Note 11 - Intangible Assets, Net - Intangible Assets, Net (Details) - USD ($)	Sep. 30, 2022	Dec. 31, 2021
Finite-lived intangible assets	$ 9,646,000	$ 9,856,000
Finite-lived intangible assets, Accumulated amortization	3,350,000	1,887,000
Finite-lived intangible assets, Impairment	400,000	446,000
Intangible assets, net	5,896,000	7,523,000
Finite-lived intangible assets, Accumulated amortization	(3,350,000)	(1,887,000)
Finite-lived intangible assets, Impairment	(400,000)	(446,000)
Cloud-Computing Based Software Platforms [Member]
Finite-lived intangible assets	1,307,000	1,456,000
Finite-lived intangible assets, Accumulated amortization	(907,000)	(1,010,000)
Finite-lived intangible assets, Impairment	(400,000)	(446,000)
Intangible assets, net	0	0
Finite-lived intangible assets, Accumulated amortization	907,000	1,010,000
Finite-lived intangible assets, Impairment	400,000	446,000
Licensing Agreements [Member]
Finite-lived intangible assets	1,200	1,205,000
Finite-lived intangible assets, Accumulated amortization	(341)	(255,000)
Intangible assets, net	859	950,000
Finite-lived intangible assets, Accumulated amortization	341	255,000
Internet Ad Tracking System [Member]
Finite-lived intangible assets	1,153,000	1,158,000
Finite-lived intangible assets, Accumulated amortization	(347,000)	(174,000)
Intangible assets, net	806,000	984,000
Finite-lived intangible assets, Accumulated amortization	347,000	174,000
Livestreaming Technology [Member]
Finite-lived intangible assets	1,500,000	1,500,000
Finite-lived intangible assets, Accumulated amortization	(550,000)	(325,000)
Intangible assets, net	950,000	1,175,000
Finite-lived intangible assets, Accumulated amortization	550,000	325,000
Blockchain Integrated Framework Platform [Member]
Finite-lived intangible assets	4,038,000	4,038,000
Finite-lived intangible assets, Accumulated amortization	(1,010,000)	0
Intangible assets, net	3,028,000	4,038,000
Finite-lived intangible assets, Accumulated amortization	1,010,000	0
Bo!News Application [Member]
Finite-lived intangible assets	338,000	376,000
Finite-lived intangible assets, Accumulated amortization	(85,000)	0
Intangible assets, net	253,000	376,000
Finite-lived intangible assets, Accumulated amortization	85,000	0
Other Computer Software [Member]
Finite-lived intangible assets	110,000	123,000
Finite-lived intangible assets, Accumulated amortization	(110,000)	(123,000)
Intangible assets, net	0	0
Finite-lived intangible assets, Accumulated amortization	$ 110,000	$ 123,000