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Note 6 - Contract Assets and Contract Liabilities (Tables)
6 Months Ended
Jun. 30, 2025
Notes Tables  
Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]
   

June 30,

   

December 31,

 
   

2025

   

2024

 

Cost incurred

  $ 2,110,111     $ 2,512,901  

Unbilled project deliveries

    -       51,442  

VAT

    254,767       93,961  

Other receivables

    9,584       20,972  

Prepayments

    (1,336,814 )     (1,121,897 )
    $ 1,037,648     $ 1,557,379  
                 

Distributed as follows:

               

Contract assets

  $ 1,140,358     $ 1,666,698  

Contract liabilities

    (102,710 )     (109,319 )
    $ 1,037,648     $ 1,557,379