Loans - Summary of Information Pertaining to Non Accrual Non Covered Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	$ 8,814	$ 10,513
Without Related Allowance	2,548	3,013
Individually evaluated for impairment, Recorded investment in loans	4,216	5,033
Financial Asset Acquired with Credit Deterioration
Accounts, Notes, Loans and Financing Receivable [Line Items]
Individually evaluated for impairment, Recorded investment in loans	1,400	1,500
Commercial Real Estate \| Financial Asset Acquired with Credit Deterioration
Accounts, Notes, Loans and Financing Receivable [Line Items]
Individually evaluated for impairment, Recorded investment in loans	1,410	1,530
One- to four-family first mortgage
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	1,600	2,300
Without Related Allowance	0	0
Individually evaluated for impairment, Recorded investment in loans	0	0
Home equity loans and lines
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	208	34
Without Related Allowance	0	0
Individually evaluated for impairment, Recorded investment in loans	0	0
Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	5,203	6,945
Without Related Allowance	2,548	2,914
Individually evaluated for impairment, Recorded investment in loans	3,957	4,743
Construction and land
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	1,181	315
Without Related Allowance	0	0
Individually evaluated for impairment, Recorded investment in loans	147	0
Multi-family residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	0	0
Without Related Allowance	0	0
Individually evaluated for impairment, Recorded investment in loans	0	0
Commercial and industrial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	331	378
Without Related Allowance	0	13
Individually evaluated for impairment, Recorded investment in loans	112	204
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total	291	541
Without Related Allowance	0	86
Individually evaluated for impairment, Recorded investment in loans	$ 0	$ 86

Financing Receivable, Nonaccrual, With Allowance

No definition available.

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Namespace Prefix:	hbcp_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
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- 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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- Definition

The balance of financing receivables that were individually evaluated for impairment.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 11C
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-11C

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 4
-Subparagraph (SAB Topic 6.L(5)(a))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480418/310-10-S99-4

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Balance Type:	debit
Period Type:	instant

- Definition

Amortized cost of financing receivable on nonaccrual status with no allowance for credit loss. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 16
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-16

+ Details

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Period Type:	instant

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