Cash Paid For Operating Leases

No definition available.

Name:	hgbl_CashPaidForOperatingLeases
Namespace Prefix:	hgbl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Lessee operating lease, incremental borrowing rate.

+ References

No definition available.

+ Details

Name:	hgbl_LesseeOperatingLeaseIncrementalBorrowingRate
Namespace Prefix:	hgbl_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Number of locations.

+ References

No definition available.

+ Details

Name:	hgbl_NumberOfLocations
Namespace Prefix:	hgbl_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Short-Term Or Variable Leases

+ References

No definition available.

+ Details

Name:	hgbl_ShortTermOrVariableLeases
Namespace Prefix:	hgbl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Area of land subject to a ground lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147478964/842-20-50-3

+ Details

Name:	us-gaap_LandSubjectToGroundLeases
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:areaItemType
Balance Type:	na
Period Type:	instant

- 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 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147478964/842-20-50-3

+ Details

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

- Definition

Amount of operating lease expense. Excludes sublease income.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 4
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479041/842-20-45-4

+ Details

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

- Definition

Weighted average discount rate for operating lease calculated at point in time.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 53
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479589/842-20-55-53

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (g)(4)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147478964/842-20-50-4

+ Details

Name:	us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 53
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479589/842-20-55-53

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (g)(3)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147478964/842-20-50-4

+ Details

Name:	us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

- Definition

Cash payments to lessor's for use of assets under operating leases.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 25
-Subparagraph (g)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-25

+ Details

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

- Details

Name:	srt_StatementGeographicalAxis=hgbl_LibertyIndustrialParkLlcMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementGeographicalAxis=hgbl_DavidLudwigMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Leases (Narrative) (Details) $ in Thousands			12 Months Ended
Leases (Narrative) (Details) $ in Thousands	Jun. 01, 2023 USD ($)	Aug. 12, 2022 USD ($) ft²	Dec. 31, 2023 USD ($) Location	Dec. 31, 2022 USD ($)	Sep. 01, 2022	Jan. 01, 2019
Lessee Lease Description [Line Items]
Number of locations \| Location			4
Lessee operating lease, incremental borrowing rate	7.25%				5.50%	5.25%
Weighted average remaining lease term			4 years 1 month 6 days
Weighted average discount rate			5.35%
Lease expense			$ 781	$ 681
Cash Paid For Operating Leases			800	800
Short-Term Or Variable Leases			$ 0	$ 0
Liberty Industrial Park, LLC [Member]
Lessee Lease Description [Line Items]
Area of lease \| ft²		6,627
Initial monthly base rent		$ 11,266
Liberty Industrial Park, LLC [Member] \| Maximum [Member]
Lessee Lease Description [Line Items]
Initial monthly base rent		$ 13,180
David Ludwig [Member]
Lessee Lease Description [Line Items]
Initial monthly base rent	$ 9,412
David Ludwig [Member] \| Maximum [Member]
Lessee Lease Description [Line Items]
Initial monthly base rent	$ 9,914