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Business Description, Basis of Presentation and Significant Accounting Policies (Details Textual) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		75 Months Ended
	Jan. 31, 2022	Mar. 31, 2022	Mar. 31, 2021	Mar. 31, 2022	Dec. 31, 2021
Loss Contingencies [Line Items]
Cash and cash equivalents		$ 1,422		$ 1,422	$ 1,071
Working capital		19,339		19,339
Net cash used in operating activities		(1,043)	$ (13)
Increase of cash used in operating activities		(1,030)
Common stock and additional paid-in capital [Member]
Loss Contingencies [Line Items]
Issue of common stock and warrants	$ 2,000	$ 2,000	$ 0
Litigation for Intellectual Property Infringement [Member]
Loss Contingencies [Line Items]
Litigation settlement expense				$ 28,345

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- Definition

Amount of increase (decrease) in the amount of cash inflow (outflow) from operating activities, including discontinued operations. Operating activity cash flows include transactions, adjustments, and changes in value not defined as investing or financing activities.

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Amount of a company's current assets minus the amount of its current liabilities.

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