Document and Entity Information (USD $)	12 Months Ended
	Dec. 31, 2014	Mar. 12, 2015	Jun. 30, 2014
Document Type	10-K
Amendment Flag	false
Document Period End Date	Dec. 31, 2014
Trading Symbol	hgbl
Entity Registrant Name	Heritage Global Inc.
Entity Central Index Key	0000849145
Current Fiscal Year End Date	--12-31
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		28,167,408
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Well Known Seasoned Issuer	No
Entity Public Float			$ 8,164,000
Document Fiscal Year Focus	2014
Document Fiscal Period Focus	FY