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Accounts Payable and Accrued Liabilities (Tables)
12 Months Ended
Dec. 31, 2018
Payables and Accruals [Abstract]  
Schedule of Accounts Payable and Accrued Liabilities

At December 31, 2018 and 2017, accounts payable and accrued liabilities consist of the following (in thousands):

 

    December 31,  
    2018 (1)     2017  
Accounts payable   $ 2,359     $ 938  
Accrued liabilities     1,639       2,368  
Accrued compensation     2,456       2,275  
Other current liabilities     9       137  
Total   $ 6,463     $ 5,718  

 

(1) Reflects the effect of the AgeX Deconsolidation.