XML 38 R43.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Patent Participation Fee (Narrative) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Mar. 31, 2013 | Dec. 31, 2014 | Dec. 31, 2003
Asset Acquisition, Contingent Consideration |  | Consideration provided was $100 plus a 35% residual payable to the third party relating to the net proceeds from future licensing and/or enforcement actions from the HGI VoIP patent portfolio. |
Consideration provided to the third party |  |  | $ 100 us-gaap_OtherIndefiniteLivedIntangibleAssets
Patent licensing | $ 200 us-gaap_LicensesRevenue |  |

X
- Definition Description of the calculation of the amount of contingent consideration that will be paid following receipt of proceeds. + References No definition available. + Details
Name: | hgbl_AssetAcquisitionContingentConsideration
Namespace Prefix: | hgbl_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Revenue earned during the period relating to consideration received from another party for the right to use, but not own, certain of the entity's intangible assets. Licensing arrangements include, but are not limited to, rights to use a patent, copyright, technology, manufacturing process, software or trademark. Licensing fees are generally, but not always, fixed as to amount and not dependent upon the revenue generated by the licensing party. An entity may receive licensing fees for licenses that also generate royalty payments to the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1(e)) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
Name: | us-gaap_LicensesRevenue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date of rights not otherwise specified in the taxonomy having a projected indefinite period of benefit. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
Name: | us-gaap_OtherIndefiniteLivedIntangibleAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant