Quarterly report pursuant to Section 13 or 15(d)

Accounts Payable and Accrued Expenses - Schedule of Accounts Payable and Accrued Expenses (Details)

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Accounts Payable and Accrued Expenses - Schedule of Accounts Payable and Accrued Expenses (Details) - USD ($)
$ in Thousands
Jun. 30, 2019
Dec. 31, 2018
Payables and Accruals [Abstract]    
Accounts payable $ 1,071 $ 616
Accrued compensation 105 78
Accrued other expenses 185 383
Total accounts payable and accrued expenses $ 1,361 $ 1,077