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Certain Balance Sheet Items Other current assets (Details) - USD ($)
Dec. 31, 2020
Jun. 01, 2020
Mar. 23, 2020
Dec. 31, 2019
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]        
Prepaid Expense $ 421,000 $ 150,000 $ 150,000 $ 23,000
Prepaid Insurance and services 158,000     184,000
Transition service agreement, related party 115,000     345,000
Deferred Cost - service contracts 99,000     118,000
Other 14,000     0
Other Assets, Current $ 807,000     $ 670,000