v3.26.1
Revenue (Tables)
 6 Months Ended
Jun. 30, 2026
Revenue from Contract with Customer [Abstract]  
Schedule of Disaggregation of Revenue

 

   Treatment   Services   Total   Treatment   Services   Total 
Revenue by Contract Type                        
(In thousands)  Three Months Ended   Three Months Ended 
   June 30, 2026   June 30, 2025 
   Treatment   Services   Total   Treatment   Services   Total 
Fixed price  $8,289   $284   $8,573   $11,397   $640   $12,037 
Time and materials    —    4,312    4,312    —    2,549    2,549 
Total  $8,289   $4,596   $12,885   $11,397   $3,189   $14,586 

 

   Treatment   Services   Total   Treatment   Services   Total 
Revenue by Contract Type                        
(In thousands)  Six Months Ended   Six Months Ended 
   June 30, 2026   June 30, 2025 
   Treatment   Services   Total   Treatment   Services   Total 
Fixed price  $16,168   $516   $16,684   $20,583   $3,570   $24,153 
Time and materials    —    7,327    7,327     —    4,352    4,352 
Total  $16,168   $7,843   $24,011   $20,583   $7,922   $28,505 

 

   Treatment   Services   Total   Treatment   Services   Total 
Revenue by generator                        
(In thousands)  Three Months Ended   Three Months Ended 
   June 30, 2026   June 30, 2025 
   Treatment   Services   Total   Treatment   Services   Total 
Domestic government  $5,583   $3,838   $9,421   $7,146   $2,752   $9,898 
Domestic commercial   2,233    697    2,930    3,323    333    3,656 
Foreign government   264    27    291    617    70    687 
Foreign commercial   209    34    243    311    34    345 
Total  $8,289   $4,596   $12,885   $11,397   $3,189   $14,586 

 

   Treatment   Services   Total   Treatment   Services   Total 
Revenue by generator                        
(In thousands)  Six Months Ended   Six Months Ended 
   June 30, 2026   June 30, 2025 
   Treatment   Services   Total   Treatment   Services   Total 
Domestic government  $10,288    6,738   $17,026   $12,396   $7,286   $19,682 
Domestic commercial   4,594    929    5,523    4,790    444    5,234 
Foreign government   854    107    961    2,824    124    2,948 
Foreign commercial   432    69    501    573    68    641 
Total  $16,168   $7,843   $24,011   $20,583   $7,922   $28,505 
Schedule of Contract Balances

 

(In thousands)  June 30,
2026		   December 31,
2025		   Year-to-date
Change ($)		   Year-to-date
Change (%)		 
Contract assets                    
Unbilled receivables - current  $9,578   $8,781   $797    9.1%
                     
Contract liabilities                    
Deferred revenue  $8,656   $7,007   $1,649    23.5%

 

(In thousands)  June 30, 2025   December 31, 2024   Year-to-date
Change ($)		   Year-to-date
Change (%)		 
Contract assets                    
Unbilled receivables - current  $6,287   $4,990   $1,297    26.0%
                     
Contract liabilities                    
Deferred revenue  $6,982   $6,711   $271    4.0%
Schedule of Changes in Accounts Receivable, Net of Credit Losses

The following table represents changes in accounts receivable, net of credit losses, for the periods noted:

 

(In thousands)  June 30,
2026		   December 31,
2025		   Year-to-date
Change ($)		   Year-to-date
Change (%)		 
                     
Accounts Receivable (net)  $10,040   $11,228   $(1,188)   -10.6%

 

   June 30,
2025		   December 31,
2024		   Year-to-date
Change ($)		   Year-to-date
Change (%)		 
                     
Accounts Receivable (net)  $8,559   $11,579   $(3,020)   -26.1%