Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Tables)

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Summary of Significant Accounting Policies (Tables)
 3 Months Ended
Mar. 31, 2018
Accounting Policies [Abstract]  
Summary of Components of Marketable Securities

The following is a summary of the components of our marketable securities and the underlying fair value input level tier hierarchy (see long-lived assets below) (in thousands):

 

    December 31, 2017     March 31, 2018  
    Amortized     Unrealized     Unrealized     Market     Amortized     Unrealized     Unrealized     Market  
    Cost     Gains     Losses     Value     Cost     Gains     Losses     Value  
U.S. treasuries   $ 1,744       -       -       1,744       2,496       -       (1 )     2,495  
Corporate bonds     17,099       -       (78 )     17,021       15,952       -       (120 )     15,832  
    $ 18,843     $ -     $ (78 )   $ 18,765     $ 18,448     $ -     $ (121 )   $ 18,327  

Components of Inventory

The components of inventory are as follows (in thousands):

 

    March 31, 2018     December 31, 2017  
Raw materials   $ 1,446     $ 1,269  
Work in process     258       245  
Finished goods     306       17  
    $     $  

Schedule of Fair Value of Financial Instruments

    As of March 31, 2018  
    Level 1     Level 2     Level 3     Total  
Marketable securities                                
U.S. government obligations   $ -     $ 2,495     $ -     $ 2,495  
Corporate obligations     -       15,832       -       15,832  
    $ -     $ 18,327     $ -     $ 18,327  

Schedule of Disaggregates by Revenue

The following table disaggregates the Company’s revenue by revenue source for the three months ended March 31, 2018 (in thousands):

 

Revenue by Customer Type   March 31, 2018  
Contract manufacturing   $ 3,330  
Retail     77  
Total Revenue   $ 3,407