Note 2 - Revenue Recognition - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Total revenue	$ 8,141	$ 9,732
North America [Member]
Total revenue	7,692	8,768
Europe [Member]
Total revenue	140	128
Asia [Member]
Total revenue	309	836
Partner Solutions [Member]
Total revenue	7,267	9,132
Partner Solutions [Member] | North America [Member]
Total revenue	6,883	8,205
Partner Solutions [Member] | Europe [Member]
Total revenue	75	91
Partner Solutions [Member] | Asia [Member]
Total revenue	309	836
Edge to Cloud [Member]
Total revenue	874	600
Edge to Cloud [Member] | North America [Member]
Total revenue	809	563
Edge to Cloud [Member] | Europe [Member]
Total revenue	65	37
Edge to Cloud [Member] | Asia [Member]
Total revenue	$ 0	$ 0