Quarterly report pursuant to Section 13 or 15(d)

Other Accrued Liabilities - Schedule of Other Current Liabilities (Details)

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Other Accrued Liabilities - Schedule of Other Current Liabilities (Details) - USD ($)
$ in Thousands
Jun. 30, 2019
Dec. 31, 2018
Other Liabilities Disclosure [Abstract]    
Accrued expenses $ 123 $ 167
Accrued benefits 56 23
Accrued payroll 32 195
Accrued vacation 51 66
Sales tax payable 3
Income taxes payable 2 106
Deferred revenue 111 206
Total other current liabilities $ 375 $ 766