Earnings Per Share (Details Textual) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Aug. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Earnings Per Share (Textual)
Number of antidilutive securities were excluded from the computation of diluted net income (loss) per share		1,334,810	1,920,670	709,358
Escrow Subject to Cancellation Escrow Claims [Member]
Earnings Per Share (Textual)
Number of shares held in escrow account				453,365
Escrow Subject to Cancellation Escrow Claims [Member] | Great American Group, LLC [Member] | Maximum [Member]
Earnings Per Share (Textual)
Number of shares held in escrow account			66,000	66,000
Number of shares issued in escrow account to forfeiture for final settlement of claims		$ 387,365
Escrow Subject to Cancellation Escrow Claims [Member] | Great American Group, LLC [Member] | Minimum [Member]
Earnings Per Share (Textual)
Number of shares held in escrow account	21,233
Delaware corporation ("Wunderlich") [Member] | Merger Agreement [Member] | Common Stock [Member]
Earnings Per Share (Textual)
Number of shares held in escrow account		387,365	387,365