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Accrued Expenses (Details) - USD ($)
$ in Thousands
Jun. 30, 2020
Dec. 31, 2019
Payables and Accruals [Abstract]    
Compensation and related benefits $ 382 $ 935
Accrued Litigation 238
Board Compensation 17
Personal property and franchise tax 13 2
Other 4 1
Total accrued expenses $ 399 $ 1,193