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Note 9 - Convertible Notes Payable at Fair Value (Tables)

12 Months Ended

Dec. 31, 2024

Notes Tables

Convertible Debt [Table Text Block]

		2024 KEUR				2023 KEUR
Face value $27,656 convertible notes due December 7, 2023 (in default)			24,035				25,629

		2024				2023
Indexed common shares			18,537,485				12,441,365
Fair value per share		$	1.24			$	1.86
Total Fair Value of Convertible Notes		EUR24,035				EUR25,629

Schedule of Debt [Table Text Block]

December 31, 2024	Issue Date		Principal KUSD				Accrued Interest KUSD
Tranch-1 @4% (12% - default rate)	December 7, 2022			11,100				2,370
Tranch-2 @4% (12% - default rate)	December 8, 2022			8,150				1,657
Tranch-3 @4% (12% - default rate)	December 20, 2022			750				153
Tranch-4 @12% (18% - default rate)	February 5, 2024			4,318				470
Tranch-5 @12% (18% - default rate)	August 30, 2024			3,338				136
Total				27,656				4,785

December 31, 2023	Issue Date		Principal KUSD				Accrued Interest KUSD
Tranch-1 @4% (12% - default rate)	December 7, 2022			11,100				1,034
Tranch-2 @4% (12% - default rate)	December 8, 2022			8,150				676
Tranch-3 @4% (12% - default rate)	December 20, 2022			750				62
Total				20,000				1,772

Fair Value Measurement Inputs and Valuation Techniques [Table Text Block]

Assumption		December 31, 2024				December 31, 2023
Closing price of underlying common equity		$	4.18			$	5.92
Exercise price		$	1.75			$	1.64
Volatility of underlying common equity			150	%			150	%
Remaining term (in years)		1				1
Risk Free treasury rates			4.18	%			4.20	%
Foreign exchange rate at year end USD/EUR			1.0389				1.105

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