Quarterly report pursuant to Section 13 or 15(d)

Revenue (Tables)

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Revenue (Tables)
3 Months Ended
Mar. 31, 2018
Revenue from Contract with Customer [Abstract]  
Schedule of Disaggregation of Revenue

The following tables present further disaggregation of our revenues by different categories for our Services and Treatment Segments:

 

    Three Months Ended     Three Months Ended  
Revenue by Contract Type   March 31, 2018     March 31, 2017  
(In thousands)   Treatment     Services     Total     Treatment     Services     Total  
Fixed price   $ 8,959     $ 90     $ 9,049     $ 10,034     $ 98     $ 10,132  
Cost reimbursement                                    
Time and materials           3,609       3,609             2,575       2,575  
Total   $ 8,959     $ 3,699     $ 12,658     $ 10,034     $ 2,673     $ 12,707  

 

    Three Months Ended     Three Months Ended  
Revenue by generator   March 31, 2018     March 31, 2017  
(In thousands)   Treatment     Services     Total     Treatment     Services     Total  
Domestic government   $ 6,536     $ 3,118     $ 9,654     $ 7,371     $ 2,068     $ 9,439  
Domestic commercial     2,423       402       2,825       2,663       519       3,182  
Foreign government           153       153             65       65  
Foreign commercial           26       26             21       21  
Total   $ 8,959     $ 3,699     $ 12,658     $ 10,034     $ 2,673     $ 12,707  

Schedule of Contract Assets and Liabilities

The following table represents changes in our contract assets and contract liabilities balances:

 

(In thousands)   March 31, 2018     January 1, 2018     Year-to-date
Change ($)
    Year-to-date
Change (%)
 
Contract assets                                
Account receivables, net of allowance   $ 4,762     $ 7,940     $ (3,178 )     (40.0 )%
Unbilled receivables - current     4,574       4,547       27       0.6 %
Unbilled receivables - non-current     92       184       (92 )     (50.0 )%
                                 
Contract liabilities                                
Deferred revenue   $ 4,620     $ 5,083     $ (463 )     (9.1 )%