Note 10 - Intangible Assets, Net - Intangible Assets, Net (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Gross carrying value	$ 9,673	$ 9,663
Accumulated amortization	(5,285)	(5,078)
Impairment	(3,742)	(3,744)
Intangible assets, net	646	841
Cloud-Computing Based Software Platforms [Member]
Gross carrying value	1,308	1,311
Accumulated amortization	(907)	(909)
Impairment	(401)	(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	(2,397)	(2,187)
Impairment	(1,010)	(1,010)
Intangible assets, net	631	841
Bo!News Application [Member]
Gross carrying value	338	339
Accumulated amortization	(113)	(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