Note 6 - Contract Assets and Contract Liabilities - Contract Assets and Liabilities (Details) - USD ($)	9 Months Ended	12 Months Ended
	Sep. 30, 2024	Dec. 31, 2023
Cost incurred	$ 3,152,907	$ 3,225,728
Unbilled project deliveries	257,706	582,557
VAT	151,028	329,980
Other receivables	17,243	92,619
Prepayments	(1,216,651)	(1,688,427)
Deferred Revenue	(22,524)	(33,360)
Contract with Customer, Asset (Liability), Net	2,339,710	2,509,097
Contract assets	2,533,287	2,891,744
Contract liabilities	(193,577)	(382,647)
Contract with Customer, Asset (Liability), Net	$ 2,339,710	$ 2,509,097