Note 10 - Intangible Assets, Net - Intangible Assets, Net (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Gross carrying value	$ 9,666	$ 9,663
Accumulated amortization	(5,491)	(5,078)
Impairment	(3,740)	(3,744)
Intangible assets, net	435	841
Cloud-Computing Based Software Platforms [Member]
Gross carrying value	1,302	1,311
Accumulated amortization	(903)	(909)
Impairment	(399)	(402)
Intangible assets, net	0	0
Licensing Agreements [Member]
Gross carrying value	1,204	1,204
Accumulated amortization	(496)	(496)
Impairment	(708)	(708)
Intangible assets, net	0	0
Internet Ad Tracking System [Member]
Gross carrying value	1,160	1,160
Accumulated amortization	(637)	(637)
Impairment	(523)	(523)
Intangible assets, net	0	0
Livestreaming Technology [Member]
Gross carrying value	1,500	1,500
Accumulated amortization	(625)	(625)
Impairment	(875)	(875)
Intangible assets, net	0	0
Blockchain Integrated Framework Platform [Member]
Gross carrying value	4,038	4,038
Accumulated amortization	(2,607)	(2,187)
Impairment	(1,010)	(1,010)
Intangible assets, net	421	841
Customer Relationships [Member]
Gross carrying value	15
Accumulated amortization	(1)
Impairment	0
Intangible assets, net	14
Bo!News Application [Member]
Gross carrying value	337	339
Accumulated amortization	(112)	(113)
Impairment	(225)	(226)
Intangible assets, net	0	0
Other Computer Software [Member]
Gross carrying value	110	111
Accumulated amortization	(110)	(111)
Impairment	0	0
Intangible assets, net	$ 0	$ 0