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Certain Balance Sheet Items (Tables)

12 Months Ended

Dec. 31, 2020

Balance Sheet Related Disclosures [Abstract]

Schedule of Inventory, Current [Table Text Block]

The following table summarizes inventories (in thousands):

			December 31,
			2020						2019
Raw materials			$	119					$	92
Work in process			167						137
Finished goods			272						524
			$	558					$	753

Schedule of Other Current Assets [Table Text Block]

The following table summarizes other current assets (in thousands):

			December 31,
			2020						2019
Prepaid services			$	421					$	23
Prepaid insurance			158						184
Transition service agreement, related party			115						345
Deferred cost - service contracts			99						118
Other			14						—
			$	807					$	670

Property, Plant and Equipment [Table Text Block]

The following table summarizes property and equipment (in thousands):

			December 31,
			2020						2019
Computer equipment(1)			$	291					$	291
Accumulated depreciation(1)			(291)						(289)
			$	—					$	2

Schedule of Other Assets, Noncurrent [Table Text Block]

The following table summarizes other assets (in thousands):

			December 31,
			2020						2019
Prepaid Insurance			$	385					$	519
Deferred cost – service contracts			56						154
Other			2						4
			$	443					$	677

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Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.

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Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process.

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