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Revenue Recognition (Tables)
 12 Months Ended
Dec. 31, 2019
Revenue Recognition  
Schedule of disaggregation of revenues

The following table provides information about disaggregated revenue by timing of revenue recognition, (in thousands):

      Year Ended December 31, 2019
            License and            
      Product     royalty     Contract      
      revenue     revenue     revenue     Total
Timing of revenue recognition:                        
     Products transferred at a point in time   $ 5,345    $ 99    $ 178    $ 5,622 
     Product and services transferred over time     -      -      3,264      3,264 
     Total   $ 5,345    $ 99    $ 3,442    $ 8,886 

 

      Year Ended December 31, 2018
            License and            
      Product     royalty     Contract      
      revenue     revenue     revenue     Total
Timing of revenue recognition:                        
     Products transferred at a point in time   $ -    $ 10,011    $ 189    $ 10,200 
     Product and services transferred over time     -      -      7,407      7,407 
     Total   $ -    $ 10,011    $ 7,596    $ 17,607 

 

 

 

 

 

 

 
Costs in excess of billings and billings in excess of costs

The following table provides information about receivables, contract assets, and contract liabilities from contracts with customers (in thousands):

      December 31,     December 31,
      2019     2018
             
             
Accounts receivable, net   $ 1,079    $ 476 
Costs and estimated earnings in excess of            
billings on uncompleted contracts     -      987 
Accrued liabilities     432      1,585 
Deferred revenue     21      - 
Contract liabilities     9,755      - 
Other current liabilities     -      10,000 

 

 

 

 

 
Schedule of contract assets and liabilities

Significant changes in the contract assets and the contract liabilities balances during the period are as follows (in thousands, except percentages):

      December 31,     December 31,          
      2019     2018     $ Change   % Change
                       
Contract assets   $ -    $ 987    $ (987)   (100.0)
Contract liabilities     (10,208)     (1,585)     (8,623)   (544.0)
Net contract assets (liabilities)   $ (10,208)   $ (598)   $ (9,610)   (1,607.0)

 

 

 

 

 

 

 

 

 

 

 

 
Transaction price allocated to the remaining performance obligations, expected timing

The following table provides information about the estimated timing of revenue recognition (in thousands):

      2020     2021
             
Product revenue   $ 6,680    $ - 
License and royalty revenue     217      -