Total real estate | Term Extension and Principal Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	115	116
Consumer
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	$ 14	$ 30
Percentage of Total Class of Loans Receivable	0.00%	0.00%
Consumer | Term Extension
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	$ 0	$ 14
Consumer | Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	0	0
Consumer | Principal Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	1	1
Consumer | Interest Only
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	9	10
Consumer | Interest Rate Reduction and Term Extension
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	0	0
Consumer | Principal Reduction and Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	4	5
Consumer | Term Extension and Interest Only
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	0	0
Consumer | Term Extension and Principal Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	0	0
Commercial and industrial
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	$ 4,042	$ 4,170
Percentage of Total Class of Loans Receivable	0.18%	0.18%
Commercial and industrial | Term Extension
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	$ 2,257	$ 2,253
Commercial and industrial | Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	38	38
Commercial and industrial | Principal Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	4	42
Commercial and industrial | Interest Only
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	1,669	1,763
Commercial and industrial | Interest Rate Reduction and Term Extension
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	74	74
Commercial and industrial | Principal Reduction and Interest Rate Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	0	0
Commercial and industrial | Term Extension and Interest Only
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	0	0
Commercial and industrial | Term Extension and Principal Reduction
Financing Receivable, Modifications [Line Items]
Post- Modification Outstanding Balance	$ 0	$ 0

X

- Definition

Financing Receivable, Troubled Debt Restructuring, Postmodification, Percentage of Financing Receivable

+ References

No definition available.

+ Details

Name:	homb_FinancingReceivableTroubledDebtRestructuringPostmodificationPercentageOfFinancingReceivable
Namespace Prefix:	homb_
Data Type:	dtr-types1:percentItemType
Balance Type:	na
Period Type:	duration

X

- 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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-42

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-42

Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 12A
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481933/310-10-55-12A

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 33
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-33

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 34
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-34

+ Details

Name:	us-gaap_FinancingReceivableModificationsLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amortized cost of financing receivable modified during period for debtor experiencing financial difficulty.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-42

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 12A
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481933/310-10-55-12A

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 33
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-33

+ Details

Name:	us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=us-gaap_ExtendedMaturityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=us-gaap_ContractualInterestRateReductionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=us-gaap_PrincipalForgivenessMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=homb_InterestForgivenessMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=homb_RateAndTermModificationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=homb_PrincipalAndRateModificationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=homb_TermExtensionAndInterestForgivenessMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_LoanRestructuringModificationAxis=homb_TermExtensionAndPrincipalReductionMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=homb_CommercialRealEstateNonFarmNonresidentialMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=homb_CommercialRealEstateConstructionLandDevelopmentLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=homb_ResidentialRealEstatePortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=homb_ResidentialOneFourFamilyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=homb_CommercialAndResidentialRealEstatePortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=homb_CommercialAndIndustrialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: