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Stockholders' Equity - Schedule of Heritage Global Inc. 2016 Stock Option Plan (Details) - shares	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Options outstanding, beginning of year	2,265,350	2,027,350
Options Granted	112,500	470,000
Options exercised	(125,000)	(102,125)
Options forfeited	(21,250)	(129,875)
Options outstanding, end of year	2,231,600	2,265,350
2016 Stock Option Plan [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Options outstanding, beginning of year	1,079,850	1,255,975
Options exercised	(10,000)	(91,750)
Options forfeited	(4,000)	(84,375)
Options outstanding, end of year	1,065,850	1,079,850

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