v3.25.4
Note 5 - Property, Plant and Equipment (Tables)
12 Months Ended
Dec. 31, 2025
Notes Tables  
Property, Plant and Equipment [Table Text Block]
  

Estimated

         
  

Useful Life

  

December 31,

 
  

(years)

  

2025

  

2024

 
            

Liquefaction plants and systems

 10 - 15  $57,341  $56,752 

Real property and buildings

 3 - 25   2,082   2,082 

Vehicles and tanker trailers and equipment

 2 - 10   50,316   49,754 

Computer and office equipment

 2 - 7   897   545 

Construction in progress

    14,946   8,082 

Leasehold improvements

    31   31 

Total

     125,613   117,246 

Less: accumulated depreciation

     (72,666)  (65,518)

Net

    $52,947  $51,728