Note 10 - Intangible Assets, Net - Intangible Assets, Net (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Finite-lived intangible assets	$ 9,623	$ 9,690
Finite-lived intangible assets, Accumulated amortization	(4,458)	(3,902)
Finite-lived intangible assets, Impairment	(2,500)	(2,524)
Intangible assets, net	2,665	3,264
Cloud-Computing Based Software Platforms [Member]
Finite-lived intangible assets	1,285	1,333
Finite-lived intangible assets, Accumulated amortization	(891)	(924)
Finite-lived intangible assets, Impairment	(394)	(409)
Intangible assets, net	0	0
Licensing Agreements [Member]
Finite-lived intangible assets	1,200	1,201
Finite-lived intangible assets, Accumulated amortization	(436)	(374)
Intangible assets, net	764	827
Internet Ad Tracking System [Member]
Finite-lived intangible assets	1,160	1,160
Finite-lived intangible assets, Accumulated amortization	(521)	(405)
Intangible assets, net	639	755
Livestreaming Technology [Member]
Finite-lived intangible assets	1,500	1,500
Finite-lived intangible assets, Accumulated amortization	(625)	(625)
Finite-lived intangible assets, Impairment	(875)	(875)
Intangible assets, net	0	0
Blockchain Integrated Framework Platform [Member]
Finite-lived intangible assets	4,038	4,038
Finite-lived intangible assets, Accumulated amortization	(1,766)	(1,346)
Finite-lived intangible assets, Impairment	(1,010)	(1,010)
Intangible assets, net	1,262	1,682
Bo!News Application [Member]
Finite-lived intangible assets	332	345
Finite-lived intangible assets, Accumulated amortization	(111)	(115)
Finite-lived intangible assets, Impairment	(221)	(230)
Intangible assets, net	0	0
Other Computer Software [Member]
Finite-lived intangible assets	108	113
Finite-lived intangible assets, Accumulated amortization	(108)	(113)
Intangible assets, net	$ 0	$ 0