XML 59 R43.htm IDEA: XBRL DOCUMENT v3.25.1
Note 1 - Organization and Summary of Significant Accounting Policies - Contract Assets and Liabilities (Details) - USD ($)
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Cost incurred $ 2,512,901 $ 3,225,728
Unbilled project deliveries 51,442 582,557
VAT 93,961 329,980
Other receivables 20,972 92,619
Prepayments (1,121,897) (1,688,427)
Deferred Revenue 0 (33,360)
Contract with Customer, Asset (Liability), Net 1,557,379 2,509,097
Contract assets 1,666,698 2,891,744
Contract liabilities (109,319) (382,647)
Contract with Customer, Asset (Liability), Net $ 1,557,379 $ 2,509,097