Annual report pursuant to Section 13 and 15(d)

Accrued Expenses (Details)

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Accrued Expenses (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Accrued Liabilities Current Line Items [Line Items]    
Salaries, benefits and incentive compensation $ 108 $ 509
Professional fees 230 176
Other 47 27
Total accrued expenses and other current liabilities $ 385 $ 712