Liquidity (Details Narrative) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Liquidity
Accumulated deficit	$ 52,154	$ 54,094
Cash and Cash Equivalents, at Carrying Value	1,069	$ 836
Working capital	$ 2,000

The cumulative amount of the reporting entity's undistributed earnings or deficit.

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant