Stockholders' Equity - Schedule of Heritage Global Inc. 2016 Stock Option Plan (Details) - shares		12 Months Ended
	Apr. 08, 2021	Dec. 31, 2023	Dec. 31, 2022
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Options outstanding, beginning of year		2,027,350	2,193,288
Options granted	25,000	470,000	279,500
Options exercised		(102,125)	(339,125)
Options forfeited		(129,875)	(106,313)
Options outstanding, end of year		2,265,350	2,027,350
2016 Stock Option Plan [Member]
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Options outstanding, beginning of year		1,255,975	1,457,663
Options granted		0	35,000
Options exercised		(91,750)	(170,375)
Options forfeited		(84,375)	(66,313)
Options outstanding, end of year		1,079,850	1,255,975