Name:	hfbl_ActualAndRequiredCapitalRatioAbstract
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This line item represents total adjusted average assets based on actual and required capital amounts applicable to banks including reconciliation of capital.

No definition available.

Name:	hfbl_AdjustedAverageAssets
Namespace Prefix:	hfbl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

This line item represents amount of goodwill on actual and required capital amounts applicable to banks including reconciliation of capital.

No definition available.

Name:	hfbl_BankingRegulationGoodwill
Namespace Prefix:	hfbl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

This line item represents amount of intangible assets on actual and required capital amounts applicable to banks including reconciliation of capital.

No definition available.

Name:	hfbl_BankingRegulationIntangibleAssets
Namespace Prefix:	hfbl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

This line item represents amount of total equity to assets based on actual and required capital amounts applicable to banks including reconciliation of capital.

No definition available.

Name:	hfbl_EquityToAssetsAmount
Namespace Prefix:	hfbl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

This line item represents investments in and advances to nonincludable subsidiaries based on actual and required capital amounts applicable to banks including reconciliation of capital.

No definition available.

Name:	hfbl_InvestmentsInAndAdvancesToNonincludableSubsidiaries
Namespace Prefix:	hfbl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of allowance to cover probable credit losses on loans and leases. Excludes allowance for loans and leases in excess of 1.25% of risk-weighted assets.

No definition available.

Name:	hfbl_LoansAndLeasesReceivableAllowanceTangibleCapitalReconciliation
Namespace Prefix:	hfbl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- References

No definition available.

Name:	hfbl_MinimumCapitalRequiredForCapitalAdequacyAmountAbstract
Namespace Prefix:	hfbl_
Data Type:	xbrli:stringItemType
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Period Type:	duration

- References

No definition available.

Name:	hfbl_MinimumCapitalRequiredForCapitalAdequacyRatioAbstract
Namespace Prefix:	hfbl_
Data Type:	xbrli:stringItemType
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Period Type:	duration

This line item represents amount of unrealized gains on securities available-for-sale based on actual and required capital amounts applicable to banks including reconciliation of capital.

No definition available.

Name:	hfbl_UnrealizedGainsOnSecuritiesAvailableForSale
Namespace Prefix:	hfbl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Ratio of minimum Common Equity Tier 1 risk-based capital to risk-weighted assets required for capital adequacy as defined by regulatory framework.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 505
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477270/942-505-50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 505
-Name Accounting Standards Codification
-Section 50
-Paragraph 1B
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477270/942-505-50-1B

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Amount of total capital as defined by regulatory framework.

Name:	us-gaap_Capital
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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

Amount of minimum total risk-based capital required for capital adequacy as defined by regulatory framework.

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Ratio of minimum total risk-based capital to risk-weighted assets required for capital adequacy as defined by regulatory framework.

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Data Type:	xbrli:pureItemType
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Ratio of total risk-based capital to risk-weighted assets as defined by regulatory framework.

Name:	us-gaap_CapitalToRiskWeightedAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:pureItemType
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Amount of Common Equity Tier 1 risk-based capital as defined by regulatory framework.

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Ratio of Common Equity Tier 1 risk-based capital to risk-weighted assets as defined by regulatory framework.

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Amount of minimum Common Equity Tier 1 risk-based capital required for capital adequacy as defined by regulatory framework.

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Amount of risk-weighted assets as defined by regulatory framework.

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

Amount of tangible capital as defined by regulatory framework.

Name:	us-gaap_TangibleCapital
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of minimum tangible capital required for capital adequacy as defined by regulatory framework.

Name:	us-gaap_TangibleCapitalRequiredForCapitalAdequacy
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
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Ratio of minimum tangible capital to tangible assets required for capital adequacy as defined by regulatory framework.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:pureItemType
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Period Type:	instant

Ratio of tangible capital to tangible assets as defined by regulatory framework.

Name:	us-gaap_TangibleCapitalToTangibleAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

Amount of Tier 1 leverage capital as defined by regulatory framework.

Name:	us-gaap_TierOneLeverageCapital
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of minimum Tier 1 leverage capital required for capital adequacy as defined by regulatory framework.

Name:	us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacy
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
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Period Type:	instant

Ratio of minimum Tier 1 leverage capital to average assets required for capital adequacy as defined by regulatory framework.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:pureItemType
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Period Type:	instant

Ratio of Tier 1 capital to average assets as defined by regulatory framework.

Name:	us-gaap_TierOneLeverageCapitalToAverageAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:pureItemType
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Amount of Tier 1 risk-based capital as defined by regulatory framework.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
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Amount of minimum Tier 1 risk-based capital required for capital adequacy as defined by regulatory framework.

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Ratio of minimum Tier 1 risk-based capital to risk-weighted assets required for capital adequacy as defined by regulatory framework.

Name:	us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets
Namespace Prefix:	us-gaap_
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Ratio of Tier 1 risk-based capital to risk-weighted assets as defined by regulatory framework.